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 (USC00162800) 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
2005	M	M	M	M	M	M	M	M	0.24	0.64	1.92	0.87
2006	2.36	1.46	1.24	1.44	1.14	1.58	3.33	4.15	2.13	4.68	0.72	1.59
2007	0.20	0.08	1.47	2.81	2.38	2.38	4.93	1.53	8.88	2.52	5.37	2.06
2008	5.06	2.66	1.47	4.96	3.09	3.42	0.54	1.84	5.37	2.12	2.55	3.45
2009	1.09	1.54	4.86	0.01	0.60	0.02	0.40	2.91	0.58	4.12	1.20	6.83
2010	3.84	4.57	1.41	0.77	2.31	1.64	4.43	2.06	1.33	0.41	5.70	0.48
2011	1.13	0.31	0.09	1.11	0.86	5.27	2.92	2.15	4.78	1.81	2.16	3.12
2012	8.70	13.12	5.39	4.44	0.91	0.62	1.99	5.62	4.69	0.99	1.58	7.11
2013	11.34	5.25	1.64	3.80	3.35	3.01	1.37	1.08	3.33	1.77	2.40	0.13
2014	M	1.42	0.38	0.23	1.77	4.75	2.54	1.10	3.53	1.36	0.46	0.01
2015	0.01	0.22	0.17	0.16	1.07	3.33	0.12	1.95	4.82	1.35	0.27	5.80
2016	3.67	1.53	4.64	6.40	4.23	4.63	3.14	1.49	1.67	0.07	2.92	6.30
2017	2.74	2.33	3.00	8.54	6.10	2.86	1.87	9.79	0.41	0.86	2.36	3.89
2018	5.67	8.85	2.77	2.40	0.10	2.59	3.46	4.67	7.07	3.46	5.76	6.66
2019	6.33	3.02	0.65	6.05	5.96	0.94	5.51	3.45	2.12	3.35	0.45	1.00
2020	0.07	M	0.49	0.56	0.10	0.65	0.65	0.56	0.52	0.17	3.75	6.91
2021	3.58	3.76	3.61	9.55	12.70	3.63	7.10	0.49	9.84	0.44	0.10	0.05
2022	0.19	0.01	0.13	0.01	0.05	0.01	0.02	0.17	0.01	0.09	6.57	6.91
2023	9.37	4.42	1.95	1.51	2.61	2.07	0.43	0.10	0.17	0.32	3.23	2.11
2024	13.51	3.13	2.56	5.48	11.56	4.06	8.40	1.18	4.04	3.84	10.14	3.62
2025	4.66	0.05	0.52	0.78	1.26	0.96	0.30	M	M	M	M	M
NCEI Climatology	5.73	4.75	4.62	6.13	5.04	5.34	5.05	3.95	5.40	5.16	5.83	5.30

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	4.6	2.9	2.1	2.0	2.5	3.6	2.9	3.6	4.5
2006	5.0	5.5	5.6	4.6	3.3	2.1	1.8	1.6	2.5	3.3	3.4	3.5
2007	4.1	4.7	3.6	4.1	2.7	2.3	1.7	1.6	0.2	2.3	2.5	3.6
2008	4.1	5.0	5.7	4.3	3.8	2.9	2.0	2.4	3.9	1.8	2.8	5.1
2009	3.9	5.0	4.5	5.6	3.9	2.7	2.3	1.3	1.3	4.0	2.3	3.8
2010	3.7	3.7	4.1	3.5	2.5	1.8	2.0	2.1	2.0	3.1	5.4	5.7
2011	5.2	7.2	6.2	7.4	6.7	6.1	1.1	1.9	4.3	2.5	4.3	4.1
2012	4.5	5.0	4.7	4.1	2.4	2.8	2.2	3.4	2.2	2.9	2.7	3.8
2013	4.6	4.3	4.8	5.1	4.1	2.3	2.3	2.2	2.3	2.3	3.9	4.2
2014	4.6	4.9	4.4	4.9	3.5	2.5	1.7	1.7	2.0	2.1	3.7	3.1
2015	4.0	4.6	3.5	3.3	2.8	2.3	2.4	2.1	1.6	3.4	2.9	4.0
2016	3.5	3.9	4.5	3.7	2.8	1.7	1.8	1.5	1.6	1.6	2.6	4.4
2017	4.6	4.8	4.2	4.0	3.6	3.3	1.6	2.7	1.9	2.7	2.7	3.6
2018	3.8	4.7	4.3	4.3	2.3	2.6	2.3	1.8	1.1	2.2	2.6	2.7
2019	3.2	3.5	3.3	3.4	2.7	2.3	2.1	1.2	1.5	2.8	3.8	3.3
