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 (USC00110993) 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	1.59	2.19	4.07	1.72	1.55	0.00	0.72	1.82	1.78
2005	2.13	1.47	2.81	5.70	0.09	3.36	0.47	0.09	0.04	0.05	0.44	0.03
2006	0.02	0.15	2.89	0.12	0.13	0.08	0.12	0.02	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	3.32	4.57	0.73	4.47
2008	2.26	3.23	8.03	5.70	5.57	3.02	2.76	0.38	0.70	2.58	2.02	3.81
2009	1.91	2.62	2.19	4.56	3.82	2.09	4.54	1.64	3.47	7.04	0.42	3.51
2010	2.07	0.82	2.92	1.94	3.30	2.04	1.98	1.65	3.65	0.81	4.09	1.31
2011	0.60	5.75	4.58	10.81	5.46	2.01	1.23	2.60	4.26	1.37	8.03	5.72
2012	2.38	0.87	0.37	0.12	0.70	2.34	1.80	1.39	5.15	2.99	1.57	2.46
2013	5.10	2.57	3.08	3.60	3.14	3.47	2.63	3.77	2.58	2.65	1.70	7.58
2014	1.61	1.68	2.58	5.88	2.60	3.45	1.31	2.50	0.79	2.78	2.00	2.68
2015	2.01	3.00	6.48	5.75	3.08	1.91	3.65	1.39	0.35	1.56	4.97	2.55
2016	0.90	1.64	7.04	2.87	4.18	1.08	4.47	6.39	0.82	0.61	2.22	4.41
2017	1.93	0.91	1.00	7.72	3.42	4.21	2.70	0.73	1.15	2.79	2.00	1.39
2018	2.05	7.17	3.01	5.02	2.45	7.11	1.25	1.82	0.28	0.12	1.31	4.59
2019	3.38	7.49	4.33	4.37	6.75	3.32	5.63	2.47	0.26	5.08	5.51	1.73
2020	4.55	5.57	4.83	2.31	3.28	3.69	1.60	4.42	1.79	M	M	M
2021	M	M	M	M	1.12	M	0.76	2.86	0.57	1.00	0.52	2.31
2022	3.80	5.20	2.64	4.92	2.35	3.49	3.07	1.25	1.70	1.21	0.41	1.03
2023	1.35	0.02	0.05	3.62	2.82	0.83	3.46	1.01	1.19	2.61	0.64	1.37
2024	6.64	0.68	2.08	1.93	5.83	3.36	8.43	1.66	1.00	0.34	0.11	0.07
2025	M	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	3.72	3.94	4.63	5.10	4.83	4.67	3.85	2.93	3.49	4.08	3.97	4.05

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	3.5	3.1	4.2	5.0	5.8
2005	6.8	5.4	6.6	5.6	3.5	3.1	3.4	2.5	2.5	3.2	6.7	5.5
2006	M	M	M	M	M	M	M	M	5.4	4.6	4.0	5.7
2007	6.3	6.5	6.1	6.6	3.5	3.1	3.5	3.9	2.9	4.4	4.5	5.2
2008	6.8	6.2	7.5	6.2	5.4	5.4	2.2	2.1	3.4	3.6	4.8	7.7
2009	6.4	5.8	7.9	7.6	4.7	4.0	3.6	3.7	3.4	4.8	4.4	6.4
2010	5.8	4.8	5.5	5.6	4.9	3.7	3.5	2.7	3.4	3.9	6.2	6.6
2011	4.5	6.8	7.1	7.7	5.5	3.8	2.4	2.9	3.7	4.1	6.9	5.0
2012	7.3	5.7	6.2	5.5	4.1	3.5	3.4	2.9	3.6	5.7	3.7	6.0
2013	6.0	6.6	6.2	5.6	5.3	4.3	3.1	2.1	2.5	3.4	5.2	5.6
2014	7.5	5.7	6.7	6.2	5.2	4.2	3.3	2.3	3.0	4.4	6.1	4.4
2015	5.5	6.8	4.7	5.4	4.2	3.9	3.2	2.3	2.4	4.2	4.1	5.7
2016	6.4	6.9	6.5	5.3	4.0	2.5	2.2	2.2	1.4	3.2	2.9	3.5
2017	4.1	3.5	4.7	6.2	5.6	3.6	3.4	2.9	3.1	3.9	5.0	5.6
2018	6.0	6.2	6.1	6.6	4.0	3.0	2.7	2.8	2.8	3.4	4.8	5.5
2019	6.1	5.5	6.1	5.6	4.5	4.1	3.3	2.5	2.5	3.7	4.2	4.5
