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 (USC00412786) 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	M
2005	M	10.50	1.47	8.31	9.39	4.41	3.62	1.07	4.39	8.54	1.41	0.69
2006	22.35	0.65	0.61	1.38	9.95	79.21	6.33	1.53	2.97	7.44	0.24	2.97
2007	3.89	0.20	3.07	0.85	3.26	1.68	10.19	15.13	2.36	3.14	1.65	0.81
2008	1.51	1.18	1.14	0.97	6.37	1.09	37.79	10.95	1.37	0.84	2.18	0.08
2009	0.03	0.73	1.58	28.93	0.54	0.36	2.29	9.40	4.54	6.34	1.37	1.42
2010	0.56	0.50	20.78	0.18	2.47	6.96	26.48	4.18	3.69	0.05	0.67	1.61
2011	0.61	0.20	0.84	0.01	0.70	2.50	1.35	0.54	1.84	1.93	1.48	1.63
2012	2.70	2.09	2.62	0.96	1.16	2.84	6.21	1.50	0.37	0.49	0.33	0.00
2013	0.22	0.00	0.00	0.38	0.00	0.05	3.78	1.68	3.53	2.52	1.66	0.17
2014	0.59	0.40	0.41	0.73	4.33	0.93	1.26	1.95	3.27	0.97	1.88	1.28
2015	0.52	0.20	2.49	4.76	3.66	0.29	0.15	2.45	4.82	7.05	1.20	1.37
2016	0.72	0.89	2.11	3.82	4.27	5.47	2.82	10.07	1.87	0.04	0.80	0.78
2017	1.03	1.87	2.79	2.20	2.96	1.87	0.27	8.58	2.98	1.95	0.38	1.38
2018	1.03	1.83	1.91	1.05	1.98	6.90	1.49	1.81	7.85	4.93	1.30	4.59
2019	2.03	2.83	0.27	1.57	9.03	10.54	3.08	3.55	3.55	2.95	3.36	0.46
2020	2.55	0.39	0.48	2.86	4.95	4.84	3.81	2.04	8.11	0.75	4.25	6.85
2021	0.58	0.13	1.99	3.61	10.07	3.76	5.32	2.70	1.04	2.58	2.46	0.80
2022	2.49	0.29	1.73	0.43	2.83	0.75	1.11	7.14	1.22	1.53	6.70	1.39
2023	0.38	0.03	0.07	0.14	0.11	0.02	0.02	0.09	0.19	0.09	0.16	0.03
2024	0.21	0.09	0.11	0.06	0.08	0.09	6.12	0.05	0.34	0.79	2.06	0.03
2025	0.02	1.53	0.97	0.29	3.10	3.91	1.26	M	M	M	M	M
NCEI Climatology	3.13	2.03	2.81	3.09	4.79	4.89	4.30	3.92	5.71	5.59	5.69	3.73

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	13.9	6.7
2005	8.6	7.4	7.6	8.8	5.9	5.7	4.5	3.8	5.8	5.9	6.5	7.6
2006	8.9	9.2	9.5	8.7	7.9	4.9	4.7	4.6	5.6	6.3	7.8	7.3
2007	8.6	8.2	9.2	7.7	6.5	5.7	4.2	3.8	3.9	5.2	6.1	7.6
2008	8.4	8.7	10.5	8.7	8.6	7.2	4.6	3.4	3.9	4.2	6.3	9.9
2009	9.1	10.7	9.3	10.9	7.7	7.5	7.5	6.0	5.2	8.2	5.3	7.2
2010	8.2	8.8	8.5	9.4	7.8	5.9	4.6	3.8	4.5	5.2	9.1	9.1
2011	8.4	11.5	9.9	12.7	11.6	8.5	5.8	5.5	6.2	5.8	9.1	8.4
2012	8.5	7.9	6.8	8.8	6.9	5.4	4.8	5.9	5.3	6.7	5.9	8.4
2013	9.0	8.4	9.7	9.8	9.5	6.1	5.6	5.3	5.8	5.9	7.8	7.6
2014	8.6	9.1	9.6	10.0	9.2	7.8	4.7	5.8	5.2	5.7	8.3	7.4
2015	7.2	8.6	7.7	7.5	8.6	5.3	6.3	4.9	4.2	6.8	7.0	7.8
2016	7.0	8.2	9.8	7.7	7.2	4.4	6.6	4.6	3.7	4.7	5.8	8.2
2017	8.7	8.9	8.7	8.5	7.8	5.6	4.7	4.7	4.4	5.0	6.0	6.3
2018	6.6	8.6	8.4	7.7	6.2	6.2	3.8	4.9	3.2	5.6	5.6	6.5
2019	6.2	6.9	6.7	7.2	7.0	5.6	6.0	5.2	5.5	7.4	7.3	6.8
