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The following tables present IEM computed monthly data summaries based on daily data provided by or computed for the IEM. A download interface exists for the daily summary information. The climatology is provided by the nearest NCEI climate station () within the current 1991-2020 dataset.

To load shown data into Microsoft Excel, highlight the table information with your mouse and then copy/paste into Excel.

Precipitation Totals [inch]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	0.00	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	0.00	M	0.00	M	0.00	M	0.00
1978	M	0.00	M	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00
1979	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1980	M	M	M	M	0.00	0.00	0.00	0.00	M	0.00	M	0.00
1981	0.00	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1982	M	0.00	M	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00
1983	0.00	0.00	M	0.00	0.00	0.00	M	M	M	0.00	0.00	M
1984	M	M	0.00	M	0.00	M	0.00	M	0.00	0.00	M	M
1985	M	0.00	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	0.00	M	M	M	M	M
1987	M	0.00	M	M	M	M	M	0.00	M	M	M	M
1988	0.00	0.00	M	0.00	M	M	M	M	M	0.00	0.00	M
1989	M	M	0.00	0.00	M	M	0.00	M	0.00	M	M	M
1990	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1991	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1992	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1993	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1994	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1995	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1996	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1997	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00
1998	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1999	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2000	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2002	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2003	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	M	0.00	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	0.00	0.00	0.00	0.00	M	M	M	M	M	M	M	M
2010	M	M	M	M	M	M	M	M	M	M	M	M
2011	M	M	M	M	M	M	M	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	M	M	M	M	M
2018	M	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	M	M	M	M	M	M	M

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	4.3	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	5.5	5.6	5.7	4.9	5.2	5.2	6.8	6.5	7.5	6.0	6.6
1991	7.0	5.7	6.6	5.6	6.1	5.4	6.3	7.5	7.1	7.8	6.5	5.5
1992	5.6	6.9	6.3	5.2	4.4	5.8	6.6	7.7	7.8	7.0	6.5	7.0
1993	5.5	5.3	5.7	7.9	7.9	6.7	6.1	8.1	6.7	7.0	6.5	6.7
