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 (USC00201299) 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	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2006	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	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	0.00	0.00	0.00	0.00
2008	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2009	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2010	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2011	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2012	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00
2013	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	0.00	M	M	M
2014	M	M	M	M	M	M	M	M	M	M	M	M
2015	M	M	M	M	M	M	M	M	M	M	M	M
2016	M	M	M	M	M	0.00	0.00	M	M	M	M	M
2017	M	M	M	M	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	M	M	M	M	M	M	M	M
2020	M	M	M	M	M	M	M	M	M	M	M	M
2021	M	M	M	M	M	M	M	M	M	M	M	M
2022	M	M	M	M	M	M	M	M	M	M	M	M
2023	M	M	M	M	M	M	M	M	M	M	M	M
2024	M	M	M	M	M	M	M	M	M	M	M	M
2025	M	M	M	M	M	0.15	M	0.88	1.66	3.89	0.65	1.68
2026	0.79	0.65	4.45	4.07	0.83	3.89	1.08	1.84	1.23	M	M	M
NCEI Climatology	2.18	1.70	1.92	3.59	3.69	3.58	3.48	3.32	3.21	3.11	2.47	2.12

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	7.0	6.2	6.7	7.6	6.1	5.3	4.0	4.0	4.9	5.7	10.2	7.9
2006	8.1	8.3	7.1	7.2	6.9	5.2	5.2	4.6	5.2	6.6	5.5	9.5
2007	8.3	9.3	9.2	9.0	6.4	5.2	4.8	4.7	5.4	7.4	7.9	8.2
2008	9.7	8.0	8.2	8.3	7.6	6.5	5.6	4.2	4.1	6.9	8.0	9.9
2009	7.3	9.1	7.9	9.7	7.6	5.0	5.0	5.4	3.9	6.7	5.8	7.8
2010	8.2	6.2	6.2	7.8	6.8	6.1	4.9	5.1	7.0	6.7	8.0	9.7
2011	7.3	10.1	7.9	9.9	7.7	7.4	4.9	4.5	5.4	6.3	8.9	7.7
2012	8.4	7.5	8.8	7.8	5.9	6.3	4.3	4.2	5.0	8.1	6.1	7.5
2013	9.0	8.7	7.8	8.9	6.6	5.3	4.2	4.2	5.1	6.1	9.7	6.9
2014	10.2	7.7	8.2	8.2	6.4	5.0	5.1	4.0	4.4	6.1	8.7	7.4
2015	7.3	6.5	6.7	5.5	3.9	5.0	3.9	4.5	4.0	6.7	7.4	7.5
2016	7.9	8.3	6.7	6.3	5.4	5.5	4.7	3.6	4.1	5.8	7.2	9.3
2017	6.9	8.4	8.7	8.6	7.3	5.8	4.1	3.9	3.3	6.7	7.3	6.9
2018	8.9	7.5	6.9	7.0	5.8	4.9	4.0	3.6	4.0	6.2	7.0	5.9
2019	8.1	8.1	7.4	8.2	5.8	4.5	4.1	3.7	4.3	6.0	6.3	7.5
2020	7.1	8.3	7.7	7.3	6.4	4.9	4.0	4.1	4.7	6.0	9.0	7.4
2021	5.7	6.5	8.6	6.9	4.8	5.3	4.0	2.3	3.3	3.6	6.6	7.8
2022	7.2	8.8	7.7	7.8	6.1	5.3	4.5	3.4	3.5	5.5	7.3	8.0
2023	6.1	8.5	7.1	6.9	4.1	3.6	3.1	3.4	2.7	5.1	6.3	5.6
2024	6.5	6.3	7.5	8.1	5.4	5.9	3.3	3.4	3.8	5.3	7.3	7.8
2025	9.0	7.6	9.5	8.7	6.6	6.7	5.1	4.8	4.2	5.5	8.5	9.6