2020	4.0	4.3	4.2	3.3	3.1	2.7	2.5	1.9	3.2	2.4	2.0	3.1
2021	3.6	4.3	3.8	3.4	3.5	2.4	1.4	1.7	2.1	2.3	2.1	3.5
2022	4.4	4.7	4.5	4.3	3.0	2.2	2.2	1.6	1.7	2.4	2.9	3.1
2023	3.7	4.3	4.2	4.0	1.3	1.0	0.8	1.7	0.4	1.2	0.6	0.4
2024	1.3	1.9	0.6	1.3	1.3	1.6	1.3	1.1	2.5	2.3	3.1	2.9
2025	3.6	4.5	4.7	4.6	3.5	2.0	1.6	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
2005	M	M	M	77.86	85.42	91.16	90.65	91.86	93.83	79.96	71.79	61.70
2006	67.13	62.47	73.11	81.68	84.61	90.02	89.89	91.86	86.31	79.03	70.70	62.48
2007	57.49	62.36	75.03	75.02	85.59	91.10	88.64	95.17	89.54	82.34	71.12	68.81
2008	59.64	71.10	75.03	79.64	86.23	92.36	94.54	92.50	86.54	80.19	72.26	65.22
2009	65.04	69.99	73.23	79.16	92.40	94.34	93.84	90.74	68.00	74.00	70.64	57.84
2010	58.13	56.24	68.41	79.91	88.14	93.14	92.56	95.99	93.08	85.19	70.88	61.28
2011	57.78	64.40	74.15	83.06	86.52	95.24	93.43	99.41	87.68	80.43	72.68	62.95
2012	68.23	65.52	77.93	81.32	87.63	92.00	91.86	90.53	87.62	78.92	71.00	66.61
2013	63.56	65.69	69.22	75.62	81.90	87.90	90.69	92.59	90.93	78.77	65.68	61.30
2014	57.91	61.32	67.52	77.77	83.54	89.04	89.92	90.67	87.60	81.46	65.88	63.77
2015	58.52	60.35	72.50	78.61	84.87	90.11	94.29	94.34	88.79	81.70	73.51	69.40
2016	61.04	68.56	74.83	78.89	82.90	89.26	93.00	91.07	90.03	84.77	76.41	65.13
2017	67.41	73.29	74.87	80.41	81.98	86.63	90.76	88.37	87.96	82.29	74.13	61.05
2018	56.53	70.55	74.01	75.44	89.62	91.33	92.60	92.99	87.37	80.06	65.46	62.13
2019	60.34	67.47	69.37	76.77	82.64	M	86.72	91.66	91.46	79.11	69.80	66.03
2020	62.99	65.14	77.35	77.90	82.57	88.76	90.99	91.40	85.36	79.40	74.12	62.48
2021	61.03	59.47	73.17	75.86	81.53	89.24	90.94	92.45	86.72	82.79	69.50	73.63
2022	62.43	64.27	72.76	80.36	88.55	93.92	93.95	91.28	89.06	81.35	70.34	65.21
2023	66.78	69.74	75.72	76.88	86.12	93.98	96.80	103.13	95.96	83.10	70.46	66.32
2024	60.45	70.30	74.15	80.72	86.00	92.18	91.86	100.05	88.22	86.06	76.64	67.71
2025	57.26	67.87	76.83	82.28	85.16	91.34	93.20	M	M	M	M	M
NCEI Climatology	61.19	66.00	72.81	78.90	84.70	90.40	92.30	93.01	89.50	79.70	70.30	62.80

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	50.55	57.08	65.24	70.55	69.57	65.57	50.81	44.17	37.04
2006	39.14	37.91	48.43	56.96	59.00	63.92	69.97	69.86	62.35	54.06	41.66	39.20
2007	39.95	36.95	46.75	49.76	61.32	69.08	71.41	71.89	68.31	55.92	47.48	44.31
2008	39.26	43.48	47.33	54.38	63.41	69.56	72.18	76.19	65.78	51.16	42.68	40.75
