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 (USC00207690) 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
2004	M	M	M	M	M	M	M	M	M	M	M	0.00
2005	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2007	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	M	M	0.00	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	0.18	2.49	1.77	1.09	2.53	1.37	1.61
2026	1.00	0.48	2.16	7.05	1.11	2.98	3.48	2.61	5.17	M	M	M
NCEI Climatology	2.71	2.13	2.25	3.58	3.91	3.73	3.16	3.70	3.19	3.89	2.68	2.38

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	M	M	M	9.1	9.7
2005	7.3	6.6	7.2	8.2	5.9	5.5	5.0	4.5	5.3	5.3	10.8	8.3
2006	9.0	8.8	7.4	7.6	6.1	5.0	5.6	4.9	5.6	8.0	6.2	9.0
2007	8.5	10.0	9.7	8.7	6.5	5.1	5.4	4.3	5.5	7.3	8.5	8.1
2008	10.0	7.8	7.4	7.9	7.4	6.1	4.9	4.8	4.4	6.8	7.5	8.5
2009	5.8	6.5	5.9	8.5	6.5	4.9	4.7	5.7	4.8	7.3	6.6	9.0
2010	8.1	6.6	6.2	8.2	6.2	5.6	4.7	4.6	6.9	6.8	8.3	8.4
2011	7.8	9.6	8.4	9.4	7.7	7.0	4.4	4.3	6.0	6.5	9.0	7.8
2012	9.0	7.7	8.2	7.7	6.1	6.0	5.5	4.0	5.0	8.2	5.9	7.3
2013	9.5	8.3	7.9	9.0	5.7	4.8	4.5	4.0	4.9	6.3	9.5	8.5
2014	10.3	8.0	7.7	8.7	6.7	5.3	5.2	4.4	5.1	7.5	9.8	7.5
2015	8.4	8.1	7.1	7.7	6.5	5.2	4.9	5.2	4.5	8.0	8.7	8.9
2016	8.6	9.0	7.2	7.3	6.2	5.2	5.1	3.9	5.6	6.0	7.2	9.8
2017	7.9	8.4	8.5	8.0	7.3	6.4	4.6	4.5	3.9	7.3	7.6	8.9
2018	8.4	8.1	7.9	7.4	5.6	5.5	4.4	4.6	5.1	7.5	7.6	6.1
2019	8.3	7.6	7.4	7.5	5.4	4.7	4.6	3.7	5.0	7.1	7.0	7.6
2020	6.8	8.2	7.2	6.7	6.1	4.9	4.3	4.6	6.0	6.7	8.9	7.9
2021	6.2	7.3	8.0	6.3	6.1	5.3	5.2	3.9	5.7	5.8	8.1	8.3
2022	7.9	9.3	8.1	9.1	6.4	5.0	4.6	5.0	4.9	7.3	7.9	8.9
2023	6.8	8.8	8.1	7.7	5.7	4.8	3.9	5.3	4.3	6.3	7.3	6.5
2024	7.4	6.5	8.8	8.6	5.6	6.0	4.2	4.1	4.4	6.1	8.1	8.1
2025	8.9	7.7	8.6	7.4	6.2	5.9	5.6	5.7	5.1	6.9	9.3	9.8
2026	10.4	8.3	9.8	9.0	7.4	7.1	5.7	5.5	6.3	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
2004	M	M	M	M	M	M	M	M	M	65.48	49.64	37.46
2005	32.41	38.04	41.81	61.88	64.69	82.16	83.27	81.06	77.24	62.19	50.42	31.01
2006	40.77	34.06	43.26	59.90	63.65	73.28	80.66	77.70	67.10	56.04	48.86	42.10
2007	34.90	26.54	49.65	52.64	71.89	77.36	77.52	76.65	74.42	65.97	46.22	35.37
2008	33.97	31.13	39.49	58.46	63.12	75.56	78.10	77.00	72.44	59.17	45.44	34.96
2009	26.95	36.95	47.56	55.46	67.77	74.12	73.81	75.49	71.54	55.17	51.80	34.61
2010	31.19	32.58	48.43	63.26	68.64	75.14	81.70	81.01	69.98	61.67	50.60	32.70
