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 (USC00415272) 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	0.60	2.41	1.45	2.53	3.70	0.50
2005	0.99	1.03	2.36	0.39	2.66	0.89	0.56	0.61	0.27	0.40	0.12	0.05
2006	1.67	0.47	1.06	1.34	5.03	1.56	1.02	0.34	0.35	1.40	0.00	1.71
2007	1.85	0.04	0.86	1.44	5.62	2.70	2.72	3.77	2.99	1.07	0.07	0.00
2008	0.00	0.04	1.44	2.22	2.89	0.24	0.93	1.97	0.02	1.33	0.15	0.00
2009	0.02	0.02	1.29	1.61	1.27	1.29	1.04	0.37	4.98	3.76	1.42	0.86
2010	0.00	0.20	0.96	0.98	0.50	0.61	3.07	0.01	2.16	0.12	0.00	0.28
2011	M	M	M	0.15	M	0.02	0.00	0.03	0.04	0.08	0.00	0.48
2012	1.29	0.03	1.71	0.08	M	1.56	3.44	0.56	2.76	1.03	0.00	0.08
2013	1.57	0.67	0.36	1.28	2.05	0.58	0.37	0.42	1.59	0.26	0.41	1.47
2014	0.01	M	0.22	0.43	4.71	2.58	0.67	0.40	3.02	0.61	1.58	0.30
2015	0.80	0.06	1.54	1.92	5.46	0.66	M	0.66	0.24	4.01	1.49	0.89
2016	0.03	0.65	2.29	1.89	5.39	2.26	0.02	1.30	3.80	0.05	1.71	0.71
2017	0.58	2.14	0.58	1.69	1.25	2.63	1.53	0.39	0.71	0.45	0.38	0.17
2018	0.26	0.44	0.51	0.21	0.36	0.31	0.29	0.12	0.67	9.42	0.25	1.18
2019	0.44	M	0.40	1.85	2.37	2.50	0.15	0.04	0.13	1.08	0.44	0.03
2020	1.26	0.83	2.59	1.86	2.71	0.10	0.04	0.60	3.91	0.69	0.48	1.16
2021	0.93	0.44	1.84	2.62	6.70	2.16	3.45	0.63	0.94	4.41	0.89	0.16
2022	0.73	0.32	0.00	0.00	0.00	0.32	0.00	0.00	0.00	0.00	0.00	0.00
2023	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2024	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M
2025	M	M	M	M	M	M	0.01	2.28	0.58	0.58	0.35	0.02
2026	0.21	0.15	1.96	4.65	6.60	2.36	2.04	0.52	0.07	M	M	M
NCEI Climatology	1.50	1.74	2.43	2.14	3.86	3.27	1.82	1.59	2.34	3.00	2.07	1.88

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	4.9	4.9	4.9	3.9	4.6	1.2	4.5
2005	5.6	5.0	6.4	7.1	5.4	5.4	4.3	2.9	4.9	4.6	4.4	4.9
2006	5.9	6.0	7.4	6.9	6.3	5.2	5.7	5.6	5.0	5.0	5.7	3.6
2007	5.0	4.1	3.6	6.2	4.7	4.5	3.1	4.3	2.6	4.0	4.4	5.2
2008	4.9	6.0	8.5	7.5	7.1	9.1	7.1	4.4	4.7	5.2	5.1	6.8
2009	5.6	7.3	8.0	7.9	5.8	6.8	5.3	5.6	4.7	6.0	3.8	4.6
2010	6.1	6.3	7.1	7.2	6.4	6.9	5.3	4.1	4.7	3.4	7.7	6.1
2011	6.2	8.1	8.2	9.7	8.7	8.6	5.6	4.6	4.4	5.2	6.0	4.8
2012	4.6	5.1	4.2	4.6	4.6	5.7	4.7	5.0	4.4	5.0	4.2	4.7
2013	5.2	6.4	6.0	7.0	6.7	5.6	4.0	2.7	3.0	4.4	4.3	3.7
2014	5.2	5.5	6.3	6.9	7.0	7.0	4.6	4.7	4.0	4.5	5.5	4.7
2015	4.3	4.6	4.3	5.3	5.8	4.3	6.6	4.5	3.4	4.1	4.4	3.5
2016	3.7	4.6	5.7	4.7	5.4	4.2	6.3	4.1	3.0	3.3	3.9	4.2
2017	5.0	3.3	5.3	6.3	5.4	5.2	3.7	4.0	3.6	3.6	3.0	3.5
2018	5.1	5.8	6.0	5.9	5.3	6.5	4.3	4.2	3.1	4.2	4.5	5.6
2019	5.2	5.1	5.7	6.1	6.1	5.0	5.4	4.8	5.0	5.1	4.4	3.6
2020	4.7	5.4	4.7	4.6	5.2	5.0	5.6	5.7	5.3	5.9	4.7	5.8
2021	6.0	6.8	8.1	7.0	6.4	4.8	4.1	4.9	4.1	5.0	4.4	4.3
