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 (USC00366370) 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
2003	M	1.79	1.83	1.40	2.32	4.38	1.72	1.71	1.63	3.48	3.25	3.08
2004	0.88	1.33	2.00	3.65	1.67	1.23	4.64	1.51	1.02	0.05	0.00	0.25
2005	2.50	0.80	2.36	2.99	0.52	1.59	3.98	1.32	0.60	5.59	1.59	1.44
2006	2.66	0.71	0.64	3.13	2.18	5.69	2.52	3.67	3.60	2.46	4.23	1.45
2007	1.83	0.47	1.97	5.26	0.50	2.39	1.84	2.16	0.25	5.60	1.12	2.30
2008	1.30	2.49	2.12	2.78	2.69	1.24	2.39	0.81	3.62	1.71	2.02	2.52
2009	0.96	0.23	0.47	2.55	5.36	9.25	4.42	13.40	5.10	5.48	1.45	4.64
2010	2.23	1.78	5.96	2.24	2.77	1.67	4.12	1.94	3.35	5.63	1.54	1.85
2011	2.08	1.87	4.13	3.95	3.64	1.50	1.63	12.18	8.29	3.16	0.00	0.00
2012	0.26	0.61	0.75	0.69	3.33	0.85	1.91	3.32	3.59	3.38	0.72	3.90
2013	1.97	0.92	1.42	1.82	2.31	5.12	0.98	4.68	0.22	0.07	2.17	3.09
2014	1.82	2.73	2.46	4.67	4.67	3.99	1.97	1.38	0.97	2.83	3.09	2.30
2015	3.20	1.08	3.78	2.12	0.29	5.81	2.72	1.86	2.62	0.10	M	M
2016	M	M	0.86	1.66	4.14	1.68	4.89	1.25	2.57	1.43	2.31	2.06
2017	1.40	1.02	2.53	1.07	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	1.97	6.79	5.05	4.62	1.39	5.81	1.35	4.31
2020	2.56	2.71	4.02	3.95	2.91	3.52	3.87	2.99	0.52	0.51	4.68	4.29
2021	1.62	4.44	4.71	1.37	3.67	3.96	3.95	3.95	1.86	2.55	1.27	0.88
2022	2.76	2.25	2.82	6.40	4.44	0.97	1.67	1.91	3.72	0.05	0.16	M
2023	0.07	0.21	0.11	0.10	M	0.07	7.62	2.34	6.32	1.34	3.12	8.61
2024	5.67	1.25	6.65	3.78	3.08	2.07	2.20	4.02	0.93	M	1.97	3.04
2025	0.33	1.22	5.32	2.76	9.21	3.15	5.73	1.24	3.15	4.43	2.73	3.81
2026	2.17	0.90	2.62	1.61	0.98	3.68	3.22	10.14	M	M	M	M
NCEI Climatology	3.66	3.08	4.41	3.90	4.25	4.20	4.70	4.98	4.91	4.32	3.61	4.73

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	4.6	5.8	5.2	6.7	4.8	3.8	4.5	3.1	4.7	4.0	4.8	6.5
2004	6.8	5.1	5.8	6.3	5.0	4.0	3.7	3.4	3.3	3.2	4.2	5.3
2005	4.9	4.3	5.8	5.7	4.4	4.9	3.3	3.1	3.4	4.4	5.4	4.6
2006	5.6	6.3	5.9	5.3	4.6	3.6	3.0	3.3	3.4	4.4	4.1	5.1
2007	5.2	7.0	5.8	6.2	4.2	3.6	3.1	2.9	3.1	3.4	4.0	5.0
2008	4.9	5.6	6.4	5.9	5.4	3.8	3.2	2.8	3.5	3.7	4.4	5.9
2009	5.2	5.9	5.2	6.6	4.6	3.4	3.6	2.4	3.3	4.3	4.7	6.2
2010	6.2	6.5	6.4	4.9	5.0	4.1	3.3	3.4	4.4	4.5	5.4	7.5
2011	5.7	7.4	7.0	7.5	5.7	5.1	3.7	3.2	3.3	1.3	3.6	4.1