2026	10.1	8.0	9.7	9.0	8.0	6.4	5.5	4.8	5.1	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	28.75	34.96	38.56	59.60	65.33	82.04	82.05	81.18	78.02	62.30	49.76	29.45
2006	38.39	31.94	43.55	61.52	69.63	77.24	82.23	79.61	68.42	55.75	49.10	41.35
2007	32.93	25.38	46.98	53.66	71.43	80.30	80.37	79.09	73.76	64.52	42.98	32.29
2008	33.16	29.21	37.28	60.92	64.69	77.19	80.66	77.64	72.44	57.90	44.06	32.99
2009	24.34	35.02	45.59	56.60	67.30	74.66	75.26	76.65	73.10	54.82	50.48	32.52
2010	28.52	30.33	48.14	61.52	69.20	76.28	83.56	82.69	69.14	60.57	49.16	30.43
2011	26.08	31.61	38.62	53.60	66.08	76.70	85.01	78.51	69.98	60.10	50.96	37.97
2012	34.96	36.41	58.01	56.70	72.71	80.78	86.36	79.14	71.49	59.67	46.21	40.29
2013	34.26	31.22	38.37	52.86	72.01	75.60	82.02	78.85	72.85	61.97	43.50	29.51
2014	23.96	24.05	34.63	57.93	69.49	79.99	78.30	79.67	71.11	58.51	40.15	36.75
2015	26.93	19.35	39.72	56.76	71.75	75.39	80.78	77.63	75.91	59.40	53.12	44.86
2016	31.75	35.08	47.11	52.50	69.86	79.32	83.80	82.78	74.64	62.92	53.57	32.59
2017	33.49	41.90	40.88	61.12	66.00	78.30	80.85	77.77	76.72	65.00	44.34	29.76
2018	30.57	35.59	38.31	48.22	74.90	78.77	83.69	81.22	73.24	57.42	38.15	36.14
2019	25.66	30.12	38.83	54.22	64.92	74.39	83.97	80.36	74.98	60.18	41.25	40.39
2020	36.77	34.29	48.88	54.75	66.90	82.70	86.55	81.33	70.58	56.56	54.30	36.43
2021	31.88	28.12	51.02	58.78	68.54	81.07	79.58	82.72	73.38	64.07	45.48	39.71
2022	25.49	31.60	42.95	52.86	71.11	79.22	84.32	81.61	72.79	62.70	51.19	37.58
2023	36.19	38.88	42.85	60.16	71.06	80.01	82.13	76.95	74.04	61.40	47.13	42.80
2024	30.55	43.35	48.08	59.82	72.10	77.90	80.01	78.56	77.25	65.70	49.64	35.14
2025	27.28	29.87	50.63	58.06	64.71	78.96	82.28	78.92	75.20	63.65	45.68	31.48
2026	25.57	34.18	47.26	59.90	67.91	78.51	83.37	80.31	73.56	M	M	M
NCEI Climatology	29.40	31.63	41.69	55.30	68.00	78.10	81.91	79.90	72.90	59.80	46.10	34.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	14.41	18.95	20.33	35.72	43.32	60.44	60.39	59.75	52.64	43.40	32.60	20.15
2006	26.08	17.09	24.86	37.10	48.84	55.04	60.92	57.03	49.34	37.57	33.80	30.03
2007	17.89	8.99	28.75	34.52	46.05	53.24	54.35	57.14	49.70	45.70	28.88	20.50
2008	20.97	12.01	23.00	36.98	39.37	57.01	57.90	55.17	50.24	39.84	32.12	18.53
2009	5.75	17.99	25.61	35.60	43.15	52.10	53.66	56.10	49.10	37.63	32.90	21.14
2010	15.74	17.47	26.72	37.04	48.14	55.46	60.22	59.93	49.64	39.20	31.16	20.39
2011	9.01	14.77	21.55	34.82	47.21	53.61	61.50	56.79	49.22	40.71	34.46	27.18