2020	5.2	6.1	6.2	5.4	4.4	4.0	2.9	2.6	2.2	M	M	M
2021	M	M	M	5.6	3.7	1.0	1.9	2.4	2.9	3.8	3.8	5.4
2022	5.9	6.0	6.8	5.9	5.4	3.0	2.6	2.6	2.7	4.5	4.3	5.3
2023	5.6	6.0	6.4	5.5	3.8	3.5	3.6	2.9	2.1	3.8	3.6	4.3
2024	5.5	5.9	6.1	6.2	3.6	2.6	2.4	2.5	3.0	3.0	4.1	4.7
2025	4.2	M	M	M	M	M	M	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	73.08	79.85	82.76	84.49	82.57	82.34	71.19	58.70	45.01
2005	46.11	51.35	55.23	68.48	76.48	86.00	86.81	87.97	80.72	68.99	60.56	42.34
2006	53.66	46.40	58.88	73.94	76.36	85.04	85.58	87.34	77.36	67.42	56.90	50.12
2007	47.85	41.43	66.08	65.36	80.60	85.34	85.01	93.43	84.38	73.41	56.00	46.92
2008	41.87	44.04	55.52	66.62	75.72	87.02	87.03	85.61	83.90	71.60	54.44	46.57
2009	42.41	50.19	60.97	68.24	75.84	87.80	84.49	88.56	79.42	63.24	61.46	43.21
2010	38.50	40.42	57.84	73.52	78.10	88.10	90.41	92.68	83.30	74.21	58.82	39.20
2011	39.08	48.39	57.08	71.84	75.03	87.68	90.70	87.34	76.28	70.09	59.06	49.81
2012	49.86	52.34	72.22	72.37	84.75	88.82	95.33	90.71	80.01	67.09	57.67	52.90
2013	46.46	47.38	50.63	67.53	77.43	86.53	84.80	84.72	81.69	69.92	54.42	45.09
2014	40.49	40.74	54.45	69.25	79.06	84.69	83.84	87.71	81.25	71.21	50.71	46.39
2015	43.15	37.54	55.84	71.04	78.71	87.28	88.59	84.89	83.94	72.23	62.46	57.19
2016	43.21	49.18	63.11	71.84	75.51	88.62	89.15	86.88	84.14	77.37	63.46	45.78
2017	49.11	58.58	60.16	74.11	77.99	86.08	89.57	85.27	83.51	72.55	59.69	46.20
2018	40.35	52.95	55.45	63.05	85.34	88.54	88.73	86.68	84.49	70.77	50.10	49.34
2019	40.66	48.86	53.30	69.49	78.33	79.55	88.63	86.98	88.50	71.43	52.96	52.58
2020	47.02	48.51	61.89	64.34	79.80	83.47	86.18	82.51	83.34	M	M	M
2021	M	M	M	73.90	74.58	75.90	87.61	86.45	82.76	68.20	56.18	59.67
2022	41.86	47.64	61.10	70.11	80.03	87.48	89.93	87.65	83.58	71.20	57.88	46.04
2023	50.59	56.41	58.11	70.37	78.93	86.61	87.53	84.41	83.16	71.78	60.76	52.32
2024	40.02	59.58	63.71	71.77	80.89	86.03	86.80	88.16	83.61	76.14	61.05	50.26
2025	38.90	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	43.01	47.74	57.60	69.01	77.40	85.40	88.60	88.00	81.99	70.90	57.20	46.70

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	52.96	60.63	63.86	66.55	61.67	56.42	50.70	42.20	26.77
2005	33.16	34.38	34.79	46.28	51.80	65.24	68.70	69.05	58.70	45.35	38.06	27.88
2006	34.61	27.95	38.50	51.38	56.56	64.76	67.82	68.75	55.94	45.82	36.92	33.10
2007	29.15	25.12	44.37	43.28	57.20	63.98	64.69	69.74	59.72	51.55	35.78	31.65
