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 (USC00332928) 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
2006	M	M	M	M	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	4.38	4.42	1.53
2018	1.75	5.09	2.61	4.18	2.58	3.70	2.22	2.94	6.12	1.59	4.17	4.75
2019	2.50	5.14	3.51	4.78	3.59	5.35	1.84	0.24	0.10	M	0.02	0.03
2020	0.02	0.09	0.05	0.01	M	2.68	2.06	0.69	0.96	5.08	2.53	1.26
2021	2.13	1.64	3.02	2.62	3.74	6.39	2.25	2.60	1.97	0.50	0.94	1.83
2022	1.60	5.15	2.96	2.17	3.93	0.72	1.81	0.50	0.66	0.74	1.49	1.81
2023	2.96	1.69	7.10	3.24	2.74	1.69	4.98	3.40	1.29	2.15	0.91	1.98
2024	5.60	1.91	3.19	3.88	3.07	2.22	6.10	1.78	3.39	0.31	3.95	4.47
2025	0.69	3.20	3.59	4.42	3.84	1.56	M	M	M	M	M	M
NCEI Climatology	3.32	2.64	3.46	4.58	4.40	4.45	4.34	2.87	2.87	3.20	3.03	3.25

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	M	M	M	M	5.0	3.7	4.0	3.7	4.5	5.6	4.0	6.2
2007	7.9	6.3	6.9	7.9	4.4	4.6	4.4	4.5	3.2	4.2	5.6	5.8
2008	8.2	7.5	6.7	6.1	6.5	5.4	3.6	3.7	2.4	3.6	4.9	8.2
2009	6.5	7.7	7.3	7.4	4.5	4.8	4.0	3.6	0.0	0.0	2.3	6.9
2010	7.0	6.3	5.2	6.2	5.3	2.3	3.4	2.9	5.0	5.2	6.8	7.2
2011	6.9	8.3	7.4	9.5	6.6	6.3	3.9	3.9	4.8	4.4	7.9	5.1
2012	8.2	6.4	6.8	6.9	4.0	5.3	4.7	4.0	3.8	6.9	4.1	6.4
2013	7.3	7.3	6.8	7.4	6.1	5.4	4.1	3.3	3.8	4.1	6.3	6.7
2014	8.3	6.5	7.9	7.5	5.8	4.6	4.8	3.6	3.6	5.2	7.4	5.5
2015	6.4	7.8	6.2	6.7	5.6	5.3	4.4	3.2	3.3	5.8	5.6	6.3
2016	7.5	7.8	7.0	7.4	5.0	4.8	4.0	3.5	3.6	4.6	4.4	5.9
2017	1.2	4.1	6.3	7.0	6.4	5.5	4.6	3.5	3.9	5.5	6.4	6.5
2018	7.0	7.5	8.4	7.9	6.5	5.0	4.8	5.1	4.8	5.8	4.5	5.8
2019	8.0	7.3	7.2	6.8	6.2	6.1	4.7	5.0	4.3	5.7	5.8	6.2
2020	6.6	7.2	7.8	7.6	6.4	5.1	3.6	3.5	4.9	4.6	6.2	7.0
2021	7.1	8.0	8.1	7.1	5.8	6.0	4.9	4.9	5.9	5.8	6.2	6.8
2022	8.2	7.9	9.1	8.8	7.0	4.9	5.3	4.7	5.0	6.7	7.0	7.5
2023	7.3	8.4	9.0	7.5	5.8	5.8	5.1	5.3	4.1	5.7	6.2	6.0
2024	8.0	7.5	8.1	8.6	5.8	5.8	5.5	4.6	5.3	2.5	6.6	8.0
2025	7.9	7.8	9.2	3.5	6.9	4.7	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
2006	M	M	M	60.80	72.07	79.29	87.20	87.46	75.37	64.77	57.97	51.08
2007	44.09	32.43	61.71	64.31	82.58	87.87	86.69	93.58	86.63	76.19	57.34	45.92
2008	42.25	43.25	54.09	69.61	74.75	84.63	85.22	85.95	83.37	68.12	51.63	42.80
2009	33.97	44.66	59.06	65.24	75.08	83.66	79.73	82.91	71.06	62.48	57.44	40.36
2010	34.50	37.21	58.30	71.12	76.25	84.33	89.12	88.79	82.70	70.03	56.84	35.08
2011	33.68	43.76	52.70	68.48	72.76	82.58	91.28	86.35	73.88	68.60	56.54	45.37
