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 (USC00188207) 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	0.76
2011	1.85	2.26	5.78	7.95	4.22	0.36	2.44	4.03	4.65	4.04	3.82	0.05
2012	M	M	0.62	2.72	5.95	3.21	3.32	4.56	5.09	7.64	1.16	3.33
2013	3.97	1.78	2.53	2.15	3.39	3.18	1.78	3.60	0.00	6.35	2.58	5.74
2014	M	M	3.34	3.76	7.56	4.01	3.86	2.21	1.42	3.93	1.37	M
2015	2.14	1.47	3.78	3.16	2.41	7.75	2.03	2.14	1.86	3.76	2.38	3.38
2016	M	M	1.88	1.60	5.58	5.34	5.72	2.58	4.51	0.88	0.71	3.05
2017	3.95	1.10	3.15	3.72	5.61	2.33	6.00	3.09	2.34	6.09	1.61	1.02
2018	M	M	2.24	3.93	4.42	3.83	7.96	5.68	10.47	1.71	7.57	5.60
2019	3.86	3.41	4.56	3.25	8.50	2.87	6.23	3.37	0.82	5.55	2.64	3.45
2020	3.69	3.03	2.51	3.86	4.52	3.95	2.20	2.44	3.42	2.60	3.28	4.91
2021	1.85	3.58	2.55	3.38	5.02	7.73	3.29	3.27	9.51	2.80	0.73	0.86
2022	2.73	1.91	1.89	3.57	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	3.13	2.51	3.72	3.60	4.57	4.16	4.28	3.27	4.40	3.41	3.08	3.46

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	34.83
2011	35.33	45.89	53.48	65.07	74.97	83.57	90.71	85.97	75.80	63.00	59.50	53.17
2012	M	M	63.13	64.66	78.03	81.30	88.26	85.23	78.27	65.10	50.97	48.32
2013	43.32	41.57	46.90	65.83	72.33	81.63	86.32	80.87	78.00	67.39	52.21	44.70
2014	M	M	48.48	64.23	74.03	82.23	83.69	81.16	77.23	67.00	50.26	45.35
2015	36.61	33.39	47.94	66.00	79.03	81.07	84.58	84.87	80.80	65.29	60.50	54.66
2016	M	M	60.19	64.70	69.39	82.73	87.35	87.97	81.31	71.35	59.20	45.77
2017	43.94	55.00	52.03	69.93	71.23	82.77	86.16	81.77	78.07	71.65	54.50	44.97
2018	M	M	46.55	59.93	78.94	80.40	85.81	84.90	77.87	66.74	48.73	45.19
2019	40.35	44.18	50.61	66.93	76.16	81.03	87.90	84.90	82.60	68.10	52.00	44.94
2020	45.52	48.69	58.29	60.50	69.00	82.50	90.16	86.16	76.23	68.03	61.45	44.90
2021	41.32	39.32	57.81	65.60	72.68	82.43	86.77	87.42	78.83	70.81	54.17	51.65
2022	37.00	47.46	56.19	62.90	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	41.20	44.30	52.50	64.70	73.50	82.01	86.10	84.81	78.10	66.80	55.70	44.80

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	18.78
2011	17.87	23.07	29.74	42.38	52.52	58.67	63.35	60.74	58.60	42.10	33.90	28.00
2012	M	M	36.45	36.72	54.16	55.57	65.52	61.77	52.63	43.00	28.13	29.45
2013	25.19	22.86	27.00	39.00	47.20	59.87	65.32	59.26	49.60	43.45	28.82	25.30
2014	M	M	25.84	36.20	47.84	59.43	60.38	57.65	52.60	44.26	27.13	28.48
2015	18.97	10.71	23.48	38.07	53.13	60.43	62.32	58.65	55.83	40.16	35.17	35.07
2016	M	M	33.19	36.77	49.68	58.07	64.39	64.23	57.58	44.16	31.07	25.03
2017	28.97	28.39	28.42	44.50	49.48	57.43	63.00	58.87	53.67	47.03	30.90	23.81
2018	M	M	24.13	34.97	54.74	58.87	62.10	64.26	62.53	45.84	31.27	25.87
2019	22.35	23.57	28.03	41.90	53.90	56.83	63.45	61.39	56.17	45.58	27.93	25.97
2020	26.94	26.93	33.61	35.97	47.03	57.97	65.35	63.03	52.13	44.65	35.28	25.84
2021	24.06	22.86	30.84	39.33	46.26	58.77	62.42	63.81	55.40	50.03	29.83	28.87
2022	18.48	23.43	30.48	36.80	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	21.10	23.08	28.99	38.60	48.80	58.20	62.40	60.90	53.69	42.00	32.10	25.30

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	26.80
2011	26.60	34.48	41.61	53.72	63.74	71.12	77.03	73.35	67.20	52.55	46.70	40.58
2012	M	M	49.79	50.69	66.10	68.43	76.89	73.50	65.45	54.05	39.55	38.89
2013	34.26	32.21	36.95	52.42	59.77	70.75	75.82	70.06	63.80	55.42	40.52	35.00
2014	M	M	37.16	50.22	60.94	70.83	72.03	69.40	64.92	55.63	38.70	36.92
2015	27.79	22.05	35.71	52.03	66.08	70.75	73.45	71.76	68.32	52.73	47.83	44.86
2016	M	M	46.69	50.73	59.53	70.40	75.87	76.10	69.44	57.76	45.13	35.40
2017	36.45	41.70	40.23	57.22	60.35	70.10	74.58	70.32	65.87	59.34	42.70	34.39
2018	M	M	35.34	47.45	66.84	69.63	73.95	74.58	70.20	56.29	40.00	35.53
2019	31.35	33.88	39.32	54.42	65.03	68.93	75.68	73.15	69.38	56.84	39.97	35.45
2020	36.23	37.81	45.95	48.23	58.02	70.23	77.76	74.60	64.18	56.34	48.36	35.37
2021	32.69	31.09	44.32	52.47	59.47	70.60	74.60	75.61	67.12	60.42	42.00	40.26
2022	27.74	35.45	43.34	49.85	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	31.15	33.69	40.75	51.65	61.15	70.10	74.25	72.85	65.90	54.40	43.90	35.05

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