2011	28.86	33.61	41.64	54.56	66.72	74.96	81.47	77.58	67.34	61.03	51.62	40.48
2012	37.67	39.02	60.03	56.22	72.23	78.67	86.43	78.49	72.48	60.48	49.93	42.54
2013	35.77	33.43	37.78	53.70	70.65	74.96	78.90	77.90	73.20	61.77	45.01	33.47
2014	26.15	26.25	37.89	57.11	67.93	76.95	74.89	78.94	71.71	60.25	42.76	39.06
2015	30.49	24.85	42.35	58.73	69.35	74.97	78.58	76.75	76.54	61.36	54.64	46.19
2016	33.65	36.62	49.57	56.48	67.96	77.53	80.99	82.52	77.34	65.65	55.61	34.13
2017	35.45	45.47	42.77	60.81	64.58	78.66	80.55	77.44	76.31	64.80	47.41	35.45
2018	33.46	38.27	42.60	47.69	74.06	77.36	81.29	81.86	76.16	60.93	40.55	40.22
2019	29.30	33.39	40.97	56.92	65.32	75.38	82.67	78.76	75.84	59.62	42.44	42.09
2020	36.81	35.02	47.85	52.57	64.55	79.48	83.04	80.03	70.45	58.14	54.05	38.26
2021	34.12	28.58	51.29	56.95	66.51	78.90	78.54	82.51	75.66	65.11	47.63	43.84
2022	28.95	34.65	45.89	51.53	69.53	76.95	79.23	80.05	73.14	62.51	51.23	37.47
2023	38.70	41.24	44.74	60.17	69.43	76.75	79.80	78.67	74.37	61.75	51.17	43.55
2024	31.72	44.56	49.69	58.79	71.90	78.38	79.12	79.26	78.31	67.46	52.08	38.61
2025	30.16	32.46	51.95	57.04	64.08	80.66	83.21	79.85	76.70	65.79	48.80	36.30
2026	30.53	40.05	54.21	63.53	68.84	77.80	82.78	79.26	76.02	M	M	M
NCEI Climatology	33.50	35.92	44.80	56.09	67.69	75.90	80.00	79.10	73.71	62.20	49.20	38.59

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	M	M	48.02	36.44	25.26
2005	18.01	27.24	25.55	42.02	45.76	63.20	62.54	62.02	56.24	44.66	35.30	23.35
2006	29.68	22.10	28.57	39.14	46.17	53.84	63.41	60.34	51.98	40.30	35.90	30.95
2007	25.26	14.77	32.12	35.42	49.30	56.48	58.48	60.22	52.40	49.07	32.72	26.83
2008	23.29	18.53	26.43	38.54	42.57	57.20	60.63	57.26	54.26	41.23	33.80	21.95
2009	12.61	22.68	28.81	37.10	44.95	55.82	55.81	58.77	51.86	41.87	36.80	25.90
2010	19.57	24.03	30.61	41.30	49.83	57.98	63.82	64.75	54.32	42.16	34.28	24.10
2011	17.89	21.39	27.24	37.88	48.49	57.20	63.70	59.41	50.54	41.99	36.92	31.19
2012	24.61	26.45	41.96	37.57	49.96	56.58	65.76	57.94	52.61	44.37	34.01	30.29
2013	22.83	19.58	25.47	35.74	49.49	56.73	61.52	58.66	52.98	44.83	33.02	22.22
2014	10.77	10.91	18.84	35.70	45.93	58.41	55.61	60.07	51.46	43.76	31.50	29.47
2015	17.11	8.61	25.26	37.57	49.82	56.97	58.72	59.94	56.46	43.76	37.67	35.18