2012	42.39	44.91	64.17	64.04	78.22	83.12	91.23	85.46	75.04	62.63	52.52	46.42
2013	41.14	40.70	44.25	65.82	74.51	80.89	82.17	82.83	78.88	65.41	49.07	41.09
2014	33.20	35.05	48.91	66.45	74.50	83.56	81.58	85.62	78.60	65.35	48.16	45.33
2015	37.45	32.65	51.68	67.27	79.84	82.65	84.33	83.17	82.17	69.39	60.64	54.32
2016	40.47	46.36	60.36	66.44	73.85	86.07	87.37	88.84	82.26	72.54	60.94	40.48
2017	45.75	62.96	54.19	72.18	74.00	83.46	83.78	82.80	74.82	67.92	53.39	39.19
2018	36.25	48.36	48.50	58.99	82.72	84.29	86.00	85.36	80.93	66.64	43.25	44.75
2019	34.71	42.94	48.73	66.18	75.01	80.16	87.44	84.11	85.44	70.78	48.37	47.82
2020	43.56	42.89	57.33	61.29	70.83	83.19	85.60	84.37	80.12	65.14	59.00	43.53
2021	38.23	35.00	59.62	64.91	72.00	83.45	83.14	87.16	80.29	70.67	52.08	52.79
2022	35.39	43.12	58.64	61.44	77.07	83.94	85.90	84.49	78.37	67.20	55.11	42.42
2023	45.03	53.62	53.96	65.66	74.75	81.43	85.72	83.97	78.53	67.14	56.32	49.02
2024	37.41	52.91	58.31	67.71	77.85	85.39	85.37	85.51	83.30	71.32	54.98	44.77
2025	31.77	41.96	59.06	71.34	70.96	80.15	M	M	M	M	M	M
NCEI Climatology	38.40	42.14	52.20	64.70	74.10	82.39	85.80	85.10	78.90	66.70	53.39	42.50

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	M	M	M	52.40	50.10	57.89	67.52	67.60	56.89	44.11	36.51	32.39
2007	30.04	11.89	39.45	42.11	54.18	62.75	62.67	68.87	58.51	52.49	37.24	32.37
2008	25.81	27.03	33.91	45.98	52.18	62.91	63.86	62.31	57.90	42.28	31.75	26.08
2009	17.48	25.83	34.32	41.90	51.80	61.46	60.57	62.09	61.16	41.81	36.98	27.06
2010	21.08	20.36	34.15	44.36	55.52	63.37	69.04	65.10	54.62	42.45	31.76	22.54
2011	19.81	27.76	35.06	44.84	54.47	61.94	69.51	63.47	55.64	44.34	37.52	31.29
2012	26.14	28.34	41.93	40.40	54.12	57.92	67.76	60.10	54.16	42.54	29.14	31.86
2013	23.29	23.59	29.04	41.36	54.09	61.16	64.81	61.39	55.37	43.57	31.24	25.12
2014	12.25	16.67	26.62	42.19	51.57	62.66	61.54	64.27	54.54	45.68	30.25	32.19
2015	21.19	15.23	31.20	43.57	55.86	63.70	66.76	61.80	59.08	46.06	38.46	38.21
2016	21.51	27.13	39.93	43.06	51.97	62.70	67.87	69.35	61.45	50.14	36.75	27.79
2017	31.79	41.07	35.36	47.31	53.36	60.46	69.01	62.85	56.05	46.26	31.86	19.71
2018	16.85	29.53	28.84	36.21	58.44	63.26	63.60	65.09	61.80	45.30	30.76	28.78
2019	25.93	32.22	29.11	42.05	54.35	60.17	65.93	62.79	58.67	43.48	27.08	27.04
2020	28.58	24.26	36.43	38.52	49.17	59.22	66.87	62.08	53.57	43.32	34.57	25.32
