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 (USC00451276) 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	4.70
2011	3.97	1.91	5.27	3.82	2.89	0.59	0.93	0.00	1.20	2.57	6.16	2.41
2012	5.42	3.74	7.56	3.08	0.25	1.60	0.35	0.01	0.00	4.29	6.05	8.44
2013	2.17	2.11	2.60	2.90	2.68	1.73	0.00	0.90	7.26	1.41	2.54	1.53
2014	2.52	4.06	4.89	2.47	2.84	0.78	0.41	0.57	1.43	4.08	3.66	3.91
2015	4.73	3.41	2.99	1.42	0.73	0.32	0.11	1.46	0.75	4.38	7.84	9.19
2016	5.37	3.74	4.65	1.26	0.36	1.16	0.52	0.18	1.23	5.97	4.96	3.42
2017	1.67	5.52	5.09	3.13	2.45	1.01	0.11	0.05	1.05	2.56	6.19	2.79
2018	3.41	1.51	1.33	2.95	0.11	0.68	0.00	0.42	0.81	3.55	2.71	3.78
2019	1.97	2.73	0.69	2.60	0.71	0.29	0.82	0.27	2.08	2.11	0.89	4.89
2020	6.62	1.79	2.15	0.78	2.26	2.18	0.37	0.39	2.04	2.34	4.40	3.25
2021	4.21	3.52	1.23	0.90	0.68	2.06	0.00	0.07	1.79	3.19	9.49	3.36
2022	M	0.09	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	5.85	4.39	4.39	3.24	2.44	1.53	0.50	0.84	1.59	4.00	6.53	6.44

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
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	47.26
2011	45.71	44.07	49.39	52.00	59.58	66.40	73.23	76.61	75.40	59.39	49.17	43.58
2012	44.74	48.14	49.48	61.27	53.00	65.18	72.55	77.10	73.60	58.74	50.70	44.06
2013	40.77	46.89	52.68	56.43	65.48	70.73	75.97	76.06	68.43	56.57	49.97	41.06
2014	45.58	43.89	53.77	58.77	66.42	69.37	79.13	79.13	73.80	64.19	50.80	48.13
2015	48.58	54.32	58.71	58.60	66.90	77.70	81.55	79.87	69.87	64.32	48.30	44.71
2016	46.16	52.38	54.13	65.57	67.94	71.10	74.48	79.13	70.20	59.32	55.07	39.94
2017	41.26	45.89	49.65	55.13	66.23	71.27	77.10	83.42	76.60	62.65	50.20	44.10
2018	46.77	45.54	52.77	59.50	70.35	72.13	81.71	80.68	69.73	61.65	51.90	45.45
2019	48.19	41.25	57.03	58.50	70.32	72.20	75.97	78.61	68.93	58.23	50.77	46.32
2020	46.55	49.34	51.55	61.57	67.68	70.20	76.23	79.32	75.33	62.10	49.73	46.90
2021	46.87	43.89	53.10	63.83	65.39	78.37	79.81	79.06	72.70	59.00	51.57	44.00
2022	M	49.15	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	46.11	49.58	54.10	59.50	66.60	71.10	77.51	78.20	72.61	61.10	50.70	45.01

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	37.00
2011	33.55	31.32	36.23	35.57	41.26	49.03	52.65	53.87	51.73	45.68	35.13	32.58
2012	33.19	35.41	35.16	39.40	44.00	46.93	53.65	53.74	47.60	45.04	40.87	37.23
2013	30.77	36.50	37.39	39.43	45.77	50.60	52.45	55.19	53.17	40.70	35.40	30.26
2014	34.48	32.61	38.03	39.73	46.10	49.90	54.55	55.45	50.87	48.71	35.00	35.65
2015	36.61	39.04	38.10	37.40	45.61	51.33	55.19	54.26	47.97	47.03	34.13	36.61
2016	34.65	38.07	37.94	41.23	46.26	50.07	54.16	54.19	47.70	45.81	43.30	29.74
2017	27.58	32.82	38.03	39.70	44.45	49.30	51.19	53.65	51.50	40.03	39.80	31.71
2018	37.84	33.43	34.29	40.43	47.61	49.67	55.10	55.23	49.00	43.13	38.77	35.00
2019	33.23	28.36	31.29	41.07	47.39	49.33	54.26	55.68	52.37	38.03	34.67	37.29
2020	38.35	32.52	33.10	38.23	46.39	50.27	52.29	53.61	52.97	44.26	36.93	35.39
2021	36.16	33.79	33.16	37.20	44.39	52.17	54.74	55.06	50.07	42.00	40.63	35.55
2022	M	33.23	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	34.20	33.91	35.90	39.11	44.41	49.09	52.90	52.80	48.40	42.70	37.10	33.90

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	42.13
2011	39.63	37.70	42.81	43.78	50.42	57.72	62.94	65.24	63.57	52.53	42.15	38.08
2012	38.97	41.78	42.32	50.33	48.50	56.05	63.10	65.42	60.60	51.89	45.78	40.65
2013	35.77	41.70	45.03	47.93	55.63	60.67	64.21	65.63	60.80	48.63	42.68	35.66
2014	40.03	38.25	45.90	49.25	56.26	59.63	66.84	67.29	62.33	56.45	42.90	41.89
2015	42.60	46.68	48.40	48.00	56.26	64.52	68.37	67.06	58.92	55.68	41.22	40.66
2016	40.40	45.22	46.03	53.40	57.10	60.58	64.32	66.66	58.95	52.56	49.18	34.84
2017	34.42	39.36	43.84	47.42	55.34	60.28	64.15	68.53	64.05	51.34	45.00	37.90
2018	42.31	39.48	43.53	49.97	58.98	60.90	68.40	67.95	59.37	52.39	45.33	40.23
2019	40.71	34.80	44.16	49.78	58.85	60.77	65.11	67.15	60.65	48.13	42.72	41.81
2020	42.45	40.93	42.32	49.90	57.03	60.23	64.26	66.47	64.15	53.18	43.33	41.15
2021	41.52	38.84	43.13	50.52	54.89	65.27	67.27	67.06	61.38	50.50	46.10	39.77
2022	M	41.19	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	40.15	41.74	45.00	49.30	55.51	60.10	65.20	65.50	60.50	51.90	43.90	39.45

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