2016	21.28	23.51	31.73	37.92	47.29	56.24	61.76	64.02	59.58	47.74	39.19	24.74
2017	25.68	28.86	29.34	40.27	46.57	59.31	61.78	58.80	54.94	47.71	34.39	22.99
2018	21.00	23.51	26.56	31.32	53.32	60.90	63.45	63.77	57.63	44.44	32.06	29.08
2019	22.15	26.62	26.16	38.30	45.38	56.16	65.18	59.21	59.20	44.25	31.15	28.67
2020	27.35	23.64	29.55	34.38	47.07	57.79	64.57	59.57	52.58	40.05	38.39	28.45
2021	24.43	14.68	30.77	37.64	45.26	59.62	62.40	63.31	56.11	50.91	33.93	29.58
2022	14.18	19.09	28.45	36.25	50.83	56.70	61.26	62.50	55.29	43.23	35.34	27.89
2023	30.62	27.47	30.89	40.25	46.93	55.23	60.86	61.04	56.75	47.61	34.33	34.75
2024	23.07	26.17	32.81	41.04	49.63	60.35	60.32	62.32	55.18	43.93	39.74	29.43
2025	18.81	20.63	31.64	36.00	44.76	61.10	65.04	60.68	54.56	45.94	35.24	22.25
2026	18.75	22.06	32.45	42.64	46.25	58.72	63.93	63.06	61.18	M	M	M
NCEI Climatology	22.10	23.99	29.89	39.30	49.40	59.60	65.60	63.99	57.19	47.50	36.19	27.90

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	M	M	M	M	56.75	43.04	31.36
2005	25.21	32.64	33.68	51.95	55.23	72.68	72.91	71.54	66.74	53.43	42.86	27.18
2006	35.22	28.08	35.92	49.52	54.91	63.56	72.04	69.02	59.54	48.17	42.38	36.53
2007	30.08	20.65	40.88	44.03	60.60	66.92	68.00	68.44	63.41	57.52	39.47	31.10
2008	28.63	24.83	32.96	48.50	52.85	66.38	69.36	67.13	63.35	50.20	39.62	28.46
2009	19.78	29.81	38.18	46.28	56.36	64.97	64.81	67.13	61.70	48.52	44.30	30.26
2010	25.38	28.30	39.52	52.28	59.23	66.56	72.76	72.88	62.15	51.92	42.44	28.40
2011	23.38	27.50	34.44	46.22	57.61	66.08	72.59	68.49	58.94	51.51	44.27	35.83
2012	31.14	32.73	51.00	46.89	61.09	67.62	76.10	68.21	62.55	52.42	41.97	36.42
2013	29.30	26.50	31.62	44.72	60.07	65.85	70.21	68.28	63.09	53.30	39.02	27.85
2014	18.46	18.58	28.37	46.40	56.93	67.68	65.25	69.51	61.58	52.01	37.13	34.26
2015	23.80	16.73	33.81	48.15	59.58	65.97	68.65	68.35	66.50	52.56	46.16	40.68
2016	27.46	30.06	40.65	47.20	57.62	66.88	71.38	73.27	68.46	56.69	47.40	29.43
2017	30.57	37.16	36.06	50.54	55.58	68.99	71.17	68.12	65.63	56.25	40.90	29.22
2018	27.23	30.89	34.58	39.51	63.69	69.13	72.37	72.82	66.90	52.68	36.30	34.65
2019	25.73	30.00	33.57	47.61	55.35	65.77	73.93	68.99	67.52	51.94	36.80	35.38
2020	32.08	29.33	38.70	43.47	55.81	68.64	73.80	69.80	61.51	49.09	46.22	33.36
2021	29.27	21.63	41.03	47.29	55.88	69.26	70.47	72.91	65.89	58.01	40.78	36.71