2020	8.2	9.3	9.6	7.9	7.3	6.3	6.5	5.2	7.1	5.9	6.2	7.3
2021	7.7	9.2	8.9	8.8	8.6	5.1	4.2	4.3	4.9	5.7	5.7	8.2
2022	8.1	9.1	9.5	10.6	9.2	6.3	6.7	5.7	3.4	5.9	7.6	7.4
2023	8.3	9.1	9.4	8.3	5.0	7.2	6.4	6.8	5.2	7.4	6.0	6.5
2024	8.7	9.2	7.9	8.9	7.8	5.9	4.7	3.7	5.3	4.9	6.5	6.4
2025	7.1	8.8	9.4	10.0	8.5	6.0	5.4	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
2004	M	M	M	M	M	M	M	M	M	M	67.64	65.04
2005	66.29	65.81	71.97	78.52	84.54	91.99	92.14	93.43	93.62	82.40	75.44	64.17
2006	69.92	67.55	74.83	84.27	88.55	91.46	87.68	90.35	87.44	89.75	76.28	65.04
2007	60.92	64.79	74.10	74.72	83.21	87.80	89.08	95.93	93.26	82.69	70.82	67.42
2008	59.75	72.22	74.39	81.08	87.39	94.40	93.03	91.57	88.46	82.28	74.48	66.37
2009	67.65	73.14	74.51	79.34	88.41	96.98	98.97	98.29	87.86	81.08	74.88	59.20
2010	61.49	59.59	72.69	81.86	90.70	93.70	93.17	100.97	93.35	87.82	75.67	69.97
2011	63.39	68.14	77.77	86.12	89.00	95.90	97.61	100.69	95.84	84.61	76.70	65.97
2012	69.92	67.19	76.94	82.34	87.03	92.42	90.70	95.23	90.14	82.63	75.86	69.39
2013	64.11	68.68	73.28	76.38	84.31	93.06	93.20	94.76	92.02	81.79	68.58	61.01
2014	61.99	63.96	68.29	78.35	83.03	89.78	93.35	94.41	89.10	84.93	67.27	65.52
2015	58.01	63.12	69.32	79.31	84.44	88.80	94.27	95.06	89.65	86.68	74.86	70.73
2016	64.79	72.83	77.65	81.98	85.49	93.22	95.81	92.46	89.25	87.21	78.51	66.26
2017	69.20	75.86	77.91	81.74	85.45	88.80	94.93	92.21	89.67	82.98	77.00	62.97
2018	60.19	69.44	76.74	77.09	88.82	90.88	93.89	95.43	86.49	80.25	67.20	64.25
2019	61.88	65.75	70.25	79.39	84.68	89.75	92.10	95.38	91.80	82.77	70.25	69.10
2020	67.48	67.24	77.97	80.00	85.61	89.90	92.38	94.52	87.43	82.99	78.57	65.87
2021	64.97	60.85	74.97	77.93	82.39	89.59	89.65	91.77	88.15	83.19	72.73	75.29
2022	64.32	62.57	73.94	82.47	89.81	94.93	97.19	93.10	90.03	83.06	68.87	69.81
2023	70.58	72.73	76.31	77.13	85.29	93.83	97.77	101.94	97.33	83.32	70.46	66.99
2024	54.85	69.04	73.12	78.06	86.33	92.56	90.10	95.16	91.20	89.23	78.97	71.81
2025	58.45	68.96	78.94	81.61	87.97	90.00	92.73	M	M	M	M	M
NCEI Climatology	64.89	68.41	75.50	81.50	87.60	92.20	95.29	96.11	92.60	85.41	75.00	67.00

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	M	64.40	44.25
2005	49.66	51.90	51.56	56.89	64.46	71.07	73.72	73.63	72.86	59.87	52.22	41.52
2006	46.40	44.28	54.59	63.47	67.25	71.60	72.53	71.08	65.42	63.80	52.34	45.99
2007	41.93	44.73	55.98	56.48	66.03	71.78	75.08	77.93	73.94	58.71	50.24	43.77