1994	5.6	7.6	8.3	8.7	8.5	8.7	10.0	10.4	9.7	9.7	8.4	8.0
1995	6.5	7.5	8.5	6.9	5.5	6.4	7.9	7.0	8.7	7.7	7.4	7.3
1996	7.2	7.8	7.8	8.7	8.3	7.9	6.1	8.5	9.1	8.0	8.0	7.1
1997	7.3	8.6	7.0	5.0	6.2	5.2	4.6	5.2	6.2	7.0	M	5.8
1998	5.5	5.5	5.7	6.0	5.4	5.4	5.3	6.2	7.8	7.7	6.8	5.5
1999	5.8	6.0	5.5	5.9	5.7	5.2	6.5	6.9	7.3	8.5	6.7	5.9
2000	6.3	6.3	6.7	6.6	5.6	5.3	6.6	6.2	7.7	6.9	6.9	6.2
2001	5.5	5.8	5.5	6.2	5.8	5.5	5.9	6.8	6.9	6.7	6.5	7.2
2002	6.5	5.7	4.9	4.7	5.0	5.2	5.2	7.2	7.7	7.9	7.1	6.9
2003	6.3	5.7	5.6	6.1	6.2	4.1	6.1	7.1	7.2	7.8	7.1	7.1
2004	6.6	5.5	5.6	4.9	4.6	5.5	6.2	6.6	6.8	8.3	8.1	7.0
2005	6.3	6.4	5.9	5.8	5.8	6.3	6.3	6.0	7.3	7.0	6.7	6.2
2006	6.3	5.5	4.8	5.2	4.0	5.5	4.4	5.0	5.9	5.8	5.4	5.8
2007	5.0	5.8	5.3	5.7	4.8	4.1	4.8	6.5	7.9	7.3	6.7	5.7
2008	6.0	5.2	5.3	4.5	4.7	4.9	5.2	5.9	6.6	7.2	6.9	5.8
2009	5.7	5.1	5.0	4.9	4.6	4.2	4.9	6.4	6.2	6.2	5.2	5.8
2010	5.1	6.0	4.9	5.6	4.6	5.1	6.1	5.6	7.1	6.6	5.5	5.1
2011	5.9	5.7	5.3	5.3	4.8	4.6	5.0	6.3	7.5	6.5	6.9	6.1
2012	6.2	6.1	6.0	5.6	5.8	5.0	5.6	7.5	6.1	5.4	5.0	4.7
2013	4.9	5.9	7.1	5.4	5.4	5.2	6.3	7.2	8.3	8.3	8.3	6.7
2014	6.9	7.7	7.3	6.4	6.4	6.2	7.2	7.3	8.3	8.7	7.5	7.2
2015	7.1	6.9	6.1	6.4	7.2	7.1	6.2	7.4	7.5	8.4	7.1	6.6
2016	7.8	6.0	6.5	6.0	5.6	6.3	6.2	7.0	7.8	8.3	7.6	7.4
2017	8.5	7.1	6.7	7.1	6.2	6.4	8.8	7.8	8.5	8.5	7.3	6.5
2018	6.4	6.6	5.9	7.5	6.8	5.7	5.8	7.0	7.1	7.1	7.6	6.4
2019	6.4	5.9	6.2	5.4	5.2	6.3	6.6	8.0	8.2	8.1	7.7	7.1
2020	6.5	5.6	6.5	6.3	5.6	5.5	5.9	7.3	7.0	7.9	7.2	5.9
2021	6.3	6.5	5.9	6.4	5.4	5.8	6.5	7.7	7.9	7.9	7.0	6.7
2022	6.6	5.2	6.2	6.4	5.8	5.5	6.0	7.7	8.1	7.5	7.3	7.2
2023	6.2	6.1	6.6	6.9	6.0	5.2	6.3	6.4	7.4	7.3	6.7	7.2
2024	5.8	6.0	5.7	6.0	5.3	5.2	5.7	6.9	7.4	8.0	7.3	6.3
2025	6.4	6.9	9.3	M	M	M	M	M	M	M	M	M

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	77.00	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	77.00	M	86.00	M	84.00	M	82.00
1978	M	85.00	M	79.50	79.00	74.00	73.75	77.00	81.00	M	77.67	79.65
1979	77.16	80.35	80.11	79.12	78.72	74.80	74.25	80.37	78.12	81.56	80.77	86.00
1980	M	M	M	M	73.00	77.67	72.00	78.00	M	79.00	M	81.50
1981	84.00	M	79.00	77.00	77.00	74.00	73.67	73.00	88.00	72.33	70.00	80.50
1982	M	82.50	M	73.00	75.33	78.00	79.50	74.67	M	80.67	86.00	78.00
1983	73.00	85.00	M	75.50	82.00	74.50	M	M	M	75.00	84.50	M
1984	M	M	80.00	M	84.00	M	80.00	M	83.00	70.00	M	M
1985	M	86.00	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	66.00	M	M	M	M	M
1987	M	86.00	M	M	M	M	M	82.00	M	M	M	M
1988	84.00	80.00	M	80.00	M	M	M	M	M	77.00	84.00	M
1989	M	M	78.00	84.00	M	M	68.00	M	86.00	M	M	M
1990	81.00	84.91	86.06	84.07	79.52	78.07	77.87	75.52	80.07	83.61	86.33	83.10
