IEM :: Monthly Summaries

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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 (USC00030130) within the current 1991-2020 dataset.

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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	M
2011	M	M	M	M	M	3.48	7.83	19.82	M	M	M	M
2012	0.83	2.22	7.65	2.41	0.64	0.32	0.57	6.54	6.15	0.37	1.47	0.01
2013	M	2.59	5.00	4.89	7.93	2.82	4.48	3.06	1.43	2.33	1.70	0.19
2014	0.77	1.63	4.69	3.56	3.32	7.15	7.71	3.59	3.00	5.04	2.13	4.73
2015	3.05	2.51	8.96	7.72	27.82	5.54	5.28	3.33	0.63	4.05	13.03	11.26
2016	1.93	1.61	7.71	6.38	3.37	2.96	4.54	6.19	2.14	0.56	3.51	4.88
2017	2.68	4.20	4.96	8.27	5.73	4.95	3.63	6.65	0.09	1.60	0.50	5.12
2018	2.54	15.07	3.15	5.36	3.63	4.32	1.91	7.92	9.50	8.44	2.45	7.43
2019	5.16	9.70	3.97	6.98	10.18	5.01	3.47	6.76	1.26	4.42	5.71	1.17
2020	5.19	5.86	7.84	6.77	6.48	7.00	3.90	4.74	4.41	1.48	2.17	3.18
2021	4.29	3.53	4.92	6.04	12.17	4.62	4.18	1.36	1.58	3.87	3.15	2.90
2022	4.29	4.66	6.67	7.18	7.98	4.42	3.63	3.05	1.15	6.83	4.20	4.04
2023	5.88	7.67	10.23	7.24	5.38	4.94	4.67	1.83	1.01	6.59	4.25	3.11
2024	8.26	2.47	7.35	4.08	6.36	3.05	3.60	1.63	1.93	1.11	4.45	6.44
2025	4.57	3.60	2.42	10.66	8.80	5.92	2.73	3.23	3.50	2.33	2.76	0.54
2026	0.30	0.51	0.65	1.25	0.65	0.69	M	M	M	M	M	M
NCEI Climatology	3.90	4.81	5.44	5.79	5.76	4.42	4.39	3.90	4.50	4.80	5.59	5.31

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
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	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	77.00
2011	80.89	67.61	71.02	80.90	88.61	93.62	104.35	95.23	84.44	76.30	65.18	56.45
2012	59.35	60.80	75.32	76.22	85.54	94.28	97.32	94.59	91.22	73.46	67.58	65.87
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	92.92	84.38	77.29	58.16	53.89
2015	53.31	51.41	64.46	75.02	79.21	88.16	92.21	90.88	88.22	74.10	62.84	62.43
2016	56.79	57.20	59.29	62.66	75.32	83.06	88.38	78.05	66.62	62.89	59.96	58.65
2017	59.99	60.09	60.45	63.44	72.24	67.88	68.41	68.41	67.34	64.40	61.58	58.07
2018	59.17	62.66	61.26	60.26	64.98	67.94	68.99	67.83	67.22	65.33	61.22	58.25
2019	58.54	66.33	70.55	61.76	67.36	74.48	86.17	92.27	80.36	67.54	62.90	64.81
2020	65.04	58.88	62.72	65.66	73.17	100.71	71.08	75.61	74.54	81.65	74.90	64.57
2021	70.96	72.76	78.97	64.82	69.16	68.00	81.59	85.01	91.04	88.67	90.62	85.25
2022	64.52	67.49	61.03	65.96	82.28	86.66	83.20	77.64	89.84	66.08	60.98	61.03
2023	56.56	59.13	66.49	77.24	79.90	83.78	81.59	99.59	103.52	63.59	64.04	69.86
2024	66.72	71.48	67.65	81.80	75.37	73.94	87.05	91.23	83.06	81.35	66.14	54.47
2025	47.21	54.31	69.74	74.90	75.78	86.12	90.24	88.96	85.58	75.32	68.96	52.79
2026	50.87	63.11	72.35	74.84	77.64	84.28	M	M	M	M	M	M
NCEI Climatology	49.10	53.62	62.00	70.90	77.70	85.30	89.49	89.49	83.11	72.79	60.50	51.11

