IEM :: Monthly Summaries

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	M	M	0.00	0.00	M	M	M	M	M	M
1974	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1975	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1976	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M
1977	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M
1978	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M
1979	M	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1980	0.00	0.00	0.00	M	M	M	0.00	0.00	0.00	0.00	0.00	M
1981	M	M	M	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1982	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1983	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00
1984	0.00	0.00	0.00	0.00	0.00	M	M	M	0.00	0.00	0.00	0.00
1985	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1986	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00
1987	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1988	0.00	0.00	0.00	0.00	0.00	0.00	M	0.00	0.00	0.00	0.00	0.00
1989	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
1990	M	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	M	M	0.00	M	0.00	0.00	M	0.00	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	M
2000	0.00	M	0.00	0.00	0.00	6.77	0.00	0.00	0.00	0.00	0.00	0.00
2001	0.00	0.00	0.00	0.00	0.87	0.00	M	0.00	0.00	0.00	0.00	0.00
2002	0.00	M	M	M	M	M	M	M	M	0.00	0.00	0.00
2003	0.00	M	0.00	0.87	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
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	M	M	M	M	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	M	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	M	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	M	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

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	7.9	4.6	M	M	M	M	M	M
1974	4.5	5.2	5.6	5.4	4.2	5.2	4.3	4.3	4.3	4.2	4.8	2.4
1975	6.0	6.1	4.9	4.5	3.6	3.7	4.1	4.2	4.9	4.1	3.9	4.2
1976	6.2	6.2	5.2	4.0	4.7	M	3.7	3.9	4.7	5.9	M	M
1977	M	M	M	4.1	3.8	3.7	3.9	3.9	3.2	3.4	2.4	M
1978	3.7	3.1	3.2	3.4	3.2	3.4	2.9	3.2	3.6	2.7	M	M
1979	M	M	M	M	2.6	2.0	1.8	1.8	1.9	1.4	2.2	1.8
1980	0.3	M	M	M	M	M	2.1	4.1	M	3.6	3.4	M
1981	M	M	M	3.9	3.9	3.5	5.4	4.1	4.2	3.8	4.4	4.6
1982	5.7	M	5.9	4.8	3.5	2.4	2.1	2.8	3.8	5.7	5.9	7.6
1983	5.1	4.9	5.1	4.8	3.9	4.5	4.3	4.0	4.1	M	4.5	4.8
1984	4.9	4.5	5.1	5.7	5.2	M	M	M	3.8	4.1	4.5	M
1985	M	M	5.8	4.6	4.7	M	1.1	15.5	6.2	M	M	6.6
1986	M	M	M	M	5.9	5.5	M	M	M	2.4	5.0	7.7
1987	5.9	4.8	4.5	4.0	4.3	5.3	2.5	5.0	4.3	M	4.7	M
1988	M	M	4.5	5.5	M	M	M	M	4.0	2.4	3.0	3.7
1989	M	4.9	6.3	4.9	4.7	4.1	8.0	3.1	M	5.7	M	M
1990	M	7.0	M	3.7	3.4	2.7	2.9	3.9	3.6	3.6	3.0	3.8
1991	4.6	3.9	4.2	3.6	4.4	4.0	3.3	4.0	3.8	4.2	3.4	4.7
1992	4.8	4.8	4.9	4.8	3.4	4.1	3.8	3.6	3.5	2.9	3.6	3.6
1993	3.7	3.5	3.5	3.7	3.7	3.4	3.2	3.3	3.8	3.9	4.0	3.8
