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 (USW00053132) 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
2012	M	0.17	0.76	1.25	0.34	M	1.95	1.45	0.12	0.00	0.00	0.30
2013	1.70	2.53	0.08	0.00	0.00	0.00	7.10	0.44	1.54	0.00	1.21	0.16
2014	0.00	0.16	M	0.04	0.00	0.00	5.25	3.57	3.76	0.99	0.03	0.71
2015	2.54	0.26	0.82	0.60	0.05	0.00	3.41	10.50	2.78	0.55	0.80	0.00
2016	1.31	0.12	0.18	0.70	0.00	0.00	3.12	5.32	5.32	0.58	0.04	0.00
2017	1.93	0.00	0.12	0.22	0.21	0.31	7.17	4.32	0.77	0.05	0.20	1.43
2018	0.22	4.93	0.03	0.00	0.00	2.03	3.72	3.30	0.75	3.17	0.30	2.70
2019	1.46	2.66	1.20	0.00	0.82	0.00	2.75	2.22	3.97	0.00	4.82	2.61
2020	0.93	2.58	2.44	0.02	0.00	0.00	1.50	3.87	1.34	0.00	0.00	0.46
2021	3.91	0.00	0.38	0.00	0.00	0.02	12.46	5.87	2.71	0.21	0.00	0.92
2022	1.80	0.10	1.03	0.00	0.00	2.86	7.29	9.19	1.83	1.54	0.18	1.85
2023	2.16	1.35	0.70	0.00	0.06	0.00	2.33	1.38	0.95	0.22	0.02	1.76
2024	2.14	1.93	2.63	1.10	0.00	0.48	5.39	5.68	0.69	0.00	0.60	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	1.19	1.07	0.66	0.19	0.24	0.61	3.88	3.41	1.73	0.77	0.61	1.05

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
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
2012	M	64.56	67.05	75.54	83.68	M	M	89.00	68.00	65.86	49.00	55.00
2013	55.32	57.04	70.93	73.67	82.38	94.24	84.93	86.82	83.05	77.40	65.58	57.47
2014	63.50	65.21	59.00	72.67	81.61	93.55	87.53	84.11	82.96	79.12	66.57	M
2015	M	70.38	64.18	M	M	M	M	M	M	M	M	M
2016	M	68.60	71.76	74.21	80.89	92.38	90.57	84.11	82.67	82.52	70.88	64.70
2017	55.39	71.30	73.46	75.52	81.16	93.62	86.50	86.69	84.84	83.68	76.88	64.55
2018	64.10	62.56	68.88	79.10	83.46	92.22	86.84	87.10	87.50	72.03	65.67	55.78
2019	58.03	53.00	66.47	73.77	74.56	89.36	91.36	89.85	84.44	75.54	67.46	58.62
2020	60.40	59.48	63.59	73.18	85.06	91.00	92.00	92.81	86.86	82.29	71.00	60.76
2021	57.82	63.70	64.31	75.17	83.46	93.46	85.86	84.70	83.80	76.00	72.40	61.40
2022	60.00	60.85	67.20	76.73	84.14	90.04	87.52	81.31	83.44	72.26	62.55	59.87
2023	56.90	56.68	63.76	75.62	80.52	87.25	94.93	87.65	88.71	80.68	69.96	63.14
2024	58.00	63.19	62.38	70.96	82.10	94.25	92.53	88.33	88.13	84.76	67.35	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	60.10	62.47	68.20	74.59	82.71	91.59	89.10	86.70	84.70	78.40	67.50	59.40

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	35.31	34.55	46.58	50.68	M	M	55.50	M	63.17	49.00	31.00
2013	29.68	30.11	43.23	46.27	54.17	64.90	65.19	63.94	60.29	49.56	41.81	34.86
2014	39.18	38.42	48.80	45.54	52.43	63.40	60.27	61.89	61.24	53.04	43.57	M
2015	M	41.12	40.55	M	M	M	M	M	M	M	M	M
2016	M	39.48	43.19	42.53	47.32	63.17	65.17	60.89	56.62	52.97	44.92	35.00
2017	32.96	42.60	43.23	44.76	51.04	61.14	64.04	62.46	57.63	53.36	47.88	37.86
2018	37.80	37.48	39.73	48.46	52.64	61.81	63.90	63.26	60.75	48.93	39.53	33.43
2019	33.20	32.73	39.47	44.54	45.81	58.68	64.04	64.58	60.04	49.43	43.96	32.79
2020	34.48	33.62	38.59	45.39	55.26	61.03	66.03	66.23	61.52	53.04	45.32	33.56
2021	32.11	34.81	35.03	47.07	52.04	63.08	63.41	62.85	60.50	48.28	46.23	37.03
2022	33.82	32.56	38.90	46.47	52.93	61.54	62.86	52.61	55.12	41.45	32.69	25.32
2023	24.00	25.29	32.00	36.60	40.00	49.80	66.50	67.00	46.00	37.36	44.25	42.17
2024	34.48	37.50	37.86	41.21	50.89	62.52	62.25	63.25	44.29	46.69	39.64	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	28.71	30.97	35.00	39.90	48.01	57.41	63.30	61.30	55.29	44.70	35.00	29.30

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2012	M	49.94	50.80	61.06	67.18	M	M	72.25	M	63.17	49.00	43.00
2013	42.50	43.57	57.08	59.97	68.27	79.57	75.06	75.38	71.67	63.48	53.69	46.14
2014	51.34	51.81	53.90	59.10	67.02	78.47	73.90	73.00	72.10	66.08	55.07	M
2015	M	55.75	52.36	M	M	M	M	M	M	M	M	M
2016	M	54.04	57.48	58.37	64.11	77.77	77.87	72.50	69.65	67.74	57.56	49.85
2017	44.18	56.95	58.35	60.14	66.10	77.38	75.27	74.58	71.24	68.52	62.38	51.21
2018	50.95	50.02	54.31	63.75	68.05	77.02	75.37	75.18	74.12	60.48	52.60	44.61
2019	45.62	42.87	52.97	59.15	60.19	74.02	77.70	77.21	72.24	62.48	55.71	45.71
2020	47.44	46.55	51.09	59.29	70.16	76.02	79.02	79.52	74.19	67.66	58.16	47.16
2021	44.96	49.26	49.67	61.12	67.75	78.27	74.64	73.78	72.15	62.14	59.32	49.22
2022	46.91	46.72	53.05	61.60	68.54	75.87	75.57	67.22	69.06	56.85	47.62	41.73
2023	41.43	40.98	47.79	56.75	59.25	72.40	80.25	77.00	67.00	60.50	56.12	52.66
2024	46.24	50.35	50.12	55.46	66.37	78.19	76.12	75.12	65.82	65.73	53.36	M
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	44.40	46.72	51.60	57.25	65.36	74.50	76.20	74.00	70.00	61.55	51.25	44.35

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
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