2022	5.6	6.8	7.9	9.0	8.6	6.4	5.8	5.0	3.1	5.2	4.8	4.5
2023	6.8	7.0	7.3	7.0	4.8	5.7	5.6	6.0	4.8	5.7	3.9	4.5
2024	6.3	6.0	6.1	7.2	5.7	5.4	5.4	4.1	4.2	4.4	5.2	5.0
2025	5.9	6.4	7.9	7.7	6.5	6.3	3.3	3.2	3.1	4.5	4.2	4.7
2026	6.0	5.3	7.2	6.4	4.9	6.5	4.8	4.7	3.6	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	84.92	93.72	94.42	90.14	84.49	68.66	63.35
2005	64.11	63.69	71.14	79.34	84.26	93.44	95.87	95.52	96.50	82.28	77.42	65.33
2006	71.66	66.65	75.26	86.66	88.44	94.70	97.38	99.70	89.29	82.05	73.46	64.81
2007	54.88	68.26	71.60	73.98	82.40	89.13	88.28	94.07	89.30	84.66	72.38	66.14
2008	60.39	72.84	76.48	81.38	89.43	97.05	101.00	94.77	90.80	82.92	73.52	66.20
2009	67.01	73.34	75.61	79.52	86.64	96.68	99.53	100.75	86.24	77.41	71.60	56.27
2010	57.84	55.14	70.73	77.00	88.21	95.72	94.38	100.40	90.32	84.78	73.52	65.50
2011	60.32	65.61	79.16	89.72	89.61	100.28	101.62	104.58	96.62	83.39	71.66	59.41
2012	65.39	64.26	75.51	85.58	88.21	95.42	95.64	99.41	90.44	80.02	75.44	67.77
2013	63.47	69.09	74.68	78.44	85.77	96.50	95.75	98.72	92.78	80.77	65.18	59.12
2014	62.43	64.85	72.35	81.20	86.46	90.26	95.58	98.66	90.98	84.60	65.84	62.19
2015	57.26	60.93	69.57	79.10	82.81	91.16	97.96	100.28	94.76	86.46	68.96	67.77
2016	61.51	70.86	74.91	78.92	83.56	92.30	99.76	94.01	90.50	85.30	70.35	56.30
2017	65.77	74.30	77.58	81.02	86.64	93.86	98.08	93.32	90.38	82.34	76.43	61.84
2018	61.32	66.20	77.46	81.02	92.15	97.46	100.52	99.41	86.00	77.64	69.50	63.47
2019	63.12	67.61	69.63	80.12	84.20	92.72	97.03	101.74	98.12	81.30	70.40	67.87
2020	66.32	63.84	75.43	78.38	88.38	93.08	99.41	100.52	85.04	82.11	75.02	65.50
2021	61.44	57.89	73.69	76.82	81.47	90.68	91.92	94.71	94.16	83.50	71.06	75.84
2022	60.39	60.54	74.79	85.28	95.93	97.93	102.26	97.44	92.36	83.74	65.96	60.99
2023	51.20	67.29	75.20	79.58	85.42	97.64	102.84	105.34	96.68	81.88	68.18	66.55
2024	57.03	69.86	73.86	81.08	87.05	93.62	94.94	99.82	89.18	89.31	76.88	69.45
2025	56.39	67.04	80.72	83.90	89.89	92.24	94.18	95.58	92.06	88.26	77.18	70.03
2026	63.26	75.93	82.29	79.57	84.00	92.20	94.50	100.94	97.07	M	M	M
NCEI Climatology	62.20	66.09	72.82	80.00	86.09	92.81	96.30	96.80	90.50	81.61	71.19	63.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	M	M	79.16	70.61	69.57	65.60	62.37	46.76	34.85
2005	41.87	43.89	44.66	52.88	61.90	69.02	72.12	71.60	68.48	55.28	44.48	33.22
2006	36.82	37.27	52.15	60.32	63.30	68.42	72.53	74.39	66.88	56.62	45.68	37.23
2007	35.89	38.00	46.51	52.51	64.69	70.13	71.24	72.01	67.94	54.99	46.70	34.73
2008	33.22	37.83	46.40	53.48	64.40	73.65	76.40	72.12	62.90	52.38	42.44	35.95