1994	4.7	5.4	3.9	4.4	3.5	4.1	3.2	3.2	3.1	3.3	3.6	2.9
1995	4.0	3.5	4.0	3.9	3.3	2.8	3.4	3.4	2.6	2.9	3.2	3.7
1996	3.4	3.0	3.4	4.2	2.8	3.1	9.3	0.0	2.9	2.7	2.6	2.8
1997	3.3	3.2	M	M	M	M	M	3.9	2.8	M	1.6	3.7
1998	5.6	6.0	3.5	3.7	5.7	4.0	3.2	2.8	3.6	3.0	2.4	2.9
1999	3.4	3.7	3.2	2.9	2.7	2.8	2.5	2.9	2.7	2.9	2.8	M
2000	3.5	M	2.6	3.3	2.9	2.7	3.4	3.1	2.8	2.1	3.4	3.3
2001	3.2	4.1	3.3	2.7	3.2	3.1	M	4.1	1.9	0.3	9.2	0.4
2002	3.4	M	M	M	M	M	M	M	M	0.0	0.0	0.0
2003	0.0	M	0.0	0.2	0.8	0.0	0.3	3.1	0.0	11.2	0.0	0.0
2004	1.4	0.0	0.0	0.0	2.7	2.8	3.3	2.9	2.6	3.4	2.8	4.1
2005	5.0	2.2	1.0	0.0	4.1	M	0.0	0.0	0.0	0.0	0.0	0.0
2006	0.0	0.0	0.0	0.0	1.4	0.0	0.0	0.0	3.0	1.1	0.0	0.0
2007	0.0	0.3	0.0	0.0	0.3	0.1	0.0	0.1	0.7	1.5	3.1	2.8
2008	5.2	2.2	6.2	4.1	1.8	1.3	2.3	1.9	3.0	1.6	2.3	4.4
2009	M	M	M	M	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	2.7	2.0	3.5	3.3	3.8
2012	6.5	5.9	3.3	0.4	0.9	0.2	0.0	0.0	0.0	0.0	0.0	0.0
2013	0.0	0.0	M	0.3	0.0	0.0	0.0	0.0	2.6	0.0	0.1	0.0
2014	0.2	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
2015	0.0	0.0	M	0.0	0.0	0.0	0.0	0.0	0.0	M	0.0	0.0
2016	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	M	M
2017	M	M	M	M	M	M	M	M	M	M	0.0	0.0
2018	0.0	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	4.5
2020	4.5	5.0	5.0	4.5	4.4	4.0	3.9	M	M	M	M	M
2021	M	M	M	M	M	3.2	4.0	2.6	3.5	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

Average Daily High Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	87.50	85.20	M	M	M	M	M	M
1974	94.00	92.47	94.43	90.56	85.50	85.38	84.32	86.43	87.57	89.96	90.41	93.00
1975	90.60	94.52	95.06	92.03	82.00	85.45	83.50	85.58	87.71	88.44	89.60	88.56
1976	90.29	92.41	91.56	87.68	85.38	85.33	83.79	86.14	87.92	90.50	93.00	M
1977	M	M	M	92.21	86.16	85.11	83.80	86.95	87.00	88.00	89.50	M
1978	96.00	97.37	95.07	87.58	86.41	85.52	87.52	84.85	86.86	87.55	M	M
1979	M	M	M	M	84.00	84.00	85.35	86.77	87.33	86.00	88.75	89.20
1980	91.00	92.17	95.00	M	M	M	85.38	86.40	93.00	89.67	88.61	M
1981	M	M	M	87.12	86.19	86.58	83.00	87.57	88.21	88.81	91.54	90.67
1982	92.53	93.25	93.04	88.85	87.22	83.32	87.00	87.53	88.29	90.11	91.73	91.57
1983	94.77	95.39	97.70	90.07	88.97	86.73	87.87	87.84	87.48	M	92.65	91.00
1984	91.35	94.21	96.83	94.68	89.56	M	M	M	89.36	90.83	90.05	92.00
1985	95.00	94.00	93.94	92.67	86.30	83.00	84.22	83.83	88.38	86.85	89.14	88.33
1986	90.62	90.25	94.00	87.00	88.33	85.50	M	83.43	86.38	90.33	89.06	89.87
1987	93.67	94.24	93.33	93.23	86.56	83.67	85.83	88.80	90.89	86.00	92.30	91.67
1988	94.50	97.78	96.00	93.89	91.09	83.75	M	89.17	89.22	91.33	90.13	88.09
1989	88.86	90.50	92.50	90.25	84.17	82.73	82.22	82.83	83.50	84.00	85.00	87.00
1990	M	86.33	83.42	87.11	86.79	85.13	83.00	84.42	85.03	87.96	90.24	88.04
1991	90.75	92.92	92.82	89.96	88.40	84.21	78.11	80.38	87.29	86.04	87.00	87.43