1991	79.65	83.61	82.19	81.27	77.61	77.73	75.97	78.03	80.13	80.77	83.10	84.52
1992	79.39	81.18	84.37	83.11	81.74	77.24	76.55	78.97	76.70	80.97	80.90	80.16
1993	84.03	83.00	86.35	81.70	77.94	75.70	80.03	79.55	85.20	83.23	85.19	81.65
1994	82.16	88.14	81.10	80.93	80.00	78.03	76.87	79.74	83.00	85.42	82.77	83.00
1995	87.39	84.75	84.23	81.13	78.48	76.73	77.74	82.19	81.90	83.29	80.67	81.16
1996	85.55	85.83	84.81	81.20	77.71	76.37	77.58	78.35	79.77	83.65	78.73	82.03
1997	82.29	83.50	79.81	80.10	75.26	75.90	76.68	79.68	86.13	82.57	M	83.44
1998	85.04	86.50	85.26	82.77	78.45	75.67	77.40	81.11	83.33	80.65	79.37	83.29
1999	84.83	85.25	82.84	82.57	77.71	77.67	77.68	78.48	81.40	80.81	79.20	80.52
2000	81.81	82.21	80.97	80.27	77.26	76.63	74.84	78.74	76.53	86.77	78.83	83.65
2001	83.90	88.39	84.52	83.57	78.97	76.50	78.00	77.13	79.40	79.77	82.03	80.23
2002	83.35	80.93	84.42	83.63	79.61	77.57	76.97	81.35	80.13	87.26	82.93	83.00
2003	81.96	86.70	83.75	82.57	77.54	79.42	76.25	78.94	81.99	83.70	82.87	83.76
2004	80.26	80.38	81.55	78.63	77.74	74.03	71.52	77.55	83.70	83.00	83.60	80.39
2005	81.39	83.18	81.32	81.73	77.23	75.13	74.84	79.77	80.07	86.23	77.33	78.71
2006	84.23	85.61	81.42	80.30	77.84	73.27	76.81	79.35	79.83	78.97	78.63	80.13
2007	M	75.87	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	77.83	78.31	80.91	75.44	M	M	M	M	M	M	71.60	M
2010	73.40	M	M	M	75.20	M	M	72.50	60.80	M	70.70	79.32
2011	81.56	M	M	71.60	56.30	54.50	51.80	78.98	79.52	74.97	75.02	75.32
2012	77.81	80.23	78.45	78.38	71.83	74.18	74.85	72.59	80.18	82.11	77.60	84.03
2013	78.57	82.14	80.08	75.20	75.37	77.18	78.10	79.44	81.38	80.19	81.02	81.01
2014	85.71	88.83	81.99	80.96	78.74	77.24	74.85	79.90	83.96	83.74	82.40	83.15
2015	87.74	83.62	82.81	80.36	76.54	75.86	76.13	78.51	85.34	87.74	85.10	84.43
2016	80.31	85.88	82.63	82.76	78.63	74.66	78.45	80.14	83.42	83.10	79.58	81.88
2017	84.90	81.31	82.46	80.06	77.00	76.16	72.47	79.15	78.92	85.77	79.22	81.18
2018	83.39	80.09	81.76	78.20	75.90	75.98	76.59	76.54	81.62	82.52	78.26	82.23
2019	85.36	84.71	82.17	81.68	78.86	75.68	74.68	77.58	83.18	84.66	82.88	82.34
2020	83.15	81.90	80.43	78.92	74.68	76.52	76.88	76.25	85.46	83.50	82.28	82.98
2021	84.78	81.44	83.85	81.32	80.08	77.84	76.13	78.28	87.38	82.23	80.72	80.54
2022	82.46	81.31	85.59	83.96	76.48	77.12	76.88	79.15	81.32	84.66	80.72	79.85
2023	82.46	84.71	84.95	80.72	78.39	76.10	78.05	81.47	85.88	87.05	89.78	87.28
2024	84.55	83.58	86.00	84.08	83.39	79.64	79.50	81.99	88.04	84.72	81.44	82.81
2025	83.50	85.49	84.69	M	M	M	M	M	M	M	M	M