2009	32.99	41.96	50.23	52.28	64.05	70.52	73.69	72.35	66.02	55.81	43.82	34.21
2010	34.55	36.04	42.39	55.64	64.63	72.80	74.21	74.15	68.24	51.57	44.54	35.14
2011	33.48	38.68	49.03	59.00	63.26	72.62	76.25	76.71	65.06	55.81	45.32	40.19
2012	37.28	41.21	52.97	56.84	65.73	70.46	71.77	72.18	64.70	56.15	43.58	37.40
2013	36.65	39.97	43.09	51.74	60.74	70.88	71.14	72.92	67.52	56.85	42.20	33.28
2014	30.03	35.99	42.68	54.50	60.22	71.30	70.73	71.60	68.84	59.60	40.34	43.03
2015	34.38	36.44	46.23	57.32	64.63	69.62	72.53	72.41	67.82	58.54	48.80	37.98
2016	34.38	39.26	48.72	55.34	61.79	70.10	74.33	73.17	68.30	57.84	54.38	41.30
2017	38.39	45.56	52.67	56.30	60.45	70.58	72.47	72.30	64.28	52.44	49.20	37.77
2018	31.84	42.74	49.77	49.88	66.66	74.12	73.69	72.82	70.04	58.48	40.52	37.23
2019	37.05	42.93	47.91	53.96	65.45	70.52	71.89	74.97	71.90	54.47	41.90	35.71
2020	41.75	38.64	55.46	52.94	61.96	69.08	74.27	73.11	63.74	52.21	44.90	32.23
2021	35.14	34.35	46.17	53.12	62.83	69.26	70.50	71.77	64.64	57.49	43.22	45.01
2022	30.49	29.04	40.54	58.58	67.54	72.02	74.10	72.99	65.48	53.08	44.48	40.19
2023	32.00	38.11	50.00	53.78	63.18	71.30	75.32	75.26	70.94	57.32	44.96	37.81
2024	31.88	43.23	50.29	57.50	67.19	72.26	71.95	71.72	64.88	57.66	46.10	42.28
2025	30.32	37.79	48.78	56.78	62.89	69.92	69.96	70.55	63.68	56.74	46.70	37.57
2026	30.74	40.32	51.52	60.40	61.13	72.23	72.12	71.00	71.97	M	M	M
NCEI Climatology	33.60	38.72	45.60	53.41	63.50	70.40	72.80	72.39	65.61	54.90	43.59	35.41

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	82.04	82.17	81.99	77.87	73.43	57.71	49.10
2005	52.99	53.79	57.90	66.11	73.08	81.23	84.00	83.56	82.49	68.78	60.95	49.27
2006	54.24	51.96	63.70	73.49	75.87	81.56	84.95	87.05	78.09	69.34	59.57	51.02
2007	45.38	53.13	59.05	63.24	73.55	79.63	79.76	83.04	78.62	69.83	59.54	50.44
2008	46.81	55.34	61.44	67.43	76.91	85.35	88.70	83.45	76.85	67.65	57.98	51.07
2009	50.00	57.65	62.92	65.90	75.35	83.60	86.61	86.55	76.13	66.61	57.71	45.24
2010	46.20	45.59	56.56	66.32	76.42	84.26	84.29	87.28	79.28	68.17	59.03	50.32
2011	46.90	52.14	64.10	74.36	76.44	86.45	88.93	90.65	80.84	69.60	58.49	49.80
2012	51.34	52.73	64.24	71.21	76.97	82.94	83.71	85.80	77.57	68.09	59.51	52.58
2013	50.06	54.53	58.88	65.09	73.25	83.69	83.45	85.67	80.15	68.81	53.69	46.20
2014	46.23	50.42	57.52	67.85	73.34	80.78	83.15	85.13	79.91	72.10	53.09	52.61
2015	45.82	48.68	57.90	68.21	73.72	80.39	85.25	86.35	81.29	72.50	58.88	52.87
2016	47.94	55.06	61.82	67.13	72.67	81.20	87.05	83.59	79.40	71.57	62.37	48.80
2017	52.08	59.93	65.13	68.66	73.55	82.22	85.27	82.81	77.33	67.39	62.82	49.81