2012	6.0	5.1	5.6	5.2	4.2	4.0	3.4	2.5	3.1	3.5	3.9	5.0
2013	4.7	5.9	6.6	6.3	4.8	2.9	2.0	2.9	2.6	3.7	4.6	3.3
2014	4.3	3.1	4.7	5.3	3.4	3.2	3.5	2.2	2.4	3.2	3.4	3.6
2015	4.1	4.4	3.3	5.4	3.9	4.3	2.4	2.6	2.6	3.1	3.0	3.3
2016	4.1	4.6	4.8	4.3	3.3	3.7	2.9	3.0	3.3	3.2	3.2	4.0
2017	4.3	4.7	6.1	4.9	4.7	4.2	2.9	2.3	2.4	3.3	3.3	3.0
2018	4.3	3.9	5.2	5.6	3.9	3.7	3.3	2.8	2.8	3.3	4.3	3.4
2019	4.5	4.0	4.8	5.3	4.6	5.3	3.7	3.2	3.7	4.9	5.0	5.2
2020	5.6	5.5	6.4	7.2	6.4	4.6	4.0	4.0	3.6	4.1	5.0	5.8
2021	5.5	5.5	6.3	5.2	5.3	5.2	4.1	3.6	5.3	5.1	4.4	4.6
2022	5.9	6.0	6.9	7.2	5.7	4.6	4.8	4.4	4.1	4.0	5.3	6.0
2023	6.2	5.8	6.7	6.6	4.8	4.9	3.8	3.9	4.1	3.6	4.3	4.3
2024	5.7	4.7	6.7	6.5	4.7	5.4	4.2	4.5	4.3	3.7	5.7	5.3
2025	6.7	6.5	7.6	7.0	6.1	4.8	3.8	3.9	3.6	5.2	5.6	6.1
2026	6.1	5.8	6.7	6.1	6.1	4.9	4.4	3.3	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
2003	32.22	36.24	53.25	60.08	65.30	76.58	83.79	86.00	77.72	66.26	58.94	41.70
2004	30.90	41.81	56.45	67.52	77.70	78.80	82.34	80.95	76.70	62.19	55.46	43.79
2005	37.17	42.54	45.59	65.72	67.25	80.30	83.15	87.86	82.64	63.18	56.72	38.21
2006	46.75	41.13	50.87	64.10	71.43	82.33	86.57	83.45	73.34	64.28	58.22	50.46
2007	44.02	34.57	53.48	59.18	76.59	80.24	83.27	83.39	79.70	71.95	51.56	41.00
2008	41.81	43.30	51.63	64.64	69.10	84.14	85.71	81.47	72.26	59.52	47.84	44.02
2009	33.63	44.15	51.09	64.31	72.84	77.14	82.23	83.51	73.85	62.77	57.51	42.17
2010	39.20	37.34	56.84	68.10	75.36	85.26	88.68	85.01	80.48	66.26	54.57	37.77
2011	34.15	44.33	50.41	64.46	74.45	82.22	90.94	83.33	77.00	65.21	59.60	50.93
2012	45.53	47.64	61.44	64.64	76.48	81.98	88.73	84.78	77.00	65.78	51.02	48.37
2013	42.68	40.29	48.02	63.02	72.69	78.71	85.46	79.03	74.54	66.49	52.94	44.89
2014	37.64	37.91	46.63	63.44	75.07	82.22	85.01	81.76	78.44	66.32	51.26	45.47
2015	36.18	32.84	45.99	64.58	79.90	80.54	84.84	85.48	81.80	65.56	60.14	56.85
2016	38.97	42.12	56.68	60.02	67.88	80.18	85.42	85.07	78.50	65.39	53.53	41.58
2017	43.25	48.89	46.28	65.24	67.25	79.40	82.52	78.57	75.98	69.10	52.88	38.62
2018	37.75	47.36	43.61	56.18	73.92	78.14	83.56	82.40	74.96	62.95	46.94	43.73
2019	36.94	40.49	47.27	64.76	71.63	80.28	87.81	83.41	79.50	67.85	50.30	43.71