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	73.00	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	63.00	M	64.00	M	73.00	M	72.00
1978	M	73.50	M	66.00	64.00	61.00	63.25	63.50	68.00	M	67.33	65.35
1979	66.68	69.59	68.95	66.80	63.20	56.64	57.50	60.79	63.47	65.61	64.23	77.00
1980	M	M	M	M	68.00	64.33	59.00	67.50	M	66.00	M	69.00
1981	75.00	M	70.00	66.50	64.00	62.00	61.33	61.00	72.00	65.67	66.00	69.00
1982	M	72.00	M	61.50	61.00	65.33	64.00	65.00	M	72.33	74.33	68.00
1983	68.00	75.00	M	68.50	74.00	62.00	M	M	M	66.33	72.50	M
1984	M	M	69.50	M	72.00	M	66.00	M	69.00	68.00	M	M
1985	M	71.00	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	57.00	M	M	M	M	M
1987	M	74.00	M	M	M	M	M	73.00	M	M	M	M
1988	75.00	32.00	M	72.00	M	M	M	M	M	69.00	74.00	M
1989	M	M	67.00	72.00	M	M	55.00	M	71.00	M	M	M
1990	70.00	68.43	68.55	66.27	60.03	57.47	57.87	58.35	60.73	64.97	67.80	66.77
1991	67.23	67.68	67.52	63.70	61.39	58.50	57.07	57.90	60.47	64.03	66.37	67.26
1992	68.48	68.12	66.47	66.43	63.42	59.07	57.87	60.74	62.10	64.90	65.93	66.42
1993	66.97	66.93	67.13	65.50	59.32	56.83	57.52	58.94	64.03	65.65	67.67	66.90
1994	67.42	70.07	64.68	64.14	62.58	56.73	55.23	56.29	61.10	64.87	66.40	67.26
1995	69.97	67.86	66.16	64.17	61.16	55.73	57.58	59.74	60.53	63.58	63.93	65.06
1996	67.71	66.41	66.55	63.77	58.29	55.90	55.03	55.71	58.87	64.10	64.33	64.68
1997	66.13	66.46	65.29	63.07	58.87	54.87	56.10	56.10	63.47	65.14	M	69.22
1998	69.07	69.89	68.29	66.27	61.86	56.46	56.13	61.59	65.33	63.84	64.63	67.52
1999	68.40	68.04	67.13	64.57	57.71	56.40	57.65	56.13	60.27	61.65	61.80	64.97
2000	66.10	65.17	65.13	61.80	56.81	53.77	54.16	56.48	59.87	64.06	63.79	66.16
2001	65.32	67.39	65.32	63.43	58.61	56.73	55.33	56.13	59.67	62.06	65.47	65.13
2002	66.52	65.64	65.61	63.63	60.39	56.60	56.29	58.65	59.20	64.84	64.83	66.55
2003	66.66	65.64	65.80	63.13	55.43	55.58	52.69	56.30	60.08	61.75	64.46	66.03
2004	65.68	65.00	64.61	62.80	59.23	55.23	54.10	56.26	61.27	64.45	65.30	65.35
2005	66.94	65.14	65.77	64.20	59.32	57.67	55.13	58.35	61.80	65.55	62.77	63.97
2006	65.16	66.75	65.65	63.13	56.65	54.83	53.23	58.42	59.27	64.13	64.10	65.94
2007	M	66.39	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	63.17	64.00	63.00	61.34	M	M	M	M	M	M	71.60	M
2010	73.40	M	M	M	75.20	M	M	72.50	60.80	M	66.20	63.59
2011	64.16	M	M	69.80	54.50	50.90	51.80	56.30	55.64	59.12	57.56	61.96
2012	62.25	63.03	61.50	60.20	55.23	56.00	52.21	53.77	57.32	60.05	60.38	65.50
2013	63.76	63.37	63.18	58.64	54.88	58.16	57.61	57.37	61.22	62.72	65.30	64.11
2014	66.61	66.14	66.14	64.16	59.17	58.52	57.14	57.55	61.16	64.23	65.78	65.91
2015	68.12	67.16	65.15	64.64	59.87	58.28	56.62	57.78	62.24	66.90	67.64	66.95