2022	21.56	26.87	37.17	43.89	60.18	66.83	70.25	71.28	64.22	52.87	43.29	32.68
2023	34.66	34.35	37.81	50.21	58.18	65.99	70.33	69.86	65.56	54.68	42.75	39.15
2024	27.40	35.37	41.25	49.91	60.77	69.36	69.72	70.79	66.75	55.70	45.91	34.02
2025	24.48	26.55	41.80	46.52	54.42	70.88	74.13	70.26	65.63	55.86	42.02	29.27
2026	24.64	31.06	43.33	53.08	57.54	68.26	73.36	71.16	68.60	M	M	M
NCEI Climatology	27.80	29.95	37.35	47.70	58.55	67.75	72.80	71.55	65.45	54.85	42.70	33.25

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
2004	M	M	M	M	M	M	M	M	M	M	78.8%	72.7%
2005	74.4%	75.1%	67.3%	51.0%	62.8%	65.2%	67.8%	68.8%	65.7%	72.7%	70.8%	81.7%
2006	81.2%	72.4%	73.7%	64.8%	75.4%	72.2%	76.1%	78.9%	81.7%	73.5%	73.7%	76.6%
2007	78.9%	74.6%	67.6%	69.1%	62.1%	69.9%	71.2%	80.9%	71.3%	73.9%	76.0%	80.9%
2008	78.9%	80.9%	74.4%	68.1%	67.7%	74.5%	75.0%	76.4%	79.6%	71.4%	71.5%	77.7%
2009	75.5%	74.5%	64.5%	64.8%	62.9%	74.1%	73.1%	77.0%	79.9%	77.4%	73.9%	78.2%
2010	79.2%	78.9%	73.1%	62.8%	70.5%	78.9%	75.3%	74.5%	72.4%	69.1%	71.1%	76.1%
2011	74.6%	73.7%	73.2%	73.7%	72.5%	71.0%	77.6%	79.1%	80.4%	73.8%	72.5%	76.4%
2012	77.1%	76.5%	66.0%	67.4%	68.2%	66.9%	71.1%	74.9%	69.6%	72.8%	71.2%	79.2%
2013	75.1%	78.8%	73.6%	69.2%	67.0%	76.2%	75.8%	78.1%	75.3%	75.8%	70.4%	78.8%
2014	76.9%	74.7%	69.8%	63.5%	72.3%	81.2%	81.4%	84.5%	80.4%	75.6%	71.9%	76.7%
2015	74.5%	69.5%	65.9%	63.9%	71.3%	77.9%	74.6%	76.1%	76.3%	71.9%	67.5%	81.3%
2016	77.9%	77.3%	76.6%	67.5%	69.4%	71.0%	78.7%	81.2%	78.5%	80.9%	77.4%	75.7%
2017	83.8%	71.4%	72.8%	70.7%	70.7%	68.8%	78.5%	77.1%	74.6%	72.7%	69.0%	69.5%
2018	74.2%	73.3%	63.9%	65.2%	70.1%	76.8%	72.0%	78.3%	76.6%	74.2%	73.7%	77.4%
2019	75.4%	76.2%	68.1%	66.7%	76.2%	74.0%	74.0%	80.4%	84.6%	80.7%	76.8%	77.8%
2020	81.0%	72.2%	78.4%	73.0%	70.2%	72.7%	78.8%	75.0%	76.3%	73.2%	67.6%	74.3%
2021	79.1%	75.5%	64.5%	67.2%	67.5%	73.6%	79.4%	79.2%	73.7%	81.4%	67.9%	78.4%
2022	76.7%	76.7%	76.6%	69.4%	69.1%	68.7%	76.5%	76.6%	77.2%	67.5%	68.4%	74.4%
2023	80.2%	69.2%	68.4%	65.1%	66.4%	76.2%	83.7%	81.8%	79.6%	75.9%	66.0%	77.5%
2024	81.0%	69.1%	66.0%	66.8%	73.2%	73.9%	81.6%	79.0%	70.3%	64.0%	74.4%	75.3%
2025	66.4%	70.4%	61.8%	64.5%	72.6%	71.1%	76.2%	73.2%	71.6%	68.2%	67.2%	70.4%
2026	68.7%	67.1%	64.4%	69.6%	61.4%	70.9%	74.8%	79.3%	77.8%	M	M	M