2008	39.72	49.38	53.48	59.30	68.58	73.16	72.24	73.86	67.46	55.92	51.44	45.01
2009	40.83	49.81	52.58	59.51	68.65	71.76	75.79	75.24	70.95	63.82	53.58	44.30
2010	42.13	42.31	50.73	58.51	70.40	76.08	77.12	77.20	72.60	58.95	52.50	46.11
2011	43.35	45.64	56.32	63.92	68.42	74.00	75.61	76.25	70.52	59.35	53.12	48.26
2012	48.20	53.29	59.75	62.96	67.67	72.26	73.63	74.21	68.54	60.05	49.16	46.57
2013	45.01	46.97	47.65	55.80	65.19	71.80	71.94	72.31	71.39	60.57	49.17	40.89
2014	36.92	44.86	48.48	58.05	62.90	72.40	71.77	72.60	70.96	60.56	47.72	48.98
2015	40.02	42.45	52.11	63.57	68.79	71.93	72.85	71.76	68.77	61.84	54.67	48.90
2016	40.39	44.90	56.32	59.62	66.62	72.40	74.88	75.01	71.54	62.37	55.94	50.42
2017	49.71	56.13	58.57	59.94	64.66	71.98	72.98	73.74	70.14	58.82	54.90	43.16
2018	38.07	53.08	56.46	55.10	66.52	73.19	71.64	72.62	72.05	62.28	48.12	45.68
2019	48.81	50.18	53.04	58.17	69.16	72.68	73.25	74.81	72.53	60.38	48.77	43.58
2020	48.06	45.07	61.35	58.43	65.55	70.40	74.47	73.10	69.53	59.35	54.67	43.39
2021	44.06	43.07	52.51	59.23	66.81	72.78	73.45	73.90	66.74	60.78	48.93	56.55
2022	39.97	37.96	47.81	62.30	69.35	72.33	74.39	73.81	68.00	56.52	51.47	51.69
2023	49.69	51.35	56.68	59.17	66.87	72.97	75.10	75.65	72.97	69.00	57.62	52.37
2024	39.38	45.27	54.77	61.30	81.00	74.60	74.43	74.71	70.30	62.26	56.80	50.48
2025	39.45	48.19	54.45	62.21	69.55	73.67	74.15	M	M	M	M	M
NCEI Climatology	42.39	46.31	52.61	59.00	66.70	72.60	74.51	74.10	70.00	60.30	51.40	44.70

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	M	66.02	54.65
2005	57.97	58.85	61.77	67.70	74.50	81.53	82.93	83.53	83.24	71.14	63.83	52.85
2006	58.16	55.91	64.71	73.87	77.90	81.53	80.11	80.72	76.43	76.78	64.31	55.52
2007	51.42	54.76	65.04	65.60	74.62	79.79	82.08	86.93	83.60	70.70	60.53	55.60
2008	49.74	60.80	63.94	70.19	77.99	83.78	82.63	82.72	77.96	69.10	62.96	55.69
2009	54.24	61.47	63.55	69.43	78.53	84.37	87.38	86.76	79.40	72.45	64.23	51.75
2010	51.81	50.95	61.71	70.19	80.55	84.89	85.15	89.09	82.98	73.39	64.09	58.04
2011	53.37	56.89	67.05	75.02	78.71	84.95	86.61	88.47	83.18	71.98	64.91	57.11
2012	59.06	60.24	68.35	72.65	77.35	82.34	82.17	84.72	79.34	71.34	62.51	57.98
2013	54.56	57.83	60.47	66.09	74.75	82.43	82.57	83.54	81.71	71.18	58.88	50.95
2014	49.45	54.41	58.39	68.20	72.96	81.09	82.56	83.51	80.03	72.74	57.49	57.25
2015	49.01	52.78	60.72	71.44	76.61	80.37	83.56	83.41	79.21	74.26	64.77	59.82
2016	52.59	58.86	66.98	70.80	76.06	82.81	85.35	83.73	80.40	74.79	67.23	58.34