2016	67.48	67.69	66.26	64.40	60.05	57.38	56.21	58.65	62.60	65.68	64.52	65.50
2017	67.42	65.81	64.40	63.38	59.87	56.90	54.18	56.27	58.64	64.57	63.26	61.61
2018	60.92	63.89	64.11	62.24	57.55	57.80	54.94	58.01	61.34	62.66	63.08	63.99
2019	66.61	64.66	62.95	63.68	61.15	56.06	52.61	56.97	62.18	63.35	66.02	66.20
2020	67.88	65.95	64.75	63.38	56.15	56.24	56.97	56.10	61.22	65.56	65.30	67.36
2021	66.49	66.14	65.62	61.64	59.29	57.50	53.89	58.42	64.94	65.85	65.06	65.39
2022	67.71	66.71	66.78	64.64	57.61	55.70	55.52	57.32	61.70	66.32	62.72	65.91
2023	66.55	67.42	67.01	64.88	59.29	55.82	57.26	59.99	65.60	68.99	68.84	68.75
2024	68.93	68.12	69.16	66.56	63.06	58.10	57.43	59.46	65.66	67.65	66.68	67.48
2025	67.88	67.74	66.85	M	M	M	M	M	M	M	M	M

Average Daily Temperature (high+low)/2 [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	75.00	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	70.00	M	75.00	M	78.50	M	77.00
1978	M	79.25	M	72.75	71.50	67.50	68.50	70.25	74.50	M	72.50	72.50
1979	71.92	74.97	74.53	72.96	70.96	65.72	65.88	70.58	70.79	73.58	72.50	81.50
1980	M	M	M	M	70.50	71.00	65.50	72.75	M	72.50	M	75.25
1981	79.50	M	74.50	71.75	70.50	68.00	67.50	67.00	80.00	69.00	68.00	74.75
1982	M	77.25	M	67.25	68.17	71.67	71.75	69.83	M	76.50	80.17	73.00
1983	70.50	80.00	M	72.00	78.00	68.25	M	M	M	70.67	78.50	M
1984	M	M	74.75	M	78.00	M	73.00	M	76.00	69.00	M	M
1985	M	78.50	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	61.50	M	M	M	M	M
1987	M	80.00	M	M	M	M	M	77.50	M	M	M	M
1988	79.50	56.00	M	76.00	M	M	M	M	M	73.00	79.00	M
1989	M	M	72.50	78.00	M	M	61.50	M	78.50	M	M	M
1990	75.50	76.67	77.31	75.17	69.77	67.77	67.87	66.94	70.40	74.29	77.07	74.94
1991	73.44	75.64	74.85	72.48	69.50	68.12	66.52	67.97	70.30	72.40	74.73	75.89
1992	73.94	74.65	75.42	74.77	72.58	68.16	67.21	69.85	69.40	72.94	73.42	73.29
1993	75.50	74.96	76.74	73.60	68.63	66.27	68.77	69.24	74.62	74.44	76.43	74.27
1994	74.79	79.11	72.89	72.53	71.29	67.38	66.05	68.02	72.05	75.15	74.58	75.13
1995	78.68	76.30	75.19	72.65	69.82	66.23	67.66	70.97	71.22	73.44	72.30	73.11
1996	76.63	76.12	75.68	72.48	68.00	66.13	66.31	67.03	69.32	73.87	71.53	73.35
1997	74.21	74.98	72.55	71.58	67.06	65.38	66.39	67.89	74.80	73.86	M	76.33
1998	77.06	78.20	76.77	74.52	70.16	66.06	66.77	71.35	74.33	72.24	72.00	75.40
1999	76.62	76.64	74.98	73.57	67.71	67.03	67.66	67.31	70.83	71.23	70.50	72.74
2000	73.95	73.69	73.05	71.03	67.03	65.20	64.50	67.61	68.20	75.42	71.31	74.90
2001	74.61	77.89	74.92	73.50	68.79	66.62	66.66	66.63	69.53	70.92	73.75	72.68
2002	74.94	73.29	75.02	73.63	70.00	67.08	66.63	70.00	69.67	76.05	73.88	74.77
