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 (USC00046943) 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
2004	M	M	M	M	M	M	M	0.00	0.00	3.09	2.59	2.93
2005	4.95	3.79	2.28	1.64	0.00	0.00	0.00	0.02	0.16	0.60	0.74	1.50
2006	3.05	0.90	2.80	2.26	0.57	0.00	0.00	0.00	0.00	0.06	0.27	0.82
2007	1.16	0.99	0.11	0.62	0.03	0.00	0.00	0.01	0.00	0.16	0.06	1.85
2008	4.03	1.72	0.00	0.13	0.00	0.00	0.00	0.00	0.00	0.16	0.49	1.37
2009	0.31	1.98	0.23	0.07	0.12	0.52	0.00	0.00	0.01	1.55	0.00	1.60
2010	4.24	1.42	0.44	0.78	0.07	0.00	0.00	0.00	0.01	2.14	2.25	11.75
2011	1.27	1.37	4.41	0.19	0.78	1.15	0.00	0.00	0.15	0.89	2.41	0.29
2012	1.58	0.45	1.89	1.88	0.00	0.00	0.00	0.00	0.00	0.56	1.25	2.65
2013	1.21	0.78	0.52	0.15	0.11	0.00	0.00	0.00	0.00	0.03	0.14	0.29
2014	0.00	1.95	0.92	0.54	0.00	0.00	0.00	0.00	0.00	0.00	0.09	3.82
2015	0.10	0.67	0.18	0.50	0.07	0.01	1.49	0.00	0.00	0.12	1.12	0.90
2016	4.70	0.00	2.31	0.15	0.00	0.00	0.00	0.00	0.00	2.17	1.91	4.29
2017	10.61	7.03	1.45	0.88	0.37	0.00	0.00	0.07	0.16	0.10	0.29	0.00
2018	0.14	0.12	5.49	0.33	0.00	0.00	0.00	0.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	0.83
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	0.00
2023	0.00	0.00	9.25	0.01	0.03	0.45	0.00	0.02	0.03	0.03	1.26	5.81
2024	2.62	5.60	4.25	2.73	0.09	0.02	0.00	0.01	0.05	0.04	0.24	M
NCEI Climatology	3.48	4.14	2.98	1.00	0.46	0.15	0.02	0.02	0.08	0.79	1.81	3.08

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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	M	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	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	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
2024	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	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
2004	M	M	M	M	M	M	M	71.24	72.25	67.23	63.97	62.21
2005	61.50	62.71	64.80	66.36	61.00	62.64	71.71	69.88	70.76	69.81	69.77	62.06
2006	62.13	62.79	56.16	59.87	62.81	65.37	64.42	64.32	63.90	64.87	67.57	61.93
2007	59.23	61.56	62.93	61.86	60.45	64.77	65.93	66.45	69.10	69.79	66.00	62.23
2008	59.94	61.45	67.06	66.00	61.45	64.81	64.45	65.10	65.80	70.39	68.79	60.40
2009	65.13	60.46	63.55	61.52	64.35	63.17	63.28	66.17	67.03	67.77	66.97	59.77
2010	62.72	62.95	64.32	62.07	64.79	65.08	63.06	64.13	66.21	65.33	63.45	58.90
2011	63.41	59.60	63.40	64.76	65.38	62.07	63.58	64.23	64.31	68.30	64.47	62.42
2012	62.45	63.79	59.57	64.38	63.90	65.37	63.29	64.90	64.72	71.26	68.00	60.17
2013	61.00	61.59	63.71	64.14	67.66	66.52	63.47	65.83	70.48	65.45	65.67	62.77
2014	65.74	62.80	65.40	64.93	68.48	61.80	68.14	68.03	69.28	74.77	67.71	65.52
2015	67.28	66.52	70.63	66.43	60.28	64.70	68.48	71.45	71.75	73.58	66.83	62.58
2016	62.14	69.75	65.81	66.47	60.29	66.57	65.55	65.10	69.90	71.32	67.17	61.90
2017	60.32	61.07	67.55	68.73	64.13	67.67	66.74	67.55	75.43	77.52	68.37	65.87
2018	66.84	63.57	63.16	67.63	63.65	69.00	72.74	72.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	63.80
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	58.85
2023	57.06	55.04	59.00	63.62	63.00	64.41	66.42	71.43	68.62	69.10	66.72	64.11
2024	61.43	60.29	62.32	64.48	62.04	65.63	64.37	67.71	66.14	66.54	71.00	M
NCEI Climatology	64.81	65.14	67.50	69.70	72.30	70.50	70.30	71.40	71.91	72.50	69.00	65.01