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	66.20
2011	44.02	37.34	42.45	48.32	60.51	67.04	76.25	67.58	52.94	43.15	41.72	32.06
2012	31.01	33.74	45.94	48.62	57.90	62.06	69.92	65.15	61.34	45.12	35.24	43.95
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	68.14	59.12	49.01	32.48	34.15
2015	27.53	26.41	37.81	47.30	56.04	64.87	69.45	62.54	59.42	50.70	43.16	48.03
2016	50.52	50.06	51.34	53.96	54.53	71.60	77.93	69.28	58.64	55.40	49.76	49.65
2017	51.10	49.61	50.35	53.84	61.79	59.78	60.92	60.97	56.48	52.73	51.74	49.07
2018	47.91	50.71	50.58	50.36	57.72	59.78	60.74	60.16	59.12	53.95	47.66	49.48
2019	48.95	44.79	36.47	52.94	58.71	64.58	75.61	73.63	65.24	54.59	49.28	49.54
2020	49.83	48.76	51.16	53.30	56.33	63.41	61.15	60.63	60.20	66.03	59.72	53.31
2021	54.53	53.21	56.04	53.66	57.43	58.04	59.12	71.31	68.72	70.26	69.74	69.05
2022	48.37	50.51	50.46	54.02	68.75	71.96	74.33	63.82	68.90	55.52	52.94	50.46
2023	47.39	48.39	55.57	69.68	71.14	71.78	71.83	72.47	71.12	55.69	52.94	44.60
2024	46.92	58.19	56.74	69.50	67.30	62.72	68.12	66.37	61.22	50.00	44.60	38.21
2025	27.35	34.89	44.31	51.50	56.39	66.62	70.26	65.62	60.20	52.09	45.08	36.35
2026	30.78	39.26	49.88	54.44	57.26	67.69	M	M	M	M	M	M
NCEI Climatology	28.90	31.81	39.60	48.10	58.10	66.30	69.90	68.80	61.60	49.90	39.20	31.81

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	71.60
2011	62.45	52.47	56.74	64.61	74.56	80.33	90.30	81.23	68.69	59.73	53.45	44.25
2012	45.18	47.27	60.63	62.42	71.72	78.17	83.62	79.87	76.28	59.29	51.41	54.91
2013	M	M	M	M	M	M	M	M	M	M	M	M
2014	M	M	M	M	M	M	M	80.53	71.75	63.15	45.32	44.02
2015	40.42	38.91	51.13	61.16	67.62	76.52	80.83	76.71	73.82	62.40	53.00	55.23
2016	53.66	53.63	55.31	58.31	64.92	77.33	83.15	73.66	62.63	59.15	54.86	54.15
2017	55.55	54.85	55.40	58.64	67.01	63.83	64.66	64.69	61.91	58.56	56.66	53.57
2018	53.54	56.69	55.92	55.31	61.35	63.86	64.86	63.99	63.17	59.64	54.44	53.86
2019	53.75	55.56	53.51	57.35	63.04	69.53	80.89	82.95	72.80	61.06	56.09	57.17
2020	57.43	53.82	56.94	59.48	64.75	82.06	66.11	68.12	67.37	73.84	67.31	58.94
2021	62.75	62.99	67.51	59.24	63.30	63.02	70.35	78.16	79.88	79.47	80.18	77.15
2022	56.45	59.00	55.75	59.99	75.52	79.31	78.77	70.73	79.37	60.80	56.96	55.75
2023	51.97	53.76	61.03	73.46	75.52	77.78	76.71	86.03	87.32	59.64	58.49	57.23
2024	56.82	64.83	62.19	75.65	71.34	68.33	77.58	78.80	72.14	65.68	55.37	46.34
2025	37.28	44.60	57.03	63.20	66.08	76.37	80.25	77.29	72.89	63.70	57.02	44.57
2026	40.83	51.19	61.12	64.64	67.45	75.98	M	M	M	M	M	M
NCEI Climatology	39.00	42.71	50.80	59.50	67.90	75.80	79.69	79.15	72.35	61.35	49.85	41.46

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
2025	M	M	M	M	M	M	M	M	M	M	M	M
2026	M	M	M	M	M	M	M	M	M	M	M	M