2020	44.33	46.67	55.56	58.03	69.07	81.92	88.22	83.78	76.33	65.33	60.11	44.05
2021	39.71	36.91	54.61	63.68	72.94	82.71	85.57	85.03	75.58	68.27	53.26	49.08
2022	36.58	46.16	53.68	60.81	74.33	80.80	87.70	87.17	77.20	63.40	57.36	42.00
2023	46.20	49.39	51.53	66.92	72.31	78.71	86.38	81.92	76.93	68.47	53.28	47.90
2024	40.68	46.14	55.04	63.98	73.36	85.25	88.32	83.47	76.94	71.02	58.09	42.96
2025	34.63	40.76	58.12	64.29	71.20	81.13	87.58	81.29	79.21	66.47	53.16	39.02
2026	34.99	37.64	56.84	67.63	73.22	83.48	86.38	83.77	M	M	M	M
NCEI Climatology	41.69	43.60	52.11	64.80	74.81	84.00	88.80	86.51	80.00	68.40	56.80	46.29

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	16.93	21.26	32.35	39.80	49.28	58.82	65.15	68.99	61.22	45.53	40.46	27.88
2004	18.18	26.04	39.61	47.18	57.14	59.00	63.53	63.59	56.90	43.73	35.48	27.88
2005	23.23	26.02	28.86	42.20	44.19	60.26	64.05	69.57	59.66	46.34	34.76	24.05
2006	29.62	24.41	32.12	39.98	48.49	60.45	68.47	63.35	54.44	42.34	40.52	32.75
2007	29.79	21.26	33.10	40.94	51.45	59.66	62.83	63.30	54.74	49.88	33.74	28.69
2008	25.15	24.61	32.81	43.34	47.04	61.64	64.57	58.88	52.58	37.52	33.98	29.27
2009	20.68	26.28	32.58	42.66	51.58	59.78	61.76	65.30	54.89	44.29	39.66	27.28
2010	24.41	24.55	37.48	43.12	53.98	63.56	66.61	63.77	56.62	45.07	34.79	24.16
2011	19.19	24.78	32.57	44.61	53.83	61.04	68.41	63.76	60.44	45.70	39.74	33.05
2012	29.33	31.38	41.29	41.78	57.20	60.44	68.46	64.92	56.72	48.20	32.78	34.44
2013	27.94	27.89	32.60	42.98	51.54	59.99	68.48	61.26	50.66	44.31	32.96	29.50
2014	19.40	21.91	29.04	41.18	54.80	61.82	64.81	59.93	55.76	47.10	33.56	33.10
2015	22.36	16.06	28.57	42.08	55.17	63.02	66.43	61.90	57.92	42.34	38.96	41.64
2016	21.49	26.48	35.19	37.94	49.13	58.04	65.15	64.17	54.98	43.38	34.85	28.05
2017	32.23	31.03	29.74	44.96	48.61	58.04	64.23	59.29	54.08	46.57	32.00	24.57
2018	20.04	30.26	30.61	36.32	53.14	58.52	63.59	65.04	60.38	45.70	32.66	29.50
2019	23.12	26.54	30.08	44.06	53.51	60.29	67.07	63.49	55.96	47.08	29.18	28.01
2020	27.89	29.38	36.73	39.29	48.83	59.93	67.63	65.19	54.21	45.49	36.30	27.37
2021	25.87	23.80	33.25	41.24	49.04	61.38	65.42	65.85	62.13	52.87	30.52	32.44