1992	91.10	94.50	94.50	90.73	84.45	87.07	83.57	83.97	88.00	88.23	88.41	90.69
1993	89.76	92.78	91.29	86.47	84.10	82.67	80.90	87.48	88.97	90.42	90.17	93.23
1994	94.52	95.30	94.39	90.00	86.77	86.00	83.70	85.18	87.52	89.32	88.57	89.35
1995	93.61	97.14	95.52	92.82	88.39	86.36	85.84	88.17	89.29	90.14	88.25	92.07
1996	93.00	92.00	94.65	91.75	88.41	83.33	84.70	87.00	85.50	89.89	88.75	89.05
1997	M	M	M	M	M	M	M	88.29	84.80	M	88.67	88.12
1998	92.33	88.10	87.14	80.81	81.00	84.88	86.12	87.38	87.75	88.71	88.67	89.35
1999	91.35	91.23	93.44	88.17	87.96	87.25	85.50	85.00	M	M	91.00	M
2000	M	M	95.00	91.27	89.00	87.90	87.45	88.84	89.19	90.13	92.86	91.26
2001	94.70	94.20	95.12	95.07	89.45	88.17	M	84.45	90.32	90.00	89.51	91.18
2002	93.76	M	M	M	M	M	M	M	M	90.14	88.27	90.69
2003	94.10	M	94.27	90.57	86.43	87.95	85.56	87.56	87.78	89.21	90.73	92.21
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	98.50	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	91.40	M	M	M	M	M	M	M	M
2010	M	M	M	M	78.80	M	M	80.60	M	M	M	89.60
2011	93.50	M	M	78.80	73.40	87.80	75.20	88.00	90.56	92.66	90.62	90.86
2012	92.74	94.81	92.10	88.64	89.43	90.26	87.57	88.09	89.30	90.12	90.74	91.08
2013	93.14	88.35	M	92.56	89.60	88.43	88.12	85.69	88.52	88.90	90.68	89.30
2014	92.70	93.97	94.30	90.10	86.84	83.06	83.33	83.81	85.04	84.07	86.43	88.58
2015	87.80	89.25	87.80	89.27	86.68	86.30	84.80	86.99	88.13	86.90	91.55	91.77
2016	95.18	97.11	96.44	91.28	88.70	87.44	86.06	86.74	87.62	87.29	M	M
2017	M	M	M	M	M	M	M	M	M	M	93.20	89.52
2018	89.40	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	93.46
2020	96.56	98.85	97.46	93.92	90.53	89.60	89.42	M	M	M	M	M
2021	M	M	M	M	M	86.90	86.30	88.56	89.90	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

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	75.50	74.60	M	M	M	M	M	M
1974	79.50	75.00	78.50	78.22	76.67	76.00	72.84	73.00	73.14	73.54	71.76	78.33
1975	72.40	74.76	74.32	74.30	75.00	73.27	72.00	73.58	74.54	74.11	72.84	73.88
1976	73.04	75.11	75.92	75.45	75.12	73.83	74.00	74.62	73.85	74.62	77.00	M
1977	M	M	M	79.50	74.72	73.85	73.08	72.26	73.67	72.71	72.67	M
1978	74.50	74.19	75.07	72.96	74.55	72.69	72.42	72.85	73.52	73.55	M	M
1979	M	M	M	M	75.00	73.00	73.48	73.46	74.00	73.53	73.92	75.60
1980	74.50	76.67	76.50	M	M	M	73.00	72.60	75.00	74.00	73.13	M
1981	M	M	M	74.94	75.00	73.21	70.61	72.07	70.97	72.54	73.75	73.67
1982	73.47	76.50	73.96	72.81	72.61	71.16	72.25	70.53	73.08	73.53	73.40	75.03
1983	74.94	74.18	75.60	75.41	75.00	74.50	73.84	72.87	73.91	M	72.92	72.29
1984	73.74	74.28	75.03	76.32	75.83	M	M	M	75.55	75.67	75.58	77.50
1985	75.67	76.80	76.33	74.80	73.70	70.50	71.44	72.17	74.00	75.08	74.43	73.50
1986	74.88	76.75	80.33	74.91	75.42	75.00	M	75.00	74.88	77.00	75.19	75.83
1987	76.67	76.81	77.56	77.38	77.00	74.33	74.83	75.40	77.00	73.00	78.70	79.00
