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 (USW00094298) 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
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	43.68	M	M	M	M	M	M
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	0.00
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
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	5.34	3.91	3.95	2.93	2.51	1.61	0.42	0.52	1.43	3.41	5.51	6.07

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	6.2	7.0	5.8	5.4	4.3	5.4	5.0	M	M	M	M	6.4
2005	7.0	4.8	5.4	5.5	5.5	5.0	5.8	5.8	4.9	5.1	5.9	8.4
2006	M	M	10.5	5.8	5.4	5.9	5.8	5.6	4.7	4.3	8.5	7.6
2007	5.3	6.5	5.6	5.2	5.4	5.0	5.6	5.4	4.9	5.6	5.5	7.3
2008	8.2	5.5	5.4	5.1	4.9	5.2	5.2	5.0	4.7	4.5	6.6	6.2
2009	6.0	5.2	5.7	5.5	6.0	5.1	5.3	4.7	5.1	6.0	7.5	6.7
2010	7.8	6.4	6.6	6.5	5.3	4.8	5.7	5.1	5.0	5.5	6.9	9.7
2011	5.3	5.9	8.2	5.6	4.5	4.5	5.5	5.3	M	4.6	5.8	4.8
2012	6.0	6.7	7.4	5.5	5.0	4.6	5.1	5.1	4.5	6.3	7.5	7.3
2013	4.9	5.1	4.5	4.9	5.5	5.1	6.1	4.6	5.8	3.8	4.8	3.9
2014	5.7	6.8	6.4	5.2	4.9	4.9	5.6	5.3	5.1	6.3	7.7	7.7
2015	4.8	5.5	4.7	4.6	4.6	5.7	5.8	5.4	5.1	5.3	6.0	8.5
2016	7.3	6.1	7.7	4.4	4.9	5.4	5.4	5.3	4.4	8.1	9.1	5.9
2017	6.6	7.1	7.5	6.6	5.1	5.2	6.1	5.1	4.8	4.7	7.3	6.0
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	3.0	5.5	4.1	3.8	4.2	4.4	4.1	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
2002	M	M	M	M	M	M	M	M	M	M	57.10	M
2003	49.69	50.83	54.71	56.44	65.19	74.99	81.87	79.96	75.67	64.12	50.37	45.60
2004	41.32	49.68	58.28	65.48	65.35	74.93	75.64	M	M	M	M	48.73
2005	47.45	52.52	59.13	58.99	66.55	68.31	76.58	78.78	71.11	61.21	50.63	43.64
2006	47.74	42.15	47.34	61.34	67.81	73.64	79.73	78.58	75.43	61.88	51.38	44.57
2007	43.57	48.75	56.25	59.02	67.93	69.39	77.02	75.72	69.21	59.04	51.63	45.06
2008	43.33	50.88	51.80	55.06	62.04	69.01	76.94	77.23	73.75	59.87	54.35	42.04
2009	44.06	48.05	49.98	59.83	68.89	71.91	83.08	77.72	75.00	60.50	52.59	41.23
2010	49.03	53.10	55.71	57.44	61.68	67.37	77.17	77.56	71.02	62.72	50.14	46.03
2011	46.68	45.47	49.89	56.61	60.56	66.89	74.05	76.67	M	60.17	50.69	44.58
2012	46.74	48.05	50.96	59.91	65.84	67.84	76.10	80.36	75.55	62.74	52.98	46.55
2013	41.80	49.58	55.93	59.90	67.50	73.45	79.30	78.36	70.83	62.05	51.79	41.21
2014	46.60	44.93	56.68	61.24	69.29	71.58	81.65	82.29	76.61	66.28	51.53	48.69
2015	48.59	55.50	61.36	61.61	68.89	80.15	84.27	81.95	71.73	67.22	51.07	47.07
2016	45.99	54.61	55.86	66.76	69.83	73.62	76.39	80.28	67.48	57.81	54.71	39.84
2017	37.67	45.80	53.11	57.28	68.86	73.39	80.34	83.88	74.88	62.76	51.47	46.65
2018	51.19	48.20	54.04	54.50	M	M	M	M	M	59.84	53.61	48.45
2019	47.84	42.30	55.03	61.07	70.89	73.84	77.94	80.24	70.52	60.06	53.34	47.77
2020	48.81	49.19	53.89	63.62	68.01	71.73	79.18	76.17	76.15	63.99	52.53	46.07