2012	20.56	22.81	37.69	34.54	48.77	54.61	61.28	56.41	46.17	41.20	29.76	27.53
2013	18.28	16.67	23.66	33.67	47.35	55.56	60.09	56.07	47.56	40.69	28.87	15.89
2014	5.84	3.79	15.39	34.80	46.61	55.69	56.13	56.88	47.91	39.69	26.03	24.68
2015	10.99	-3.17	19.60	32.88	46.24	52.26	55.01	57.44	53.44	40.78	32.77	30.28
2016	18.25	18.07	28.10	30.73	42.79	51.30	59.31	60.29	52.03	43.08	33.84	21.45
2017	22.36	24.15	24.43	39.10	44.42	54.69	57.14	53.36	49.33	43.85	28.48	14.81
2018	12.86	16.73	22.55	27.47	48.97	54.15	58.35	59.68	53.38	39.14	27.60	25.53
2019	16.31	21.60	21.92	35.39	42.62	51.84	60.48	56.54	55.22	40.88	26.58	27.21
2020	26.82	20.16	29.92	32.67	45.99	54.30	61.74	57.44	46.99	37.28	34.97	25.46
2021	20.63	7.85	27.99	36.53	43.25	57.97	59.97	60.64	50.66	48.87	29.13	26.18
2022	6.54	14.74	24.85	33.64	49.69	52.28	58.15	59.65	52.29	39.58	32.35	27.97
2023	27.42	22.40	27.66	38.58	42.90	53.20	61.33	56.63	54.38	45.88	29.08	32.81
2024	22.47	25.54	30.57	37.89	47.97	56.57	60.26	57.09	51.21	38.54	35.64	23.65
2025	12.12	14.96	28.23	34.28	44.06	57.12	60.34	55.46	48.44	39.20	27.56	13.54
2026	9.83	11.84	26.65	38.56	41.27	53.35	59.13	56.56	54.70	M	M	M
NCEI Climatology	14.59	14.91	23.10	33.50	44.80	54.60	59.60	57.40	50.10	39.60	30.50	22.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	21.58	26.95	29.45	47.66	54.33	71.24	71.22	70.47	65.33	52.85	41.18	24.80
2006	32.23	24.51	34.21	49.31	59.23	66.14	71.57	68.32	58.88	46.66	41.45	35.69
2007	25.41	17.18	37.86	44.09	58.74	66.77	67.36	68.12	61.73	55.11	35.93	26.40
2008	27.06	20.61	30.14	48.95	52.03	67.10	69.28	66.40	61.34	48.87	38.09	25.76
2009	15.05	26.50	35.60	46.10	55.23	63.38	64.46	66.37	61.10	46.23	41.69	26.83
2010	22.13	23.90	37.43	49.28	58.67	65.87	71.89	71.31	59.39	49.88	40.16	25.41
2011	17.54	23.19	30.08	44.21	56.65	65.15	73.25	67.65	59.60	50.41	42.71	32.57
2012	27.76	29.61	47.85	45.62	60.74	67.70	73.82	67.77	58.83	50.44	37.98	33.91
2013	26.27	23.95	31.01	43.26	59.68	65.58	71.05	67.46	60.21	51.33	36.18	22.70
2014	14.90	13.92	25.01	46.36	58.05	67.84	67.22	68.27	59.51	49.10	33.09	30.72
2015	18.96	8.09	29.66	44.82	58.99	63.82	67.89	67.54	64.67	50.09	42.94	37.57
2016	25.00	26.58	37.61	41.61	56.33	65.31	71.55	71.54	63.34	53.00	43.70	27.02
2017	27.93	33.03	32.65	50.11	55.21	66.50	69.00	65.57	63.03	54.43	36.41	22.29
2018	21.72	26.16	30.43	37.84	61.94	66.46	71.02	70.45	63.31	48.28	32.88	30.84