1988	76.25	77.78	78.20	78.47	77.00	75.38	M	76.50	76.89	77.78	75.67	74.00
1989	74.29	73.12	75.14	75.40	72.22	72.45	69.78	71.33	70.50	70.44	74.00	73.00
1990	M	71.00	70.33	74.42	73.90	72.87	72.03	71.61	69.34	71.15	73.48	75.52
1991	75.93	76.04	76.25	77.00	75.23	72.53	71.32	69.65	72.00	72.04	73.35	73.57
1992	72.00	76.00	77.67	78.67	72.45	73.31	70.50	72.39	72.47	72.48	73.44	72.90
1993	72.00	74.07	74.10	72.30	72.10	71.13	72.07	73.45	73.87	74.23	74.53	73.03
1994	73.58	74.04	75.58	74.13	73.35	72.79	71.26	71.46	72.17	71.81	70.67	69.45
1995	70.06	73.79	74.97	75.61	74.26	73.68	71.97	73.33	73.86	73.14	74.11	74.17
1996	73.76	75.00	76.29	75.82	74.23	72.33	72.52	75.67	76.50	75.96	77.14	75.47
1997	M	M	M	M	M	M	M	73.36	77.60	M	74.00	75.12
1998	75.42	73.90	71.09	69.86	70.12	72.75	75.41	74.71	74.31	74.86	74.72	74.05
1999	77.00	76.32	77.00	75.72	75.70	74.75	73.50	74.44	M	M	77.00	M
2000	M	M	74.50	74.93	74.00	73.69	73.55	72.90	72.96	73.65	74.28	73.74
2001	72.96	75.30	75.84	75.63	75.84	74.25	M	72.75	74.27	75.92	77.51	77.68
2002	76.20	M	M	M	M	M	M	M	M	74.61	74.41	76.56
2003	75.45	M	78.40	75.71	76.73	74.87	74.80	75.10	76.25	77.42	77.01	76.59
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	80.13	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	91.40	M	M	M	M	M	M	M	M
2010	M	M	M	M	78.80	M	M	80.60	M	M	M	77.41
2011	77.75	M	M	78.80	73.40	87.80	75.20	75.40	74.18	75.26	75.32	76.46
2012	75.26	75.57	75.26	74.96	75.03	75.56	75.14	73.57	72.80	73.98	74.30	75.39
2013	75.92	82.12	M	76.29	75.51	74.39	74.35	73.63	73.40	73.69	74.84	74.07
2014	74.52	74.94	75.78	76.28	75.02	74.30	75.51	73.27	73.64	74.24	75.14	74.54
2015	76.36	77.83	79.83	77.25	77.12	75.08	73.82	76.01	78.60	80.37	79.10	78.80
2016	78.74	79.92	80.84	78.62	76.94	76.21	76.04	76.19	75.44	75.46	M	M
2017	M	M	M	M	M	M	M	M	M	M	78.80	80.13
2018	79.40	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	76.23
2020	77.72	78.37	79.34	76.22	75.49	74.72	74.36	M	M	M	M	M
2021	M	M	M	M	M	73.85	74.30	74.44	73.85	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

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
1973	M	M	M	M	81.50	79.90	M	M	M	M	M	M
1974	86.75	83.74	86.46	84.39	81.08	80.69	78.58	79.71	80.36	81.75	81.09	85.67
1975	81.50	84.64	84.69	83.17	78.50	79.36	77.75	79.58	81.12	81.28	81.22	81.22
1976	81.66	83.76	83.74	81.57	80.25	79.58	78.90	80.38	80.88	82.56	85.00	M
1977	M	M	M	85.86	80.44	79.48	78.44	79.61	80.33	80.36	81.08	M
1978	85.25	85.78	85.07	80.27	80.48	79.10	79.97	78.85	80.19	80.55	M	M
1979	M	M	M	M	79.50	78.50	79.41	80.12	80.67	79.77	81.33	82.40
1980	82.75	84.42	85.75	M	M	M	79.19	79.50	84.00	81.83	80.87	M
1981	M	M	M	81.03	80.59	79.90	76.81	79.82	79.59	80.67	82.65	82.17
1982	83.00	84.88	83.50	80.83	79.91	77.24	79.62	79.03	80.69	81.82	82.57	83.30