2009	38.21	41.64	48.84	58.94	73.40	69.08	75.08	71.30	64.40	50.00	44.12	39.32
2010	33.74	33.86	41.12	53.17	67.66	71.66	72.76	74.33	65.54	49.42	45.80	42.50
2011	38.79	42.16	53.43	57.98	61.85	70.34	73.57	72.94	63.02	48.20	46.40	42.92
2012	43.50	48.32	56.45	56.96	63.35	68.24	72.06	71.77	65.18	54.06	46.16	45.59
2013	48.02	44.41	40.94	52.40	59.98	71.13	68.27	68.51	65.72	54.45	41.58	38.61
2014	28.39	40.78	43.12	52.99	58.92	69.37	69.37	70.55	67.45	54.23	40.03	42.95
2015	34.96	35.86	50.16	60.11	64.84	70.02	71.12	68.48	65.55	55.13	52.62	48.28
2016	36.41	39.54	52.18	56.92	61.96	70.17	72.20	72.54	68.53	54.30	49.98	46.14
2017	45.73	50.99	53.05	55.62	59.95	69.69	71.85	72.47	63.86	54.23	47.40	39.25
2018	31.68	53.13	49.23	48.44	62.83	69.61	71.29	69.19	71.10	60.12	43.75	41.26
2019	42.97	53.27	46.83	52.86	62.94	M	68.90	72.63	68.42	57.20	47.30	40.83
2020	43.70	42.49	58.36	54.02	61.03	68.06	72.70	69.67	67.42	55.64	46.22	37.98
2021	39.26	38.60	48.90	53.06	63.41	71.12	72.24	71.89	65.90	60.35	41.30	53.43
2022	34.44	38.94	44.48	55.04	65.50	71.12	73.23	72.70	63.98	49.71	45.62	44.77
2023	45.70	49.04	53.95	56.46	63.94	71.48	72.65	73.69	67.16	56.56	46.52	40.36
2024	36.06	46.15	51.39	58.28	69.25	71.42	74.50	74.45	68.24	54.94	54.32	45.01
2025	35.48	45.95	50.41	60.38	66.86	71.72	72.84	M	M	M	M	M
NCEI Climatology	38.11	41.92	48.21	54.40	62.99	69.49	71.90	71.31	66.00	54.91	46.01	40.31

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	64.20	71.25	78.20	80.60	80.72	79.70	65.39	57.98	49.37
2006	53.14	50.19	60.77	69.32	71.80	76.97	79.93	80.86	74.33	66.55	56.18	50.84
2007	48.72	49.65	60.89	62.39	73.46	80.09	80.02	83.53	78.92	69.13	59.30	56.56
2008	49.45	57.29	61.18	67.01	74.82	80.96	83.36	84.35	76.16	65.68	57.47	52.99
2009	51.63	55.82	61.03	69.05	81.18	81.71	84.46	81.02	66.20	62.00	57.38	48.58
2010	45.94	45.05	54.76	66.54	77.90	82.40	82.66	85.16	79.31	67.30	58.34	51.89
2011	48.29	53.28	63.79	70.52	74.18	82.79	83.50	86.17	75.35	64.31	59.54	52.93
2012	55.86	56.92	67.19	69.14	75.49	80.12	81.96	81.15	76.40	66.49	58.58	56.10
2013	55.79	55.05	55.08	64.01	70.94	79.52	79.48	80.55	78.33	66.61	53.63	49.96
2014	43.15	51.05	55.32	65.38	71.23	79.20	79.64	80.61	77.52	67.85	52.96	53.36
2015	46.74	48.10	61.33	69.36	74.85	80.06	82.70	81.41	77.17	68.41	63.06	58.84
2016	48.73	54.05	63.51	67.90	72.43	79.72	82.60	81.81	79.28	69.54	63.19	55.63
