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 (USC00482995) 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
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	0.67	0.83	1.27	1.54	1.78	1.05	0.86	0.74	1.10	1.32	0.89	0.90

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
2011	M	M	M	M	M	M	M	M	M	M	36.37	30.04
2012	33.01	28.46	46.97	53.14	60.57	75.92	78.44	77.37	67.45	50.17	44.39	29.17
2013	29.17	26.99	38.11	39.64	57.49	73.56	78.04	76.69	65.22	46.53	39.42	27.58
2014	29.92	29.86	38.11	45.75	56.78	67.55	75.96	70.21	65.97	55.42	35.35	38.10
2015	35.69	34.27	45.14	46.78	51.92	71.83	72.31	74.22	68.99	56.36	37.35	32.09
2016	31.42	34.56	38.13	44.62	53.57	74.51	77.09	73.31	66.01	51.17	46.27	28.50
2017	28.81	37.20	44.72	47.32	53.90	71.14	79.04	72.64	62.63	50.03	43.86	33.57
2018	34.97	28.28	39.25	49.21	61.28	71.94	79.09	74.77	71.40	47.57	33.17	29.29
2019	30.42	29.24	33.18	46.55	51.07	65.27	77.74	76.80	70.22	M	22.46	M
2020	M	M	M	M	M	M	M	M	M	M	41.39	32.00
2021	30.26	24.61	35.97	44.30	56.68	74.90	79.50	75.61	69.26	51.92	44.48	34.50
2022	32.41	27.69	36.53	45.68	54.82	70.42	79.50	77.12	70.22	52.55	33.00	29.27
2023	25.21	28.01	28.52	41.96	60.16	64.28	77.46	74.21	68.19	52.67	41.19	35.14
2024	29.74	33.86	36.18	47.84	54.82	73.94	76.94	75.55	71.24	60.22	38.00	37.92
2025	26.12	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	34.70	36.60	44.49	52.09	62.10	74.59	82.20	80.00	71.30	58.00	44.21	35.00

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	M	23.41	15.75
2012	19.90	15.07	30.08	33.89	39.01	53.49	58.88	56.26	48.24	32.91	31.78	17.68
2013	16.26	15.52	23.03	23.08	39.21	50.05	56.34	55.98	48.57	31.19	24.98	14.47
2014	16.50	16.21	23.89	29.47	39.36	45.56	55.75	52.22	47.10	39.29	21.52	28.63
2015	22.86	19.88	29.03	30.49	35.57	52.51	53.28	54.11	50.14	41.34	21.65	15.91
2016	18.52	22.36	23.67	28.65	33.52	44.26	42.64	49.07	47.46	35.97	28.63	13.50
2017	13.95	21.33	29.57	-37.83	-94.35	-160.53	-103.10	-162.19	11.37	-33.89	-258.04	-63.07
2018	-62.70	-170.89	3.39	-60.00	19.77	50.05	53.87	53.04	49.78	32.78	22.03	16.57
2019	17.77	15.45	19.34	30.82	34.69	46.79	54.75	56.17	49.70	M	22.10	M
2020	M	M	M	M	M	M	M	M	M	M	27.44	18.18
2021	16.79	11.11	21.94	26.84	36.88	53.12	58.13	53.60	49.10	35.72	31.16	21.78
2022	19.05	12.33	22.50	26.36	35.89	48.08	57.90	56.33	50.78	36.06	18.33	16.03
2023	15.39	14.64	16.79	26.12	42.10	46.16	55.17	54.30	48.51	36.94	28.83	23.64
2024	15.80	20.89	23.70	30.80	36.39	52.40	54.41	55.57	50.00	43.15	24.50	25.55
2025	13.52	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	14.61	15.10	22.50	27.50	35.50	43.10	49.61	47.71	40.20	31.30	22.19	14.80

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2011	M	M	M	M	M	M	M	M	M	M	29.89	22.90
2012	26.46	21.76	38.53	43.51	49.79	64.70	68.66	66.81	57.85	41.54	38.08	23.42
2013	22.72	21.25	30.57	31.36	48.35	61.81	67.19	66.33	56.89	38.86	32.20	21.02
2014	23.21	23.03	31.00	37.61	48.07	56.56	65.85	61.22	56.53	47.36	28.43	33.36
2015	29.27	27.08	37.08	38.64	43.74	62.17	62.80	64.16	59.56	48.85	29.50	24.00
2016	24.97	28.46	30.90	36.64	43.54	59.38	59.86	61.19	56.74	43.57	37.45	21.00
2017	21.38	29.27	37.15	4.75	-20.23	-44.69	-12.03	-44.77	37.00	8.07	-107.09	-14.75
2018	-13.86	-71.31	21.32	-5.40	40.53	61.00	66.48	63.91	60.59	40.18	27.60	22.93
2019	24.10	22.35	26.26	38.68	42.88	56.03	66.24	66.48	59.96	M	22.28	M
2020	M	M	M	M	M	M	M	M	M	M	34.41	25.09
2021	23.52	17.86	28.96	35.57	46.78	64.01	68.81	64.60	59.18	43.82	37.82	28.14
2022	25.73	20.01	29.52	36.02	45.35	59.25	68.70	66.72	60.50	44.31	25.67	22.65
2023	20.30	21.33	22.65	34.04	51.13	55.22	66.32	64.25	58.35	44.80	35.01	29.39
2024	22.77	27.38	29.94	39.32	45.61	63.17	65.68	65.56	60.62	51.68	31.25	31.74
2025	19.82	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	24.65	25.85	33.50	39.80	48.80	58.84	65.91	63.85	55.75	44.65	33.20	24.90

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
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