2021	49.13	46.18	54.80	65.25	68.36	79.98	81.94	78.22	72.59	60.73	55.20	43.66
2022	46.25	49.62	55.79	55.86	63.34	71.75	82.57	84.14	78.21	68.91	48.75	43.25
2023	46.85	46.50	50.90	57.54	72.81	74.89	82.60	83.77	73.47	64.45	53.39	50.34
2024	44.14	51.44	56.68	59.77	66.72	73.91	84.39	80.30	75.75	65.19	52.74	46.48
2025	46.64	47.83	56.57	65.12	69.49	75.96	82.24	82.80	M	M	M	M
NCEI Climatology	47.00	51.09	56.10	61.20	68.30	73.51	80.90	81.61	75.80	63.70	53.01	46.50

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	M	M	M	57.10	M
2003	40.50	39.87	44.31	45.12	49.89	56.69	59.72	59.80	57.51	52.35	40.55	39.17
2004	34.89	40.05	44.45	47.28	52.65	56.65	58.68	M	M	M	M	41.03
2005	38.03	36.51	43.18	46.93	53.37	54.77	62.29	59.63	53.89	52.16	39.85	36.14
2006	45.88	40.55	45.02	45.78	50.88	57.05	59.68	57.87	54.89	47.83	43.52	36.63
2007	33.92	39.68	43.80	45.22	49.14	54.66	62.13	59.60	56.00	48.11	40.61	38.64
2008	35.32	40.24	40.58	43.49	52.81	52.94	59.07	62.06	55.72	48.49	45.76	34.65
2009	35.61	35.78	39.33	43.59	49.54	56.47	61.30	59.79	56.80	49.01	43.55	32.34
2010	41.80	41.49	42.32	44.55	48.22	53.00	56.88	57.79	58.03	49.48	41.44	39.99
2011	37.74	36.09	40.35	43.11	47.35	54.20	57.34	58.38	M	49.72	40.95	35.66
2012	36.72	39.29	39.40	46.06	49.28	53.23	58.18	59.93	55.30	50.05	44.66	40.06
2013	34.30	40.18	42.38	45.59	51.58	56.34	58.30	61.54	57.98	46.47	42.14	33.76
2014	37.45	36.26	42.37	46.79	52.99	55.10	60.60	62.52	58.37	54.73	42.44	40.95
2015	38.92	43.91	44.99	45.31	52.26	58.62	62.22	61.82	55.77	53.74	41.64	40.01
2016	38.96	44.07	44.51	48.99	53.45	56.53	59.47	63.46	57.95	53.26	49.89	36.18
2017	31.01	36.80	43.01	45.61	51.07	56.29	57.96	61.57	58.35	47.80	43.62	37.60
2018	43.03	38.64	40.84	47.07	M	M	M	M	M	52.74	44.53	40.36
2019	38.91	33.75	39.37	47.97	52.96	56.20	61.44	61.80	58.57	45.95	42.20	37.60
2020	33.04	32.72	32.87	33.49	34.78	38.87	34.84	34.89	34.81	33.84	33.08	32.77
2021	32.91	31.83	32.85	33.41	33.94	34.79	34.87	34.99	34.52	33.73	33.40	32.37
2022	31.97	32.05	33.14	33.04	47.35	56.65	62.32	63.89	60.00	54.02	38.93	35.70
2023	39.09	36.31	39.75	44.83	54.52	55.59	61.42	64.35	57.87	51.72	42.72	42.16
2024	35.70	40.26	43.07	47.30	50.80	56.02	61.96	61.29	58.80	50.56	44.37	35.38
2025	32.87	37.04	43.78	47.68	51.86	56.33	60.43	62.85	M	M	M	M
NCEI Climatology	34.41	35.14	38.39	42.20	48.20	53.00	57.10	57.20	51.99	44.79	39.40	34.99

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2002	M	M	M	M	M	M	M	M	M	M	57.10	M
2003	45.10	45.35	49.51	50.78	57.54	65.84	70.80	69.88	66.59	58.23	45.46	42.38
2004	38.10	44.87	51.36	56.38	59.00	65.79	67.16	M	M	M	M	44.88
2005	42.74	44.51	51.15	52.96	59.96	61.54	69.43	69.20	62.50	56.68	45.24	39.89
2006	46.81	41.35	46.18	53.56	59.35	65.34	69.70	68.22	65.16	54.85	47.45	40.60
2007	38.75	44.21	50.02	52.12	58.54	62.03	69.57	67.66	62.61	53.57	46.12	41.85