2022	18.94	23.51	32.96	40.42	52.99	57.91	66.52	64.46	55.75	41.86	36.31	25.14
2023	30.90	28.77	32.27	43.93	45.65	56.19	66.60	62.33	56.74	45.63	29.59	32.53
2024	26.58	27.30	36.17	42.40	53.65	62.13	67.63	63.09	55.56	41.77	36.99	25.81
2025	19.66	24.82	35.08	42.70	52.47	62.20	68.36	58.15	56.34	43.08	33.01	22.41
2026	18.49	20.13	34.94	42.19	51.14	60.15	65.36	64.45	M	M	M	M
NCEI Climatology	22.60	24.80	31.60	41.50	52.09	62.00	66.60	65.20	57.60	44.61	35.09	28.30

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2003	24.58	28.75	42.80	49.94	57.29	67.70	74.47	77.49	69.47	55.89	49.70	34.79
2004	24.54	33.92	48.03	57.35	67.42	68.90	72.94	72.27	66.80	52.96	45.47	35.83
2005	30.20	34.28	37.23	53.96	55.72	70.28	73.60	78.71	71.15	54.76	45.74	31.13
2006	38.18	32.77	41.49	52.04	59.96	71.39	77.52	73.40	63.89	53.31	49.37	41.61
2007	36.91	27.92	43.29	50.06	64.02	69.95	73.05	73.34	67.22	60.92	42.65	34.85
2008	33.48	33.96	42.22	53.99	58.07	72.89	75.14	70.18	62.42	48.52	40.91	36.65
2009	27.15	35.21	41.84	53.48	62.21	68.46	71.99	74.41	64.37	53.53	48.59	34.72
2010	31.80	30.95	47.16	55.61	64.67	74.41	77.65	74.39	68.55	55.67	44.68	30.96
2011	26.67	34.55	41.49	54.54	64.14	71.63	79.67	73.55	68.72	55.46	49.67	41.99
2012	37.43	39.51	51.36	53.21	66.84	71.21	78.60	74.85	66.86	56.99	41.90	41.41
2013	35.31	34.09	40.31	53.00	62.12	69.35	76.97	70.15	62.60	55.40	42.95	37.20
2014	28.52	29.91	37.84	52.31	64.93	72.02	74.91	70.85	67.10	56.71	42.41	39.29
2015	29.27	24.45	37.28	53.33	67.54	71.78	75.64	73.69	69.86	53.95	49.55	49.25
2016	30.23	34.30	45.94	48.98	58.51	69.11	75.29	74.62	66.74	54.38	44.19	34.82
2017	37.74	39.96	38.01	55.10	57.93	68.72	73.37	68.93	65.03	57.84	42.44	31.59
2018	28.89	38.81	37.11	46.25	63.53	68.33	73.57	73.72	67.67	54.33	39.80	36.62
2019	30.03	33.51	38.68	54.41	62.57	70.28	77.44	73.45	67.73	57.47	39.74	35.86
2020	36.11	38.03	46.15	48.66	58.95	70.92	77.92	74.48	65.27	55.41	48.21	35.71
2021	32.79	30.35	43.93	52.46	60.99	72.04	75.50	75.44	68.86	60.57	41.89	40.76
2022	27.76	34.84	43.32	50.61	63.66	69.35	77.11	75.82	66.48	52.63	46.83	33.57
2023	38.55	39.08	41.90	55.42	58.98	67.45	76.49	72.12	66.84	57.05	41.44	40.22