2003	74.31	76.17	74.77	72.85	66.48	67.50	64.47	67.62	71.03	72.72	73.67	74.90
2004	72.97	72.69	73.08	70.72	68.48	64.63	62.81	66.90	72.48	73.73	74.45	72.87
2005	74.16	74.16	73.55	72.97	68.27	66.40	64.98	69.06	70.93	75.89	70.05	71.34
2006	74.69	76.18	73.53	71.72	67.24	64.05	65.02	68.89	69.55	71.55	71.37	73.03
2007	M	71.13	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	70.50	71.15	71.95	68.39	M	M	M	M	M	M	71.60	M
2010	73.40	M	M	M	75.20	M	M	72.50	60.80	M	68.45	71.45
2011	72.86	M	M	70.70	55.40	52.70	51.80	67.64	67.58	67.04	66.29	68.64
2012	70.03	71.63	69.97	69.29	63.53	65.09	63.53	63.18	68.75	71.08	68.99	74.76
2013	71.16	72.76	71.63	66.92	65.13	67.67	67.85	68.41	71.30	71.45	73.16	72.56
2014	76.16	77.48	74.07	72.56	68.96	67.88	66.00	68.73	72.56	73.98	74.09	74.53
2015	77.93	75.39	73.98	72.50	68.20	67.07	66.37	68.15	73.79	77.32	76.37	75.69
2016	73.89	76.78	74.45	73.58	69.34	66.02	67.33	69.39	73.01	74.39	72.05	73.69
2017	76.16	73.56	73.43	71.72	68.44	66.53	63.33	67.71	68.78	75.17	71.24	71.40
2018	72.15	71.99	72.94	70.22	66.72	66.89	65.76	67.27	71.48	72.59	70.67	73.11
2019	75.98	74.69	72.56	72.68	70.00	65.87	63.65	67.27	72.68	74.01	74.45	74.27
2020	75.52	73.93	72.59	71.15	65.42	66.38	66.93	66.17	73.34	74.53	73.79	75.17
2021	75.64	73.79	74.74	71.48	69.68	67.67	65.01	68.35	76.16	74.04	72.89	72.96
2022	75.08	74.01	76.19	74.30	67.04	66.41	66.20	68.23	71.51	75.49	71.72	72.88
2023	74.50	76.07	75.98	72.80	68.84	65.96	67.65	70.73	75.74	78.02	79.31	78.02
2024	76.74	75.85	77.58	75.32	73.23	68.87	68.46	70.73	76.85	76.19	74.06	75.14
2025	75.69	76.61	75.77	M	M	M	M	M	M	M	M	M

Average Relative Humidity [%]

This value is computed via a simple average of available observations weighted by the duration between observations.

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	M	M	M	M	M	M	M	M
1974	M	M	M	M	M	M	M	M	M	M	M	M
1975	M	M	M	M	M	M	M	M	M	M	M	M
1976	M	M	M	M	M	M	M	M	M	M	M	M
1977	M	M	M	M	M	M	M	M	M	M	M	M
1978	M	M	M	M	M	M	M	M	M	M	M	M
1979	M	M	M	M	91.1%	M	M	M	M	M	M	M
1980	M	M	M	M	M	M	M	M	M	M	M	M
1981	M	M	M	M	M	M	M	M	M	M	M	M
1982	M	M	M	M	M	M	M	M	M	M	M	M
1983	M	M	M	M	M	M	M	M	M	M	M	M
1984	M	M	M	M	M	M	M	M	M	M	M	M
1985	M	M	M	M	M	M	M	M	M	M	M	M
1986	M	M	M	M	M	M	M	M	M	M	M	M
1987	M	M	M	M	M	M	M	M	M	M	M	M
1988	M	M	M	M	M	M	M	M	M	M	M	M
1989	M	M	M	M	M	M	M	M	M	M	M	M
1990	M	74.0%	70.6%	70.2%	72.9%	72.9%	67.8%	69.9%	64.3%	65.3%	68.9%	72.6%
1991	82.4%	74.4%	76.4%	73.9%	72.7%	71.0%	67.6%	60.3%	65.0%	69.0%	75.8%	78.0%
1992	84.3%	70.5%	62.5%	67.5%	66.3%	66.5%	62.9%	57.8%	69.7%	71.5%	77.5%	79.5%
1993	72.4%	74.2%	67.8%	74.8%	73.4%	75.4%	68.9%	68.7%	60.5%	67.1%	68.9%	78.3%
