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 (USC00312837) 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	0.60
2011	1.59	2.16	4.13	3.78	3.61	4.00	5.93	0.68	2.71	1.49	5.33	2.63
2012	3.11	0.67	2.20	5.06	3.16	1.47	5.96	2.07	3.18	3.17	0.85	3.91
2013	5.82	2.48	3.57	6.26	2.22	6.51	6.91	3.56	3.75	2.05	2.62	1.59
2014	1.78	3.04	1.18	3.68	3.22	2.69	3.25	2.76	4.73	3.85	2.75	1.89
2015	0.91	1.76	1.94	2.55	2.15	3.35	3.81	1.79	3.60	8.15	7.90	4.98
2016	1.56	5.78	0.96	1.33	2.42	1.86	6.28	3.73	1.16	0.18	0.92	1.91
2017	1.00	0.88	3.62	2.77	3.92	1.49	2.16	1.68	3.36	6.25	1.47	2.61
2018	3.74	1.57	3.20	4.55	7.44	3.38	1.25	6.26	3.59	5.78	4.39	4.41
2019	3.44	3.83	1.36	1.62	2.04	2.50	4.63	2.89	0.28	5.27	1.34	4.67
2020	4.47	7.00	4.04	7.40	4.52	1.61	3.48	8.29	7.38	3.28	2.41	4.82
2021	4.12	1.39	6.14	1.86	3.72	3.19	3.06	11.18	3.83	6.14	0.72	0.80
2022	2.11	0.78	0.89	1.50	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	3.76	3.22	3.91	3.98	3.92	4.39	4.55	4.30	4.32	3.16	3.39	3.62

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	38.83
2011	43.21	56.25	59.52	74.52	77.68	85.22	88.13	86.55	77.97	69.90	63.35	56.20
2012	51.14	57.24	69.14	70.67	77.81	82.27	87.06	82.74	77.77	66.93	57.13	52.61
2013	52.19	50.11	51.60	67.76	73.32	81.63	82.90	80.58	77.67	69.90	57.24	50.71
2014	43.13	51.82	59.16	71.30	77.65	82.73	81.40	82.97	79.63	71.80	57.50	53.90
2015	47.81	47.25	61.68	71.43	78.87	84.83	85.61	85.03	79.53	70.19	62.20	62.35
2016	45.57	50.52	66.90	71.03	76.10	85.40	88.94	86.13	84.50	74.10	65.70	54.32
2017	53.39	62.96	63.26	74.10	77.35	82.13	87.06	83.19	78.97	73.71	61.87	51.42
2018	43.13	62.00	57.10	67.40	80.29	85.30	84.94	84.29	83.70	71.06	56.60	49.10
2019	47.42	56.57	57.35	70.07	80.00	80.37	85.39	84.16	85.63	71.13	57.27	54.61
2020	50.45	52.52	63.13	66.30	70.90	79.60	85.94	81.94	75.33	70.48	62.83	48.68
2021	47.23	48.00	62.81	66.90	72.29	80.20	83.52	83.45	76.40	69.81	56.80	60.39
2022	45.10	52.96	63.19	67.80	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	48.29	52.80	59.30	69.20	75.91	82.09	85.11	84.10	78.91	69.60	59.30	50.91

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	19.70
2011	21.62	26.14	36.48	44.66	51.58	60.70	66.10	62.26	55.90	41.90	35.06	31.30
2012	27.95	29.81	42.24	45.50	55.55	58.33	65.95	61.09	53.74	43.31	29.77	32.10
2013	30.61	26.93	29.17	41.31	50.81	62.03	63.55	61.61	56.37	45.77	30.69	28.32
2014	14.03	25.71	27.94	40.83	49.35	61.43	61.03	61.68	59.53	43.13	25.37	30.03
2015	23.16	18.25	35.97	43.53	51.55	61.43	64.97	61.74	55.80	44.65	39.10	38.48
2016	20.27	28.17	35.55	41.27	50.77	60.50	64.19	66.42	58.80	45.10	32.93	28.84
2017	31.87	29.36	31.61	46.60	52.45	59.13	63.90	61.42	54.70	44.52	34.33	26.32
2018	19.29	34.32	32.32	36.33	56.94	62.13	64.19	62.29	64.00	48.16	30.83	30.13
2019	27.45	33.61	32.42	44.07	55.61	59.20	64.13	62.10	59.30	50.00	30.93	30.68
2020	30.68	31.79	41.03	39.73	49.00	60.07	65.55	64.45	57.57	47.71	36.90	25.84
2021	27.77	28.46	37.55	39.33	49.84	59.87	63.74	64.13	57.00	48.13	28.57	31.65
2022	22.94	28.82	33.87	38.63	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	25.10	27.79	34.31	42.50	51.61	60.11	63.40	62.70	56.10	44.20	33.50	28.00

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	29.26
2011	32.41	41.20	48.00	59.59	64.63	72.96	77.11	74.40	66.95	56.69	48.61	43.75
2012	39.55	43.52	55.74	57.90	67.00	70.48	76.55	72.37	65.76	55.15	43.45	42.35
2013	41.40	38.52	40.38	54.53	62.06	71.83	73.23	71.10	67.02	57.84	43.97	39.52
2014	28.58	38.77	43.55	56.07	63.50	72.08	71.22	72.32	69.58	57.47	41.43	41.97
2015	35.48	32.75	48.82	57.48	65.21	73.13	75.29	73.39	67.67	57.42	50.65	50.42
2016	32.92	39.34	51.23	56.15	63.44	72.95	76.56	76.27	71.65	59.60	49.32	41.58
2017	42.63	46.16	47.44	60.35	64.90	70.63	75.48	72.31	66.83	59.11	48.10	38.87
2018	31.21	48.16	44.71	51.87	68.61	73.72	74.56	73.29	73.85	59.61	43.72	39.61
2019	37.44	45.09	44.89	57.07	67.81	69.78	74.76	73.13	72.47	60.56	44.10	42.65
2020	40.56	42.16	52.08	53.02	59.95	69.83	75.74	73.19	66.45	59.10	49.87	37.26
2021	37.50	38.23	50.18	53.12	61.06	70.03	73.63	73.79	66.70	58.97	42.68	46.02
2022	34.02	40.89	48.53	53.22	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	36.70	40.29	46.80	55.85	63.76	71.10	74.25	73.40	67.50	56.90	46.40	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