2008	39.32	45.56	46.19	49.28	57.43	60.98	68.00	69.65	64.74	54.18	50.05	38.34
2009	39.83	41.92	44.65	51.71	59.22	64.19	72.19	68.76	65.90	54.76	48.07	36.78
2010	45.42	47.29	49.01	51.00	54.95	60.19	67.02	67.67	64.53	56.10	45.79	43.01
2011	42.21	40.78	45.12	49.86	53.96	60.55	65.69	67.53	M	54.94	45.82	40.12
2012	41.73	43.67	45.18	52.99	57.56	60.54	67.14	70.15	65.43	56.39	48.82	43.31
2013	38.05	44.88	49.15	52.75	59.54	64.90	68.80	69.95	64.40	54.26	46.96	37.49
2014	42.03	40.60	49.52	54.01	61.14	63.34	71.13	72.40	67.49	60.50	46.98	44.82
2015	43.75	49.70	53.18	53.46	60.58	69.39	73.24	71.88	63.75	60.48	46.36	43.54
2016	42.48	49.34	50.19	57.88	61.64	65.08	67.93	71.87	62.72	55.54	52.30	38.01
2017	34.34	41.30	48.06	51.44	59.96	64.84	69.15	72.72	66.61	55.28	47.54	42.12
2018	47.11	43.42	47.44	50.78	M	M	M	M	M	56.29	49.07	44.40
2019	43.38	38.03	47.20	54.52	61.93	65.02	69.69	71.02	64.55	53.00	47.77	42.68
2020	40.93	40.95	43.38	48.56	51.39	55.30	57.01	55.53	55.48	48.92	42.80	39.42
2021	41.02	39.01	43.83	49.33	51.15	57.38	58.41	56.61	53.55	47.23	44.30	38.01
2022	39.11	40.83	44.47	44.45	55.34	64.20	72.44	74.02	69.10	61.47	43.84	39.47
2023	42.97	41.40	45.32	51.19	63.66	65.24	72.01	74.06	65.67	58.09	48.05	46.25
2024	39.92	45.85	49.88	53.54	58.76	64.97	73.17	70.80	67.27	57.88	48.56	40.93
2025	39.76	42.44	50.17	56.40	60.68	66.15	71.33	72.83	M	M	M	M
NCEI Climatology	40.70	43.12	47.25	51.70	58.25	63.25	69.00	69.40	63.90	54.25	46.20	40.75

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
2002	M	M	M	M	M	M	M	M	M	M	M	M
2003	M	M	M	M	M	M	M	M	M	M	M	M
2004	80.1%	73.1%	65.6%	61.6%	65.7%	59.2%	63.4%	M	M	M	M	76.1%
2005	74.0%	66.6%	67.0%	67.7%	66.4%	65.2%	59.6%	61.4%	62.1%	75.7%	77.1%	73.2%
2006	M	M	72.1%	62.2%	59.4%	59.2%	59.1%	60.8%	62.2%	68.2%	75.8%	73.7%
2007	73.0%	77.3%	68.4%	62.8%	60.3%	58.8%	64.1%	59.9%	63.7%	74.2%	75.1%	79.6%
2008	72.9%	70.8%	69.8%	64.7%	61.7%	59.4%	60.2%	62.9%	61.5%	71.8%	77.9%	78.1%
2009	76.6%	73.5%	68.3%	62.1%	57.9%	62.1%	57.4%	63.0%	62.9%	69.3%	78.7%	74.8%
2010	78.7%	76.8%	69.6%	68.7%	70.3%	69.0%	65.4%	66.1%	73.3%	75.4%	83.8%	79.9%
2011	82.8%	75.1%	80.4%	66.7%	68.5%	67.2%	65.6%	64.9%	M	81.1%	84.0%	85.9%
2012	83.0%	76.4%	76.1%	71.8%	64.2%	69.0%	68.5%	65.6%	65.3%	76.3%	83.9%	86.9%
2013	86.3%	81.8%	73.7%	69.7%	68.8%	66.9%	65.8%	70.3%	78.4%	80.1%	78.5%	85.8%
2014	81.5%	79.4%	76.7%	70.3%	67.4%	70.0%	65.8%	66.0%	68.1%	81.0%	74.7%	80.7%
2015	85.8%	76.9%	72.9%	71.2%	71.1%	63.1%	62.4%	64.1%	70.6%	80.0%	80.5%	86.5%
2016	84.4%	79.3%	74.5%	68.3%	65.1%	66.8%	69.7%	71.4%	65.2%	87.9%	92.0%	89.5%
2017	81.0%	82.7%	80.6%	72.7%	70.2%	67.5%	65.9%	65.4%	70.3%	78.4%	82.8%	75.4%
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	71.7%	77.1%	59.9%	59.1%	60.8%	57.7%	58.3%	M	M	M	M