2019	20.99	25.86	30.38	44.80	53.77	63.11	72.22	68.45	65.10	50.53	33.92	33.80
2020	31.80	27.23	39.40	43.71	56.44	68.50	74.14	69.38	58.79	46.92	44.64	30.94
2021	26.25	17.99	39.51	47.65	55.90	69.52	69.78	71.68	62.02	56.47	37.31	32.94
2022	16.01	23.17	33.90	43.25	60.40	65.75	71.23	70.63	62.54	51.14	41.77	32.77
2023	31.81	30.64	35.26	49.37	56.98	66.61	71.73	66.79	64.21	53.64	38.11	37.81
2024	26.51	34.44	39.33	48.85	60.03	67.24	70.13	67.82	64.23	52.12	42.64	29.39
2025	19.70	22.41	39.43	46.17	54.38	68.04	71.31	67.19	61.82	51.42	36.62	22.51
2026	17.70	23.01	36.95	49.23	54.59	65.93	71.25	68.44	64.13	M	M	M
NCEI Climatology	22.00	23.27	32.40	44.40	56.40	66.35	70.75	68.65	61.50	49.70	38.30	28.35

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	78.5%	77.4%	73.4%	57.8%	63.9%	70.8%	72.7%	74.5%	68.8%	72.8%	72.0%	80.7%
2006	80.2%	73.8%	69.5%	61.7%	65.7%	63.5%	73.7%	72.8%	77.7%	74.2%	75.7%	75.1%
2007	76.5%	71.9%	65.4%	64.6%	60.0%	65.0%	69.2%	74.6%	73.5%	77.0%	79.0%	82.5%
2008	80.4%	80.3%	73.3%	62.7%	59.2%	63.9%	63.4%	67.5%	69.8%	65.7%	67.8%	71.1%
2009	68.2%	67.0%	58.8%	53.8%	55.8%	70.7%	74.3%	77.3%	77.9%	78.8%	79.5%	80.2%
2010	80.1%	80.5%	69.6%	60.9%	68.5%	75.8%	73.0%	74.0%	75.7%	73.0%	76.6%	79.5%
2011	79.7%	72.6%	76.4%	72.7%	73.2%	69.9%	70.3%	78.2%	80.8%	76.8%	74.5%	80.8%
2012	79.0%	79.6%	69.3%	62.7%	67.3%	66.9%	71.2%	77.2%	75.3%	77.3%	76.7%	81.2%
2013	75.5%	76.7%	71.9%	67.1%	63.4%	71.1%	72.1%	74.7%	74.0%	77.5%	72.1%	80.4%
2014	73.4%	70.3%	67.0%	64.2%	70.8%	70.7%	77.4%	80.7%	83.8%	81.2%	75.9%	80.8%
2015	76.2%	71.7%	67.9%	69.2%	71.3%	76.6%	77.0%	81.7%	82.3%	78.4%	77.5%	85.5%
2016	79.1%	77.1%	77.8%	65.4%	65.3%	64.2%	73.1%	81.6%	82.2%	81.8%	81.0%	78.8%
2017	84.8%	74.5%	72.0%	70.7%	68.7%	74.2%	74.7%	76.1%	74.4%	72.4%	77.0%	78.2%
2018	77.4%	78.2%	72.5%	65.5%	65.1%	68.8%	69.2%	80.2%	80.4%	77.1%	81.1%	87.5%
2019	80.8%	82.0%	72.5%	69.0%	73.6%	73.3%	72.9%	71.6%	77.4%	77.1%	75.2%	74.7%
2020	75.3%	70.0%	67.4%	60.1%	60.7%	59.5%	69.3%	73.9%	76.6%	76.0%	67.3%	80.3%
2021	84.0%	77.6%	52.8%	53.8%	54.2%	61.1%	68.6%	79.5%	78.7%	84.2%	75.6%	78.3%
2022	73.2%	72.8%	73.7%	68.9%	66.7%	68.0%	66.9%	76.3%	76.1%	70.6%	66.9%	72.5%
2023	78.9%	68.0%	68.8%	62.4%	58.7%	63.8%	72.9%	66.7%	68.6%	64.9%	68.6%	81.6%
2024	81.8%	68.3%	71.2%	66.4%	72.8%	75.4%	82.6%	82.8%	78.9%	72.4%	83.5%	84.7%
2025	74.4%	76.8%	68.4%	63.9%	76.4%	72.5%	80.0%	79.7%	79.6%	79.4%	74.5%	80.0%
2026	78.1%	79.1%	72.3%	71.9%	63.8%	74.4%	75.2%	78.6%	81.5%	M	M	M