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 (USC00275995) 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
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
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	3.60	3.30	3.67	4.41	3.68	4.53	4.50	4.39	3.67	5.46	4.47	4.55

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
2025	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
2010	M	M	M	M	M	M	M	M	M	M	M	48.10
2011	30.70	36.16	42.52	55.55	69.14	77.56	85.15	80.72	74.83	59.69	56.35	40.34
2012	35.22	40.41	54.52	60.19	71.95	75.23	84.01	81.94	71.72	62.90	48.05	42.40
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	79.34	73.57	61.20	46.75	39.02
2015	31.25	25.96	41.25	55.65	78.11	73.46	81.28	83.90	80.24	62.67	M	42.20
2016	33.38	35.50	45.75	53.48	68.17	76.14	82.06	82.44	75.23	58.17	50.78	38.47
2017	38.89	40.49	38.36	60.97	67.20	78.09	81.21	79.27	78.54	70.12	47.03	32.35
2018	32.62	41.81	42.70	51.20	76.26	77.62	85.47	83.14	77.12	58.08	42.51	38.15
2019	32.43	36.06	43.32	54.83	65.23	76.99	86.35	81.45	75.77	61.28	43.59	38.20
2020	38.96	38.50	48.05	53.45	70.83	80.10	84.71	81.77	76.16	60.68	53.84	40.06
2021	34.25	33.46	49.71	60.60	70.40	83.65	79.18	85.41	75.88	65.35	50.77	42.01
2022	31.60	41.12	47.68	56.50	74.60	78.25	85.42	85.06	73.02	66.68	55.00	40.53
2023	39.67	38.70	45.75	59.02	71.26	75.65	83.99	78.42	76.17	64.54	44.37	38.83
2024	32.46	39.46	44.05	54.10	68.87	77.81	83.51	76.70	73.84	61.85	50.45	34.24
2025	35.35	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	29.99	33.52	41.70	55.10	67.81	76.20	81.41	79.90	72.30	58.70	46.21	35.61

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	22.40
2011	7.63	4.18	18.72	31.95	45.11	50.68	56.69	54.23	49.48	39.23	25.78	15.28
2012	10.28	14.45	25.31	33.01	46.42	51.37	56.03	55.53	44.54	39.83	23.45	23.45
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	53.32	43.63	39.99	24.03	15.69
2015	-0.08	-4.24	12.85	30.47	43.38	49.78	55.05	55.60	49.91	36.58	M	26.73
2016	15.01	15.26	24.19	28.14	44.05	47.34	56.09	55.84	48.30	37.76	28.47	11.41
2017	14.30	15.27	14.87	34.13	-20.27	50.87	54.76	51.62	50.69	40.77	24.47	10.92
2018	7.32	12.04	22.06	29.17	42.55	48.39	56.59	57.41	48.55	36.11	23.19	13.29
2019	4.45	8.86	14.50	31.16	41.40	49.71	57.44	53.68	44.61	35.38	21.48	16.18
2020	14.17	9.87	23.18	29.62	39.58	51.25	60.16	54.67	44.71	35.22	25.96	19.81
2021	14.95	9.04	19.78	32.59	42.15	53.10	56.35	58.45	48.99	41.99	26.19	19.62
2022	-0.48	-239.98	21.59	32.48	42.32	50.44	54.63	57.61	48.22	34.27	26.70	19.32
2023	20.14	9.84	24.92	32.70	38.70	52.42	59.94	54.00	51.65	42.35	25.00	24.54
2024	19.01	16.33	26.05	32.19	46.07	54.33	60.21	56.00	47.99	37.48	31.28	15.42
2025	-61.84	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	9.90	11.23	20.40	31.29	43.00	53.10	58.00	55.89	47.71	36.59	27.30	17.69

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2010	M	M	M	M	M	M	M	M	M	M	M	35.25
2011	19.16	20.17	30.62	43.75	57.12	64.12	70.92	67.48	62.15	49.46	41.06	27.77
2012	22.75	27.42	39.91	46.60	59.18	63.30	70.02	68.74	58.13	51.36	35.75	32.92
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	66.33	58.60	50.60	35.55	29.20
2015	15.58	10.86	27.05	43.06	60.75	61.62	68.16	69.75	65.07	49.63	M	34.46
2016	24.20	25.38	34.97	40.81	56.11	61.74	69.07	69.14	61.76	47.97	39.62	24.94
2017	26.60	27.88	26.62	47.55	54.33	64.48	67.98	65.44	64.61	55.45	35.75	21.64
2018	19.97	26.92	32.38	40.19	59.41	63.00	71.03	70.27	62.83	47.10	32.85	25.72
2019	18.44	22.46	28.91	43.00	53.31	63.35	71.89	67.57	60.19	48.33	32.53	27.19
2020	26.57	24.19	35.61	41.53	55.21	65.68	72.43	68.22	60.44	47.95	39.90	29.94
2021	24.60	21.25	34.75	46.60	56.27	68.38	67.77	71.93	62.43	53.67	38.48	30.82
2022	15.56	-99.43	34.64	44.49	58.46	64.34	70.03	71.33	60.62	50.47	40.85	29.92
2023	29.90	24.27	35.33	45.86	54.98	64.04	71.97	66.21	63.91	53.44	34.69	31.69
2024	25.73	27.89	35.05	43.15	57.47	66.07	71.86	66.35	60.92	49.67	40.87	24.83
2025	-13.25	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	19.95	22.38	31.05	43.20	55.40	64.65	69.70	67.90	60.01	47.65	36.76	26.65

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
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
2025	M	M	M	M	M	M	M	M	M	M	M	M