2017	59.46	65.99	68.24	70.84	75.06	80.39	83.96	82.98	79.91	70.90	65.95	53.06
2018	49.13	61.26	66.60	66.10	77.67	82.04	82.76	84.02	79.27	71.27	57.66	54.96
2019	55.35	57.96	61.65	68.78	76.92	81.22	82.68	85.10	82.17	71.57	59.51	56.34
2020	57.77	56.16	69.66	69.22	75.58	80.15	83.43	83.81	78.48	71.17	66.62	54.63
2021	54.52	51.96	63.74	68.58	74.60	81.19	81.55	82.84	77.44	71.98	60.83	65.92
2022	52.15	50.27	60.87	72.38	79.58	83.63	85.79	83.45	79.02	69.79	60.17	60.75
2023	60.13	62.04	66.50	68.15	76.08	83.40	86.44	88.79	85.15	76.16	64.04	59.68
2024	47.12	57.00	63.48	69.65	84.00	83.58	82.27	84.94	80.75	75.74	67.88	61.15
2025	48.95	58.57	66.69	71.91	78.76	81.83	83.44	M	M	M	M	M
NCEI Climatology	53.64	57.36	64.05	70.25	77.15	82.40	84.90	85.10	81.30	72.85	63.20	55.85

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	88.8%	74.1%
2005	76.4%	77.4%	72.4%	64.9%	71.8%	69.3%	72.4%	72.6%	69.4%	65.1%	67.2%	69.8%
2006	67.1%	70.3%	70.4%	67.9%	63.6%	65.4%	83.1%	85.0%	82.6%	83.5%	84.7%	83.2%
2007	93.0%	87.5%	77.6%	78.2%	78.1%	79.5%	83.3%	78.1%	76.8%	81.3%	88.2%	87.7%
2008	85.9%	74.3%	72.5%	70.1%	71.0%	70.0%	73.4%	75.6%	68.9%	67.2%	70.4%	70.6%
2009	64.4%	66.0%	72.8%	68.4%	70.9%	66.8%	66.3%	66.1%	76.3%	78.2%	76.8%	79.4%
2010	76.1%	76.7%	70.6%	70.9%	70.5%	76.2%	79.5%	69.7%	76.2%	63.2%	70.9%	67.7%
2011	71.5%	73.3%	70.9%	64.9%	64.5%	67.1%	67.1%	63.2%	59.9%	63.4%	62.9%	74.5%
2012	72.2%	79.0%	79.7%	74.1%	73.4%	73.0%	77.2%	69.8%	74.2%	70.8%	70.1%	76.6%
2013	79.9%	71.3%	65.6%	78.0%	75.5%	74.3%	74.9%	74.5%	76.5%	79.5%	79.3%	80.6%
2014	71.6%	82.8%	79.9%	75.1%	75.7%	79.3%	77.2%	75.6%	80.4%	75.5%	74.9%	84.4%
2015	81.7%	81.1%	84.7%	84.4%	83.1%	81.2%	75.8%	73.9%	79.7%	70.9%	79.8%	81.7%
2016	77.7%	68.7%	77.4%	76.5%	80.2%	80.5%	75.1%	80.1%	82.6%	73.7%	74.2%	78.1%
2017	72.4%	75.1%	73.5%	72.4%	70.0%	77.0%	71.0%	75.2%	76.6%	68.9%	73.2%	78.2%
2018	68.9%	83.4%	67.6%	69.5%	72.0%	75.3%	73.5%	71.6%	83.1%	79.9%	77.2%	72.9%
2019	74.9%	81.1%	70.0%	71.1%	78.4%	77.0%	72.7%	72.2%	75.2%	72.6%	76.0%	69.8%
2020	75.1%	73.7%	75.8%	73.6%	74.2%	73.1%	74.6%	70.6%	74.0%	74.1%	71.3%	75.1%
2021	71.5%	75.5%	71.0%	70.4%	79.6%	76.9%	78.9%	77.1%	75.4%	74.1%	77.5%	82.6%
2022	68.1%	75.4%	68.3%	71.7%	74.4%	72.5%	70.4%	78.3%	77.4%	69.1%	86.8%	89.2%
2023	81.5%	86.1%	82.1%	87.1%	87.8%	80.5%	76.8%	67.7%	73.6%	75.6%	78.2%	81.3%
2024	75.7%	77.6%	77.4%	75.3%	82.6%	82.0%	84.1%	78.2%	77.2%	70.2%	75.7%	80.2%
2025	76.4%	82.1%	71.3%	78.9%	77.0%	84.0%	81.7%	M	M	M	M	M