2008	24.86	29.08	38.10	45.44	54.99	67.94	67.42	63.95	58.58	45.82	35.24	28.40
2009	25.19	32.32	41.75	48.08	57.84	67.58	66.95	68.55	62.66	45.94	39.80	29.74
2010	22.59	26.47	38.33	50.36	60.05	69.62	69.92	67.71	58.28	44.54	36.44	26.02
2011	23.87	30.14	40.48	50.90	56.15	67.44	71.89	67.07	56.96	44.72	41.30	33.32
2012	30.53	34.86	50.05	49.52	60.15	61.56	71.76	64.97	58.70	46.52	33.92	36.12
2013	28.23	29.89	33.43	44.96	57.25	66.90	66.44	66.70	60.72	48.53	33.64	27.23
2014	19.20	22.40	31.48	47.73	59.10	68.37	61.54	67.74	56.68	48.83	31.51	34.51
2015	24.41	18.27	35.59	49.87	58.57	69.20	72.04	63.79	58.71	48.19	41.78	39.47
2016	24.77	31.30	43.36	48.37	55.34	67.90	71.38	71.48	61.00	52.59	39.43	28.61
2017	34.02	36.54	39.52	51.80	56.64	64.83	70.01	64.22	58.85	49.64	38.31	27.31
2018	21.12	34.19	37.31	41.00	64.02	68.26	69.24	67.57	64.19	49.50	33.25	33.21
2019	27.61	37.09	20.96	34.09	58.28	37.90	69.90	67.62	63.12	46.05	30.68	32.10
2020	32.08	30.80	43.07	23.77	54.73	62.60	67.11	64.19	64.14	M	M	M
2021	M	M	M	56.80	57.00	69.80	69.68	68.04	61.60	48.31	32.02	37.59
2022	21.47	25.85	38.55	50.09	59.32	64.30	69.67	65.36	55.67	43.83	34.47	30.18
2023	34.10	34.49	37.63	45.46	56.79	62.00	68.26	66.98	59.55	48.76	37.13	33.84
2024	25.95	35.08	41.20	50.55	61.18	64.60	67.63	65.20	60.54	47.19	43.02	33.90
2025	28.30	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	25.10	28.02	36.21	46.19	56.00	64.50	68.20	66.39	58.59	46.80	36.00	29.01

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2004	M	M	M	63.02	70.24	73.31	75.52	72.12	69.38	60.95	50.45	35.89
2005	39.64	42.86	45.01	57.38	64.14	75.62	77.75	78.51	69.71	57.17	49.31	35.11
2006	44.14	37.18	48.69	62.66	66.46	74.90	76.70	78.05	66.65	56.62	46.91	41.61
2007	38.50	33.28	55.23	54.32	68.90	74.66	74.85	81.59	72.05	62.48	45.89	39.29
2008	33.36	36.56	46.81	56.03	65.36	77.48	77.22	74.78	71.24	58.71	44.84	37.49
2009	33.80	41.26	51.36	58.16	66.84	77.69	75.72	78.56	71.04	54.59	50.63	36.47
2010	30.55	33.45	48.08	61.94	69.07	78.86	80.16	80.19	70.79	59.38	47.63	32.61
2011	31.48	39.26	48.78	61.37	65.59	77.56	81.30	77.20	66.62	57.40	50.18	41.56
2012	40.19	43.60	61.14	60.94	72.45	75.19	83.55	77.84	69.35	56.81	45.79	44.51
2013	37.35	38.64	42.03	56.25	67.34	76.71	75.62	75.71	71.20	59.23	44.03	36.16
2014	29.85	31.57	42.97	58.49	69.08	76.53	72.69	77.72	68.96	60.02	41.11	40.45
2015	33.78	27.90	45.71	60.45	68.64	78.24	80.32	74.34	71.32	60.21	52.12	48.33
