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 (USC00452675) 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	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	5.04	3.85	4.11	3.40	2.70	2.30	1.04	1.15	2.34	3.70	5.82	4.95

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	M	47.50
2012	44.23	49.41	49.74	60.50	64.74	65.53	73.26	76.26	71.07	58.90	51.27	44.00
2013	42.53	47.93	54.87	56.30	65.26	70.97	75.84	76.35	68.53	54.92	50.67	42.29
2014	46.77	44.32	53.32	60.50	67.97	70.50	78.33	78.55	72.20	63.29	50.50	48.90
2015	50.35	54.00	58.42	58.93	66.77	75.24	79.19	76.90	67.47	62.71	48.70	46.46
2016	48.48	54.92	56.58	65.27	66.97	70.73	74.13	77.52	68.17	59.94	55.33	40.45
2017	43.23	46.25	50.90	56.40	65.80	70.30	75.66	79.08	72.84	60.14	49.78	44.97
2018	48.32	44.73	52.60	56.68	68.60	68.55	79.88	76.49	68.61	59.63	52.30	46.66
2019	49.93	40.04	55.86	57.67	68.32	70.75	74.41	M	66.69	56.54	51.13	46.70
2020	46.79	48.22	50.39	59.31	66.45	67.87	73.03	75.85	72.75	62.14	51.03	49.08
2021	47.14	44.27	52.45	61.02	63.84	75.28	77.16	76.77	69.55	58.07	53.08	44.31
2022	46.49	48.05	53.63	55.85	60.69	67.87	M	81.06	73.71	65.83	48.00	42.02
2023	48.00	46.66	52.63	55.98	70.52	70.52	78.19	78.39	69.87	61.90	51.55	50.20
2024	46.17	50.17	54.10	55.66	62.54	M	M	M	M	M	49.13	49.69
2025	45.66	42.55	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	47.91	50.46	54.50	59.61	65.80	69.80	74.80	75.70	70.40	60.70	52.40	46.70

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	M	40.50
2012	35.90	38.28	37.06	43.83	47.39	50.43	55.55	58.00	52.82	47.16	41.73	37.61
2013	33.27	39.04	39.48	43.77	49.65	54.47	56.29	59.03	55.83	45.27	41.00	33.13
2014	38.06	34.64	41.13	44.53	51.26	53.27	59.13	59.48	56.37	52.45	39.53	39.52
2015	40.06	43.71	44.19	42.87	51.10	57.53	60.00	58.74	52.57	52.00	38.63	39.18
2016	39.72	43.58	43.16	48.23	50.94	53.80	57.13	58.32	52.80	49.26	46.57	33.48
2017	32.87	35.82	40.52	44.20	48.86	53.70	55.59	58.59	55.50	46.30	41.76	35.15
2018	39.87	35.97	38.60	43.85	51.54	53.01	58.68	58.96	53.26	46.96	43.14	37.86
2019	39.40	30.06	38.85	44.51	51.25	52.90	57.70	M	54.99	43.75	40.15	39.90
2020	39.37	37.21	37.80	43.81	49.92	53.20	55.90	57.61	57.33	52.57	41.65	40.11
2021	38.19	35.81	38.31	44.00	48.05	56.99	57.87	59.16	55.09	47.25	44.25	37.04
2022	37.08	38.17	42.14	41.16	46.76	53.61	M	61.93	56.82	51.06	36.97	33.82
2023	39.90	36.67	39.39	42.57	53.10	53.98	57.65	60.53	54.43	48.98	41.24	41.57
2024	38.35	40.41	41.70	44.40	48.30	M	M	M	M	M	39.90	39.97
2025	34.67	33.33	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	34.60	34.52	37.20	41.40	46.99	51.81	55.30	55.20	49.60	43.31	37.61	34.10

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	M	44.00
2012	40.06	43.84	43.40	52.17	56.06	57.98	64.40	67.13	61.95	53.03	46.50	40.81
2013	37.90	43.48	47.18	50.03	57.45	62.72	66.06	67.69	62.18	50.10	45.83	37.71
2014	42.42	39.48	47.23	52.52	59.61	61.88	68.73	69.02	64.28	57.87	45.02	44.21
2015	45.21	48.86	51.31	50.90	58.94	66.38	69.60	67.82	60.02	57.35	43.67	42.82
2016	44.10	49.25	49.87	56.75	58.95	62.27	65.63	67.92	60.48	54.60	50.95	36.97
2017	38.05	41.04	45.71	50.30	57.33	62.00	65.63	68.83	64.17	53.22	45.77	40.06
2018	44.09	40.35	45.60	50.27	60.07	60.78	69.28	67.73	60.94	53.30	47.72	42.26
2019	44.66	35.05	47.36	51.09	59.79	61.82	66.05	M	60.84	50.14	45.64	43.30
2020	43.08	42.72	44.10	51.56	58.18	60.54	64.47	66.73	65.04	57.36	46.34	44.60
2021	42.66	40.04	45.38	52.51	55.95	66.14	67.52	67.96	62.32	52.66	48.67	40.68
2022	41.79	43.11	47.89	48.50	53.72	60.74	M	71.50	65.26	58.44	42.49	37.92
2023	43.95	41.67	46.01	49.28	61.81	62.25	67.92	69.46	62.15	55.44	46.39	45.88
2024	42.26	45.29	47.90	50.03	55.42	M	M	M	M	M	44.52	44.83
2025	40.16	37.94	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	41.25	42.49	45.85	50.50	56.40	60.80	65.05	65.45	60.00	52.00	45.00	40.40

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