1983	84.85	84.79	86.65	82.74	81.98	80.62	80.85	80.35	80.70	M	82.79	81.65
1984	82.55	84.24	85.93	85.50	82.69	M	M	M	82.45	83.25	82.82	84.75
1985	85.33	85.40	85.14	83.73	80.00	76.75	77.83	78.00	81.19	80.96	81.79	80.92
1986	82.75	83.50	87.17	80.95	81.88	80.25	M	79.21	80.62	83.67	82.12	82.85
1987	85.17	85.52	85.44	85.31	81.78	79.00	80.33	82.10	83.94	79.50	85.50	85.33
1988	85.38	87.78	87.10	86.18	84.05	79.56	M	82.83	83.06	84.56	82.90	81.05
1989	81.57	81.81	83.82	82.83	78.19	77.59	76.00	77.08	77.00	77.22	79.50	80.00
1990	M	78.67	76.88	80.76	80.34	79.00	77.52	78.02	77.19	79.56	81.86	81.78
1991	83.34	84.48	84.54	83.48	81.82	78.37	74.71	75.02	79.65	79.04	80.17	80.50
1992	81.55	85.25	86.08	84.70	78.45	80.19	77.04	78.18	80.23	80.35	80.93	81.79
1993	80.88	83.43	82.69	79.38	78.10	76.90	76.48	80.47	81.42	82.32	82.35	83.13
1994	84.05	84.67	84.98	82.07	80.06	79.40	77.48	78.32	79.84	80.56	79.62	79.40
1995	81.84	85.46	85.24	84.21	81.32	80.02	78.90	80.75	81.57	81.64	81.18	83.12
1996	83.38	83.50	85.47	83.79	81.32	77.83	78.61	81.33	81.00	82.93	82.95	82.26
1997	M	M	M	M	M	M	M	80.82	81.20	M	81.33	81.62
1998	83.88	81.00	79.11	75.33	75.56	78.81	80.76	81.04	81.03	81.79	81.69	81.70
1999	84.17	83.77	85.22	81.95	81.83	81.00	79.50	79.72	M	M	84.00	M
2000	M	M	84.75	83.10	81.50	80.79	80.50	80.87	81.07	81.89	83.57	82.50
2001	83.83	84.75	85.48	85.35	82.65	81.21	M	78.60	82.30	82.96	83.51	84.43
2002	84.98	M	M	M	M	M	M	M	M	82.38	81.34	83.62
2003	84.78	M	86.33	83.14	81.58	81.41	80.18	81.33	82.02	83.32	83.87	84.40
2004	M	M	M	M	M	M	M	M	M	M	M	M
2005	M	M	M	M	M	M	M	M	M	M	M	M
2006	M	M	M	M	M	M	M	M	M	M	M	M
2007	M	89.31	M	M	M	M	M	M	M	M	M	M
2008	M	M	M	M	M	M	M	M	M	M	M	M
2009	M	M	M	91.40	M	M	M	M	M	M	M	M
2010	M	M	M	M	78.80	M	M	80.60	M	M	M	83.50
2011	85.62	M	M	78.80	73.40	87.80	75.20	81.70	82.37	83.96	82.97	83.66
2012	84.00	85.19	83.68	81.80	82.23	82.91	81.35	80.83	81.05	82.05	82.52	83.24
2013	84.53	85.24	M	84.43	82.56	81.41	81.24	79.66	80.96	81.30	82.76	81.69
2014	83.61	84.46	85.04	83.19	80.93	78.68	79.42	78.54	79.34	79.15	80.79	81.56
2015	82.08	83.54	83.81	83.26	81.90	80.69	79.31	81.50	83.37	83.64	85.32	85.29
2016	86.96	88.51	88.64	84.95	82.82	81.82	81.05	81.47	81.53	81.37	M	M
2017	M	M	M	M	M	M	M	M	M	M	86.00	84.83
2018	84.40	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	84.84
2020	87.14	88.61	88.40	85.07	83.01	82.16	81.89	M	M	M	M	M
2021	M	M	M	M	M	80.38	80.30	81.50	81.88	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

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	83.8%	81.7%	M	M	M	M	M	M
1974	66.3%	60.5%	58.3%	68.6%	86.6%	80.3%	83.9%	84.5%	82.0%	79.7%	78.2%	66.4%
1975	61.3%	58.6%	64.2%	69.0%	84.8%	82.0%	81.8%	79.7%	72.8%	77.5%	76.3%	73.2%
1976	62.1%	59.1%	64.4%	71.6%	78.3%	M	79.2%	78.9%	72.8%	79.1%	M	M