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	55.12	52.68	50.77	44.52	46.32
2005	45.30	47.92	48.17	45.71	48.50	53.73	54.47	54.96	52.24	51.15	48.86	47.81
2006	46.77	45.86	43.45	50.57	51.74	53.77	55.35	56.06	54.55	51.60	51.37	45.61
2007	42.52	46.04	48.56	47.21	49.23	51.47	55.33	55.79	54.67	52.59	48.97	43.03
2008	44.13	45.41	46.52	47.28	49.10	52.27	56.10	56.74	54.97	54.40	53.10	44.13
2009	46.52	45.15	47.39	46.83	53.35	55.66	55.31	56.03	56.23	53.44	47.17	44.71
2010	48.24	49.77	46.48	48.76	50.83	53.83	55.45	57.25	52.79	53.87	47.03	46.69
2011	44.80	43.20	47.57	48.52	47.53	52.57	55.45	54.81	55.17	52.93	46.23	41.23
2012	43.90	44.46	44.45	48.83	48.80	51.80	54.39	54.81	53.97	54.97	50.64	48.56
2013	43.93	41.30	47.10	48.14	50.03	53.33	55.80	55.10	54.59	50.42	47.27	41.87
2014	46.83	47.92	49.27	49.34	51.43	53.75	59.07	58.42	58.11	56.85	51.32	50.17
2015	47.13	50.59	50.50	49.63	51.71	54.23	59.47	59.97	57.50	58.67	47.03	46.16
2016	49.04	47.90	50.35	50.40	52.87	53.57	54.45	56.52	55.77	55.97	50.37	47.55
2017	46.84	50.56	50.87	51.27	51.97	53.66	56.10	58.74	59.40	55.65	53.03	45.13
2018	48.72	44.71	47.90	50.53	52.00	53.50	57.55	53.00	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	54.00
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	45.05
2023	44.47	41.50	45.77	47.07	51.45	54.90	54.13	57.24	57.17	52.85	50.23	50.16
2024	47.43	48.34	46.87	49.03	50.38	52.47	54.20	54.13	54.31	52.75	M	M
NCEI Climatology	44.21	44.04	46.18	48.21	49.50	51.40	53.91	54.80	53.60	52.60	46.40	43.70

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	63.18	62.46	59.00	54.24	54.27
2005	53.40	55.31	56.48	56.04	54.75	58.18	63.09	62.58	61.50	60.48	59.32	54.94
2006	54.45	54.32	49.81	55.22	57.27	59.57	59.89	60.19	59.22	58.23	59.47	53.77
2007	50.87	53.80	55.74	54.53	54.84	58.12	60.63	61.12	61.88	61.19	57.48	52.63
2008	52.03	53.43	56.79	56.64	55.27	58.19	60.27	60.92	60.38	62.18	60.79	52.27
2009	55.75	52.81	55.47	54.00	58.85	59.41	59.29	61.10	61.63	60.52	57.07	52.24
2010	55.48	56.36	55.40	55.41	57.81	59.46	59.26	60.70	59.50	59.60	55.24	52.79
2011	54.02	51.40	55.48	56.64	56.38	57.32	59.52	59.52	59.74	60.62	55.35	51.88
2012	53.18	54.12	51.98	56.60	56.35	58.58	58.84	59.85	59.34	63.11	60.05	54.36
2013	52.46	51.44	55.40	56.14	58.52	59.93	59.63	60.47	62.53	57.94	56.47	52.50
2014	56.18	55.36	57.33	57.05	59.71	57.97	63.52	63.23	64.28	65.87	59.52	57.84
2015	57.09	58.56	60.57	58.03	56.00	59.47	64.02	65.71	64.62	66.03	56.93	54.37
2016	55.63	58.50	58.08	58.43	56.58	60.07	60.00	60.81	62.83	63.65	58.77	54.73
2017	53.58	55.87	59.21	60.00	58.05	60.71	61.40	63.15	67.42	66.58	60.79	55.50
2018	57.78	54.14	55.40	59.08	57.82	61.25	65.15	62.50	M	M	M	M
2019	M	M	M	M	M	M	M	M	M	M	M	59.00
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	52.05
2023	50.83	48.27	52.39	55.34	57.23	59.66	60.27	64.32	62.90	60.98	58.36	57.46
2024	54.43	54.30	54.60	56.76	56.21	59.05	59.28	60.92	60.22	59.64	M	M
NCEI Climatology	54.51	54.59	56.84	58.95	60.90	60.95	62.10	63.10	62.75	62.55	57.70	54.35

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
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	M	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	M	M	M	M	M
2012	M	M	M	M	M	M	M	M	M	M	M	M
2013	M	M	M	M	M	M	M	M	M	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	M	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
2024	M	M	M	M	M	M	M	M	M	M	M	M