2017	56.57	62.14	63.96	68.02	70.96	78.16	81.31	80.42	75.91	68.26	60.76	50.15
2018	44.10	61.84	61.62	61.94	76.22	80.47	81.95	81.09	79.24	70.09	54.60	51.70
2019	51.65	60.37	58.10	64.81	72.79	M	77.81	82.14	79.94	68.16	58.55	53.43
2020	53.34	53.82	67.85	65.96	71.80	78.41	81.85	80.53	76.39	67.52	60.17	50.23
2021	50.15	49.03	61.03	64.46	72.47	80.18	81.59	82.17	76.31	71.57	55.40	63.53
2022	48.43	51.61	58.62	67.70	77.03	82.52	83.59	81.99	76.52	65.53	57.98	54.99
2023	56.24	59.39	64.84	66.67	75.03	82.73	84.72	88.41	81.56	69.83	58.49	53.34
2024	48.26	58.22	62.77	69.50	77.62	81.80	83.18	87.25	78.23	70.50	65.48	56.36
2025	46.37	56.91	63.62	71.33	76.01	81.53	83.02	M	M	M	M	M
NCEI Climatology	49.65	53.96	60.51	66.65	73.85	79.95	82.10	82.16	77.75	67.30	58.15	51.55

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
2005	M	M	M	80.7%	78.8%	82.9%	87.0%	84.3%	74.7%	80.2%	84.1%	81.0%
2006	81.3%	83.3%	79.0%	83.5%	84.6%	80.8%	88.7%	87.3%	86.4%	84.7%	88.1%	87.4%
2007	90.2%	85.0%	84.1%	81.7%	79.2%	80.9%	83.6%	80.0%	82.9%	79.7%	82.3%	81.7%
2008	78.3%	76.1%	74.5%	76.9%	79.4%	84.3%	80.7%	83.0%	84.6%	83.9%	83.7%	85.4%
2009	82.8%	81.4%	83.2%	78.3%	82.1%	76.1%	78.9%	84.2%	73.1%	86.6%	84.4%	84.2%
2010	80.1%	82.0%	77.6%	77.5%	83.2%	82.0%	84.6%	82.2%	79.0%	72.1%	86.6%	75.6%
2011	81.1%	83.9%	79.9%	78.7%	76.3%	76.0%	84.6%	75.3%	81.6%	80.5%	83.4%	89.2%
2012	80.9%	80.7%	79.5%	77.8%	77.5%	75.5%	83.9%	79.9%	78.6%	82.2%	82.2%	84.6%
2013	88.1%	77.9%	69.6%	78.5%	78.7%	81.2%	79.3%	77.3%	76.9%	84.0%	78.4%	80.6%
2014	70.5%	82.0%	79.0%	75.3%	78.2%	83.1%	80.6%	83.7%	83.9%	81.2%	77.3%	85.2%
2015	77.0%	76.1%	81.3%	83.7%	83.6%	81.7%	78.6%	75.9%	82.2%	76.4%	84.4%	83.8%
2016	79.3%	73.2%	79.5%	79.6%	81.6%	85.4%	83.1%	86.7%	83.1%	79.3%	79.7%	80.6%
2017	79.0%	79.0%	77.5%	78.3%	79.8%	84.5%	83.2%	85.8%	78.8%	77.4%	80.3%	80.9%
2018	72.8%	83.3%	73.6%	74.4%	75.7%	79.4%	77.8%	78.9%	86.4%	82.8%	82.6%	82.9%
2019	77.3%	80.6%	74.1%	77.7%	80.4%	M	79.1%	81.9%	79.9%	79.7%	76.2%	79.9%
2020	79.8%	78.7%	79.7%	77.1%	78.2%	77.7%	81.3%	76.5%	78.8%	79.8%	79.3%	79.6%
2021	75.3%	77.2%	74.9%	73.9%	77.8%	79.0%	79.5%	78.1%	78.7%	76.3%	77.5%	79.5%
2022	68.5%	72.9%	68.7%	69.9%	73.3%	71.6%	74.4%	79.6%	72.6%	67.7%	76.1%	75.9%
2023	76.6%	75.5%	70.1%	70.7%	72.8%	72.7%	70.6%	60.1%	64.4%	66.9%	72.1%	72.3%
2024	69.1%	68.2%	72.4%	70.1%	76.0%	73.9%	76.2%	62.7%	74.4%	68.2%	76.5%	75.6%
2025	69.9%	74.2%	65.6%	70.7%	73.9%	76.1%	75.8%	M	M	M	M	M