2024	33.63	36.72	45.61	53.19	63.50	73.69	77.97	73.28	66.25	56.40	47.54	34.39
2025	27.14	32.79	46.60	53.49	61.84	71.66	77.97	69.72	67.78	54.77	43.08	30.71
2026	26.74	28.89	45.89	54.91	62.18	71.81	75.87	74.11	M	M	M	M
NCEI Climatology	32.15	34.20	41.85	53.15	63.45	73.00	77.70	75.85	68.80	56.50	45.95	37.30

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
2003	64.1%	68.1%	69.2%	65.6%	75.2%	73.5%	69.1%	67.1%	67.3%	61.7%	66.2%	68.2%
2004	61.5%	60.5%	66.2%	64.4%	70.6%	69.7%	75.6%	79.5%	81.6%	79.5%	73.5%	72.0%
2005	73.7%	69.4%	66.7%	60.1%	65.2%	72.3%	74.3%	61.8%	54.9%	76.0%	67.1%	69.5%
2006	71.4%	60.8%	53.2%	58.3%	61.4%	70.4%	74.2%	70.0%	77.6%	71.1%	73.8%	68.1%
2007	69.1%	56.8%	47.4%	51.6%	45.7%	57.1%	55.6%	65.1%	72.3%	81.6%	76.1%	81.3%
2008	64.0%	70.3%	59.3%	63.0%	67.4%	66.0%	70.1%	68.2%	90.1%	88.5%	82.7%	73.3%
2009	63.8%	61.1%	61.6%	60.7%	71.9%	80.2%	73.1%	80.6%	79.2%	78.7%	75.0%	69.3%
2010	65.4%	68.2%	64.5%	61.1%	67.3%	66.6%	67.5%	72.0%	67.6%	71.2%	71.2%	65.0%
2011	69.5%	62.1%	61.9%	68.9%	74.4%	69.3%	66.3%	77.1%	84.0%	76.0%	73.8%	75.5%
2012	67.2%	67.2%	66.2%	55.8%	74.5%	66.4%	65.7%	74.6%	76.2%	77.6%	71.0%	78.9%
2013	71.0%	69.8%	64.2%	60.1%	68.9%	71.5%	74.8%	78.0%	75.6%	77.2%	63.9%	73.8%
2014	66.0%	67.6%	57.0%	58.8%	66.9%	68.2%	70.8%	74.5%	76.2%	74.8%	67.2%	75.9%
2015	66.8%	61.8%	65.6%	59.2%	64.6%	76.1%	75.0%	71.5%	76.0%	74.7%	72.8%	80.7%
2016	67.8%	70.1%	63.9%	63.7%	75.4%	68.7%	75.6%	77.5%	75.8%	78.5%	75.7%	72.0%
2017	80.2%	64.0%	62.8%	68.6%	75.7%	72.9%	80.9%	82.5%	82.0%	81.0%	75.5%	70.9%
2018	70.3%	79.6%	67.4%	67.2%	78.5%	76.5%	78.4%	86.2%	90.5%	83.1%	78.5%	81.8%
2019	69.5%	72.1%	65.9%	66.7%	78.5%	72.1%	76.8%	79.5%	77.8%	78.7%	68.8%	77.9%
2020	70.8%	68.9%	67.1%	65.5%	66.9%	70.9%	76.5%	81.1%	79.0%	82.9%	73.5%	73.3%
2021	68.6%	71.8%	59.4%	61.3%	63.9%	74.4%	77.4%	80.7%	75.6%	79.9%	72.5%	71.3%
2022	65.8%	67.8%	63.9%	62.1%	73.5%	70.7%	70.8%	71.8%	75.0%	79.9%	71.5%	72.7%
2023	73.1%	64.7%	62.9%	65.5%	61.8%	72.4%	76.9%	76.5%	79.8%	74.4%	69.7%	76.8%
2024	73.2%	66.5%	64.2%	67.9%	74.6%	64.6%	72.1%	75.2%	76.8%	63.2%	66.2%	71.4%
2025	60.7%	62.2%	58.1%	61.8%	74.8%	76.2%	76.2%	73.1%	75.3%	72.4%	67.6%	66.3%
2026	62.9%	67.3%	67.3%	66.7%	61.5%	66.1%	73.9%	79.8%	M	M	M	M