2018	46.58	54.47	63.62	65.45	79.41	85.79	87.10	86.12	78.02	68.06	55.01	50.35
2019	50.09	55.27	58.77	67.04	74.82	81.62	84.46	88.35	85.01	67.88	56.15	51.79
2020	54.04	51.24	65.45	65.66	75.17	81.08	86.84	86.81	74.39	67.16	59.96	48.87
2021	48.29	46.12	59.93	64.97	72.15	79.97	81.21	83.24	79.40	70.50	57.14	60.42
2022	45.44	44.79	57.66	71.93	81.73	84.97	88.18	85.22	78.92	68.41	55.22	50.59
2023	41.60	52.70	62.60	66.68	74.30	84.47	89.08	90.30	83.81	69.60	56.57	52.18
2024	44.45	56.55	62.08	69.29	77.12	82.94	83.45	85.77	77.03	73.49	61.49	55.86
2025	43.35	52.41	64.75	70.34	76.39	81.08	82.07	83.07	77.87	72.50	61.94	53.80
2026	47.00	58.12	66.90	69.98	72.56	82.22	83.31	85.97	84.52	M	M	M
NCEI Climatology	47.90	52.41	59.21	66.70	74.80	81.60	84.55	84.60	78.05	68.25	57.39	49.50

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	68.3%	68.2%	65.5%	68.2%	77.1%	79.1%	66.8%
2005	72.6%	76.4%	65.8%	61.0%	71.9%	65.2%	67.2%	66.3%	59.9%	64.2%	55.0%	51.3%
2006	49.5%	62.0%	63.1%	64.9%	69.7%	60.8%	64.9%	59.1%	67.1%	71.7%	67.9%	69.9%
2007	81.0%	65.2%	63.4%	78.8%	84.8%	83.3%	89.4%	80.7%	84.5%	74.7%	76.4%	74.5%
2008	71.3%	64.7%	70.9%	72.1%	73.7%	68.0%	70.4%	71.5%	54.4%	61.9%	61.2%	55.2%
2009	54.7%	51.4%	59.3%	58.1%	69.4%	57.0%	53.6%	49.5%	72.6%	76.0%	74.1%	73.1%
2010	71.4%	74.0%	63.3%	69.9%	66.2%	65.5%	70.8%	54.1%	70.4%	55.0%	56.2%	57.6%
2011	65.4%	60.8%	56.4%	50.2%	58.2%	48.4%	46.4%	41.5%	37.6%	57.9%	62.5%	73.9%
2012	65.7%	68.2%	77.0%	62.6%	67.7%	60.8%	65.9%	54.1%	62.0%	67.3%	61.5%	60.3%
2013	69.3%	57.0%	54.4%	65.4%	66.2%	56.3%	57.6%	53.8%	65.1%	71.5%	72.8%	73.1%
2014	55.2%	66.9%	59.1%	56.1%	59.6%	70.2%	61.0%	55.0%	68.6%	65.0%	67.0%	77.1%
2015	71.7%	71.1%	76.1%	73.0%	81.1%	72.6%	57.0%	52.0%	55.7%	56.2%	73.0%	72.7%
2016	69.0%	58.3%	67.7%	71.5%	76.4%	75.0%	63.0%	75.1%	81.3%	78.6%	88.0%	93.6%
2017	64.2%	64.6%	67.1%	68.5%	64.9%	66.4%	60.1%	67.1%	65.0%	62.8%	68.8%	73.8%
2018	58.6%	72.5%	60.0%	57.3%	62.1%	59.3%	51.1%	53.7%	79.8%	80.5%	68.6%	69.3%
2019	69.4%	69.4%	60.7%	65.3%	75.3%	67.6%	58.1%	54.0%	55.7%	60.1%	69.2%	64.3%
2020	68.6%	69.9%	75.6%	70.6%	65.5%	62.3%	56.5%	49.1%	72.5%	63.3%	65.7%	62.1%
2021	66.0%	68.6%	59.5%	64.6%	75.8%	73.0%	73.3%	66.6%	56.2%	66.7%	67.9%	70.9%
2022	57.1%	60.7%	45.8%	53.0%	54.7%	50.0%	48.4%	59.0%	60.5%	53.7%	72.7%	69.0%
2023	74.6%	61.1%	58.6%	61.4%	73.0%	61.0%	44.9%	39.5%	54.8%	62.2%	74.9%	69.6%
2024	67.4%	64.6%	70.2%	67.3%	76.9%	69.7%	65.4%	58.3%	68.0%	54.9%	64.1%	64.8%
2025	58.8%	65.9%	48.6%	60.3%	62.0%	68.9%	66.3%	66.8%	62.1%	56.1%	66.1%	65.8%
2026	57.2%	58.3%	59.3%	73.5%	74.7%	71.1%	65.3%	52.5%	59.1%	M	M	M