1994	79.3%	64.4%	81.1%	75.6%	76.0%	70.3%	67.6%	61.2%	57.5%	61.9%	70.8%	74.7%
1995	67.1%	72.8%	72.0%	76.3%	77.8%	69.0%	68.6%	55.4%	59.4%	68.6%	72.0%	80.4%
1996	69.2%	71.1%	74.3%	70.6%	72.1%	66.4%	61.7%	64.6%	68.5%	69.0%	79.6%	83.0%
1997	79.8%	72.1%	78.5%	72.8%	75.7%	73.1%	69.1%	57.3%	61.6%	67.1%	M	74.9%
1998	75.4%	73.6%	72.8%	74.0%	74.5%	71.3%	66.4%	65.5%	60.4%	74.3%	78.5%	74.5%
1999	72.0%	69.6%	76.9%	71.0%	65.8%	65.7%	66.4%	53.7%	56.3%	64.5%	74.1%	77.3%
2000	77.9%	74.9%	77.4%	70.5%	68.0%	64.8%	66.6%	59.5%	71.1%	57.5%	80.8%	77.1%
2001	74.2%	66.4%	73.8%	68.7%	69.2%	70.2%	66.2%	63.5%	67.0%	71.2%	80.5%	80.5%
2002	82.1%	87.1%	78.6%	75.2%	77.3%	75.2%	76.1%	62.9%	72.3%	61.5%	79.2%	86.2%
2003	89.9%	73.9%	84.2%	81.3%	77.4%	73.1%	70.3%	70.3%	69.1%	64.2%	78.8%	82.7%
2004	89.0%	91.3%	86.7%	88.6%	86.8%	85.5%	81.8%	69.9%	60.4%	72.9%	75.5%	90.6%
2005	90.5%	84.3%	91.2%	83.9%	85.0%	85.8%	80.7%	74.0%	79.2%	66.3%	91.5%	86.4%
2006	75.7%	80.5%	92.0%	86.8%	76.9%	76.0%	66.1%	66.9%	68.4%	77.4%	84.1%	84.7%
2007	87.3%	81.4%	70.9%	76.0%	73.2%	71.9%	67.7%	60.1%	57.4%	58.4%	73.5%	74.1%
2008	80.0%	77.5%	80.2%	77.7%	72.4%	71.7%	63.9%	60.3%	62.7%	62.6%	75.4%	80.7%
2009	77.2%	75.7%	76.4%	77.0%	75.1%	73.6%	67.8%	64.7%	66.4%	76.0%	70.2%	82.2%
2010	70.5%	67.0%	78.4%	73.1%	74.7%	71.5%	67.9%	55.2%	57.6%	69.5%	80.2%	76.6%
2011	72.7%	62.3%	80.0%	73.9%	70.6%	70.5%	64.0%	53.3%	50.5%	72.7%	73.7%	82.5%
2012	75.0%	65.6%	71.8%	73.5%	75.9%	74.3%	62.7%	61.1%	53.4%	54.4%	75.9%	66.0%
2013	75.6%	66.4%	76.2%	76.6%	72.6%	73.0%	63.8%	56.1%	59.0%	66.5%	67.8%	79.2%
2014	61.0%	57.4%	69.5%	70.0%	64.0%	65.3%	64.3%	52.7%	47.8%	51.6%	66.4%	64.6%
2015	55.9%	68.4%	70.7%	70.7%	71.8%	67.8%	71.3%	63.2%	59.3%	54.7%	68.4%	69.8%
2016	78.2%	66.2%	71.8%	64.6%	70.4%	71.5%	60.5%	56.1%	57.0%	61.7%	73.9%	72.5%
2017	62.7%	71.7%	66.8%	69.5%	73.1%	68.2%	62.6%	54.1%	51.8%	53.4%	72.3%	74.0%
2018	65.5%	76.4%	74.9%	70.0%	68.4%	68.6%	62.3%	64.4%	59.9%	67.6%	72.6%	71.4%
2019	61.1%	71.0%	71.8%	72.5%	74.8%	70.0%	62.1%	61.9%	57.5%	57.2%	72.9%	74.6%
2020	80.2%	81.1%	78.5%	78.7%	76.2%	72.6%	70.1%	65.3%	53.0%	68.2%	70.0%	73.2%
2021	68.2%	78.5%	70.2%	67.2%	66.9%	67.6%	58.5%	58.3%	52.7%	70.4%	74.0%	76.3%
2022	74.8%	80.2%	64.1%	66.0%	67.0%	64.6%	61.9%	56.5%	59.3%	61.8%	71.1%	77.7%
2023	79.5%	69.7%	64.0%	71.4%	67.2%	65.9%	62.1%	60.3%	57.4%	63.7%	57.0%	67.0%
2024	74.8%	72.8%	73.7%	68.1%	63.4%	60.6%	56.0%	49.7%	43.0%	63.2%	70.4%	73.8%
2025	75.5%	60.8%	56.6%	M	M	M	M	M	M	M	M	M

Monthly Plots

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Feb 2025

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Apr 2025