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 (USC00422101) 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	0.69	0.69	0.84	0.96	0.95	0.47	0.41	0.53	0.68	0.90	0.55	0.62

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	5.6
2012	4.6	4.2	5.9	6.8	6.9	8.3	7.7	7.7	7.7	8.5	5.7	6.5
2013	5.2	6.6	8.5	10.1	9.6	9.7	7.1	6.9	7.6	5.5	4.9	5.9
2014	6.8	5.7	4.7	5.1	4.4	7.3	10.7	10.8	11.8	6.0	7.9	5.8
2015	4.9	6.5	5.9	6.4	5.3	5.7	7.4	6.8	7.0	5.1	6.5	5.9
2016	4.6	5.8	7.1	8.2	7.8	7.6	7.8	6.1	7.3	6.8	5.2	5.0
2017	6.0	7.9	7.5	8.6	7.6	7.8	6.9	6.1	5.9	5.4	5.8	6.1
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	0.2	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	42.34
2012	40.10	39.32	52.71	60.09	66.66	79.21	85.13	85.62	74.04	62.96	51.46	33.73
2013	29.76	35.93	51.04	56.17	64.21	75.35	77.06	71.65	62.90	45.28	41.17	34.50
2014	39.73	35.72	39.77	44.31	53.03	63.15	66.22	58.09	58.18	55.61	35.99	31.05
2015	34.35	36.76	44.43	46.64	51.72	94.16	86.78	88.25	80.76	68.24	44.45	36.83
2016	35.54	43.54	55.19	62.09	69.82	86.71	91.99	89.25	75.90	67.10	52.64	33.91
2017	32.18	47.31	57.84	57.94	70.26	84.41	93.06	89.41	74.92	60.29	52.16	36.37
2018	41.14	44.31	51.34	64.00	72.14	67.18	74.01	69.66	65.36	56.03	M	M
2019	M	M	M	M	M	M	78.06	71.94	61.20	45.67	M	36.17
2020	38.95	41.43	51.47	60.00	69.64	58.97	72.80	67.14	M	M	M	M
2021	M	M	M	64.28	75.05	92.82	94.29	91.62	83.91	63.33	53.03	35.08
2022	38.16	43.59	54.81	65.46	72.08	88.17	92.63	88.23	88.22	M	M	M
2023	M	M	M	M	M	80.35	92.01	89.44	81.33	66.94	52.02	44.01
2024	42.92	48.34	52.62	62.16	53.96	M	M	M	M	M	M	M
2025	M	M	M	M	M	45.44	M	M	M	M	M	M
NCEI Climatology	38.80	46.61	59.01	66.19	76.01	87.40	94.89	92.69	82.39	67.50	51.40	39.01

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	27.64
2012	19.58	20.01	29.44	37.96	40.51	50.60	59.57	60.86	51.98	42.70	32.53	19.03
2013	13.73	19.71	32.17	35.89	43.00	49.42	53.62	50.79	43.41	30.06	27.93	18.69
2014	24.76	22.28	23.24	27.86	36.44	47.31	52.38	47.84	47.19	37.90	21.79	19.84
2015	21.40	23.22	28.73	29.62	37.13	69.75	67.82	66.98	59.63	51.26	30.64	24.72
2016	24.63	30.67	38.85	46.25	52.89	65.62	71.60	66.21	55.79	47.56	35.58	22.44
2017	22.20	33.38	41.42	42.60	52.87	64.73	73.69	69.58	55.62	39.91	34.74	21.14
2018	25.79	24.88	32.61	40.40	49.11	51.94	57.89	54.63	51.04	47.81	M	M
2019	M	M	M	M	M	M	63.78	57.26	45.50	31.03	M	27.46
2020	28.19	26.97	36.66	42.16	51.34	45.51	57.60	58.55	M	M	M	M
2021	M	M	M	34.27	43.67	63.54	65.81	60.13	51.92	37.90	28.86	16.03
2022	18.52	14.95	29.38	31.75	39.57	55.13	66.95	61.88	56.71	M	M	M
2023	M	M	M	M	M	57.44	69.54	64.81	56.17	42.78	31.48	24.93
2024	26.08	30.26	32.79	40.68	39.83	M	M	M	M	M	M	M
2025	M	M	M	M	M	29.74	M	M	M	M	M	M
NCEI Climatology	16.40	21.51	27.89	33.20	41.38	49.81	57.50	56.50	45.90	33.61	23.50	15.80

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	34.99
2012	29.84	29.67	41.07	49.03	53.59	64.91	72.35	73.24	63.01	52.83	42.00	26.38
2013	21.75	27.82	41.61	46.03	53.60	62.39	65.34	61.22	53.15	37.67	34.55	26.60
2014	32.24	29.00	31.51	36.08	44.74	55.23	59.30	52.97	52.69	46.76	28.89	25.45
2015	27.87	29.99	36.58	38.13	44.42	81.95	77.30	77.61	70.20	59.75	37.54	30.78
2016	30.09	37.10	47.02	54.17	61.36	76.17	81.79	77.73	65.85	57.33	44.11	28.17
2017	27.19	40.34	49.63	50.27	61.56	74.57	83.37	79.49	65.27	50.10	43.45	28.76
2018	33.47	34.60	41.98	52.20	60.63	59.56	65.95	62.15	58.20	51.92	M	M
2019	M	M	M	M	M	M	70.92	64.60	53.35	38.35	M	31.82
2020	33.57	34.20	44.07	51.08	60.49	52.24	65.20	62.85	M	M	M	M
2021	M	M	M	49.27	59.36	78.18	80.05	75.87	67.91	50.61	40.94	25.56
2022	28.34	29.27	42.10	48.61	55.82	71.65	79.79	75.05	72.47	M	M	M
2023	M	M	M	M	M	68.89	80.78	77.13	68.75	54.86	41.75	34.47
2024	34.50	39.30	42.70	51.42	46.90	M	M	M	M	M	M	M
2025	M	M	M	M	M	37.59	M	M	M	M	M	M
NCEI Climatology	27.60	34.06	43.45	49.70	58.70	68.61	76.20	74.60	64.15	50.55	37.45	27.40

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	57.2%
2012	66.6%	69.2%	55.6%	48.9%	43.0%	29.8%	39.3%	31.1%	36.9%	31.1%	39.8%	60.6%
2013	60.1%	52.8%	41.3%	38.1%	34.4%	20.8%	47.2%	51.5%	60.7%	50.3%	51.3%	44.9%
2014	35.5%	55.4%	47.2%	48.0%	40.0%	27.2%	44.5%	60.3%	49.9%	46.9%	63.0%	74.7%
2015	75.9%	60.1%	50.5%	54.0%	72.4%	28.5%	33.1%	33.6%	36.6%	53.6%	60.2%	71.4%
2016	80.1%	72.8%	54.2%	53.0%	45.3%	31.4%	21.9%	22.4%	40.5%	50.1%	64.4%	76.5%
2017	80.8%	67.4%	57.0%	51.8%	44.3%	31.2%	28.2%	28.7%	44.3%	46.0%	62.7%	78.7%
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	36.6%	M	M	M	M	M	M