1977	M	M	M	77.2%	84.5%	87.5%	85.8%	80.2%	77.1%	77.1%	78.3%	M
1978	60.9%	56.6%	61.6%	78.0%	81.7%	82.5%	78.0%	75.2%	77.9%	80.2%	M	M
1979	M	M	M	M	73.7%	81.5%	79.0%	78.7%	76.4%	81.8%	80.8%	76.4%
1980	62.4%	M	M	M	M	M	83.2%	78.8%	M	77.3%	76.7%	M
1981	M	M	M	79.3%	81.3%	82.8%	73.7%	72.8%	73.8%	76.3%	69.7%	72.0%
1982	59.4%	M	63.3%	71.6%	76.8%	77.0%	70.0%	77.4%	74.7%	74.9%	73.3%	68.4%
1983	63.6%	62.4%	61.6%	78.4%	79.2%	78.6%	77.7%	78.3%	80.3%	M	72.5%	72.1%
1984	65.8%	65.2%	57.4%	66.3%	70.8%	M	M	M	72.6%	71.5%	70.5%	M
1985	M	M	55.5%	62.8%	74.6%	M	76.8%	74.4%	85.8%	M	M	63.1%
1986	M	M	M	M	73.3%	91.5%	M	M	M	75.1%	71.3%	67.2%
1987	65.2%	66.8%	62.2%	68.8%	83.1%	80.0%	85.7%	79.6%	75.6%	M	68.0%	M
1988	M	M	48.6%	71.5%	M	M	M	M	74.8%	76.1%	71.1%	65.9%
1989	M	63.4%	48.6%	62.0%	75.2%	81.2%	75.1%	85.8%	M	58.3%	M	M
1990	M	51.6%	M	76.5%	79.1%	78.8%	80.3%	76.5%	73.0%	68.6%	70.2%	66.7%
1991	51.0%	53.2%	52.6%	63.5%	67.9%	73.3%	77.2%	74.5%	69.8%	63.8%	60.2%	54.6%
1992	44.8%	45.2%	58.9%	58.9%	73.3%	71.1%	75.5%	70.2%	64.7%	59.6%	62.1%	52.4%
1993	53.0%	47.9%	61.0%	69.9%	74.5%	74.4%	68.9%	67.9%	67.4%	64.9%	62.1%	51.6%
1994	46.6%	44.4%	54.1%	59.7%	67.0%	74.8%	80.5%	84.7%	83.5%	82.6%	81.4%	79.3%
1995	76.5%	74.6%	72.0%	72.9%	75.3%	74.8%	75.0%	77.4%	84.8%	73.9%	74.3%	63.5%
1996	57.2%	58.5%	67.4%	73.5%	78.5%	82.1%	71.7%	68.0%	81.4%	77.8%	74.1%	67.4%
1997	M	M	M	M	M	M	M	68.4%	67.1%	M	76.1%	50.2%
1998	45.0%	49.2%	54.3%	72.7%	87.0%	67.1%	75.8%	69.9%	70.6%	68.8%	71.9%	52.3%
1999	47.9%	46.8%	59.1%	66.8%	67.4%	67.6%	69.6%	68.1%	M	M	73.3%	M
2000	M	M	59.6%	68.8%	75.0%	75.5%	69.8%	66.3%	58.1%	85.8%	61.0%	65.7%
2001	21.8%	51.7%	48.2%	38.7%	53.1%	M	M	44.0%	60.2%	65.7%	70.2%	M
2002	69.5%	M	M	M	M	M	M	M	M	55.8%	57.6%	49.9%
2003	53.9%	M	64.9%	54.4%	67.5%	66.5%	70.5%	68.7%	62.8%	56.2%	57.8%	49.9%
2004	38.7%	38.4%	43.5%	52.3%	69.1%	72.1%	53.7%	63.8%	59.3%	57.1%	55.0%	50.2%
2005	47.5%	46.3%	49.8%	66.5%	70.9%	M	71.7%	68.7%	56.0%	49.5%	60.2%	54.7%
2006	32.7%	34.7%	35.7%	52.2%	63.4%	62.3%	63.5%	67.0%	62.5%	63.0%	64.9%	57.3%
2007	54.0%	47.8%	52.1%	63.3%	69.5%	71.7%	68.5%	68.2%	70.2%	71.9%	64.4%	60.9%
2008	49.7%	56.8%	58.5%	61.9%	74.4%	75.1%	74.7%	72.4%	71.4%	73.7%	70.4%	61.0%
2009	M	M	M	M	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	80.0%	75.4%	72.8%	72.6%	73.3%
2012	62.7%	59.1%	68.5%	79.5%	68.1%	83.7%	76.5%	M	M	M	57.8%	M
2013	M	M	M	94.2%	78.5%	M	45.0%	54.3%	35.5%	51.4%	94.2%	51.2%
2014	72.4%	89.0%	54.7%	94.3%	78.6%	M	48.1%	M	M	M	94.1%	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	M	M	M	M	M	M	M
2017	M	M	M	M	M	M	M	M	M	M	M	M
2018	66.8%	M	M	M	M	M	M	M	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	75.6%
2020	60.2%	49.4%	57.1%	75.9%	86.7%	93.1%	88.1%	M	M	M	M	M
2021	M	M	M	M	M	85.5%	85.3%	82.8%	86.3%	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