2016	33.99	40.24	53.23	60.11	65.42	78.26	80.27	79.18	72.57	64.98	51.44	37.20
2017	41.56	47.56	49.84	62.95	67.32	75.45	79.79	74.75	71.18	61.10	49.00	36.75
2018	30.74	43.57	46.38	52.03	74.68	78.40	78.99	77.13	74.34	60.14	41.68	41.28
2019	34.14	42.97	37.13	51.79	68.31	58.72	79.26	77.30	75.81	58.74	41.82	42.34
2020	39.55	39.65	52.48	44.06	67.27	73.03	76.64	73.35	73.74	M	M	M
2021	M	M	M	65.35	65.79	72.85	78.65	77.24	72.18	58.25	44.10	48.63
2022	31.66	36.74	49.83	60.10	69.68	75.89	79.80	76.50	69.63	57.51	46.17	38.11
2023	42.35	45.45	47.87	57.91	67.86	74.30	77.89	75.70	71.36	60.27	48.95	43.08
2024	32.99	47.33	52.45	61.16	71.03	75.32	77.21	76.68	72.08	61.66	52.04	42.08
2025	33.60	M	M	M	M	M	M	M	M	M	M	M
NCEI Climatology	34.05	37.88	46.90	57.60	66.70	74.95	78.40	77.20	70.29	58.85	46.60	37.85

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	87.2%	80.8%	85.5%	87.7%	88.1%
2005	89.9%	87.6%	77.4%	80.4%	75.3%	72.8%	77.9%	80.1%	82.2%	77.9%	61.1%	75.7%
2006	M	M	M	M	M	M	M	M	62.1%	73.1%	76.4%	74.6%
2007	77.3%	66.0%	64.7%	62.8%	70.0%	72.4%	74.5%	63.4%	64.9%	60.0%	58.2%	71.8%
2008	58.8%	65.2%	60.4%	68.8%	72.2%	67.7%	76.3%	75.0%	71.7%	67.8%	70.8%	73.2%
2009	68.3%	70.1%	61.8%	63.6%	72.8%	70.7%	75.7%	76.6%	79.3%	79.5%	71.6%	77.6%
2010	77.0%	73.6%	71.6%	62.4%	72.0%	73.1%	71.7%	66.3%	65.1%	58.9%	65.4%	74.2%
2011	74.2%	71.1%	66.8%	65.4%	70.2%	68.1%	76.6%	74.4%	74.7%	68.7%	73.7%	79.7%
2012	69.8%	69.2%	64.4%	62.8%	62.6%	59.9%	68.2%	63.5%	76.4%	69.3%	69.8%	78.7%
2013	76.4%	69.5%	69.6%	66.8%	71.4%	72.5%	79.1%	83.7%	81.2%	79.5%	68.5%	74.2%
2014	58.0%	64.3%	61.0%	58.9%	62.7%	72.5%	68.2%	73.9%	78.9%	80.6%	72.0%	86.5%
2015	75.6%	72.2%	74.3%	70.4%	77.0%	78.1%	84.9%	84.7%	81.6%	76.4%	78.6%	83.6%
2016	77.7%	76.3%	75.1%	69.7%	79.0%	78.9%	83.6%	85.0%	80.8%	75.5%	72.5%	73.8%
2017	77.4%	68.8%	66.4%	71.0%	71.7%	71.6%	77.8%	77.6%	75.1%	72.6%	73.7%	68.4%
2018	69.3%	78.0%	72.4%	65.2%	73.0%	77.3%	78.2%	81.8%	80.3%	76.4%	77.9%	77.6%
2019	74.3%	77.5%	62.6%	66.7%	76.7%	68.3%	78.1%	79.3%	74.6%	74.8%	75.5%	77.0%
2020	76.9%	73.1%	71.8%	62.6%	63.6%	72.3%	81.9%	87.0%	84.6%	M	M	M
2021	M	M	M	40.9%	82.6%	96.0%	83.0%	84.4%	81.1%	81.1%	70.6%	78.3%
2022	69.1%	70.9%	63.6%	63.3%	70.7%	69.5%	78.7%	78.6%	71.7%	58.8%	65.5%	73.9%
2023	75.6%	65.8%	63.9%	57.0%	66.7%	65.2%	78.0%	83.4%	77.4%	71.2%	64.6%	70.9%
2024	73.9%	61.0%	61.9%	65.3%	75.2%	76.1%	81.6%	74.1%	75.3%	66.3%	72.8%	72.5%
2025	63.1%	M	M	M	M	M	M	M	M	M	M	M