2021	26.38	19.02	32.75	39.16	47.28	62.22	64.35	65.51	56.20	50.84	28.87	30.43
2022	16.62	20.52	32.87	39.01	53.75	56.96	65.50	62.07	55.26	38.28	32.85	25.93
2023	29.08	27.75	30.84	39.73	48.31	56.12	64.19	62.56	53.87	44.92	30.50	31.65
2024	24.46	28.44	34.53	44.82	56.88	60.14	63.50	61.86	56.39	44.77	39.62	29.62
2025	13.94	23.77	34.86	47.81	51.63	59.22	M	M	M	M	M	M
NCEI Climatology	20.40	21.92	30.01	39.30	50.60	59.90	63.51	61.11	53.10	41.20	31.91	25.50

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2006	M	M	M	56.60	61.09	68.59	77.36	77.53	66.13	54.44	47.24	41.74
2007	37.06	22.16	50.58	53.21	68.38	75.31	74.68	81.23	72.57	64.34	47.29	39.15
2008	34.03	35.14	44.00	57.79	63.47	73.77	74.54	74.13	70.64	55.20	41.69	34.44
2009	25.73	35.25	46.69	53.57	63.44	72.56	70.15	72.50	66.11	52.15	47.21	33.71
2010	27.79	28.79	46.23	57.74	65.88	73.85	79.08	76.94	68.66	56.24	44.30	28.81
2011	26.75	35.76	43.88	56.66	63.62	72.26	80.40	74.91	64.76	56.47	47.03	38.33
2012	34.26	36.62	53.05	52.22	66.17	70.52	79.50	72.78	64.60	52.59	40.83	39.14
2013	32.21	32.15	36.64	53.59	64.30	71.03	73.49	72.11	67.13	54.49	40.15	33.11
2014	22.72	25.86	37.77	54.32	63.04	73.11	71.56	74.94	66.57	55.51	39.21	38.76
2015	29.32	23.94	41.44	55.42	67.85	73.18	75.54	72.49	70.63	57.72	49.55	46.27
2016	30.99	36.75	50.15	54.75	62.91	74.38	77.62	79.09	71.85	61.34	48.84	34.14
2017	38.77	52.02	44.78	59.75	63.68	71.96	76.40	72.82	65.43	57.09	42.63	29.45
2018	26.55	38.94	38.67	47.60	70.58	73.78	74.80	75.23	71.36	55.97	37.00	36.76
2019	30.32	37.58	38.92	54.12	64.68	70.17	76.68	73.45	72.05	57.13	37.72	37.43
2020	36.07	33.58	46.88	49.90	60.00	71.21	76.24	73.23	66.85	54.23	46.78	34.43
2021	32.30	27.01	46.19	52.03	59.64	72.84	73.75	76.33	68.24	60.75	40.48	41.61
2022	26.01	31.82	45.75	50.22	65.41	70.45	75.70	73.28	66.81	52.74	43.98	34.17
2023	37.05	40.69	42.40	52.70	61.53	68.78	74.95	73.27	66.20	56.03	43.41	40.34
2024	30.94	40.68	46.42	56.26	67.36	72.76	74.44	73.69	69.84	58.04	47.30	37.20
2025	22.85	32.87	46.96	59.58	61.29	69.69	M	M	M	M	M	M
NCEI Climatology	29.40	32.03	41.11	52.00	62.35	71.15	74.65	73.10	66.00	53.95	42.65	34.00

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
2006	M	M	M	M	81.4%	82.8%	84.5%	86.2%	88.0%	83.5%	86.3%	81.6%
2007	84.4%	81.5%	76.8%	75.7%	73.8%	74.9%	78.5%	74.8%	72.0%	73.0%	71.8%	80.9%
2008	72.0%	77.6%	73.3%	66.2%	70.3%	72.4%	73.3%	67.7%	72.8%	65.1%	73.6%	75.7%
2009	75.6%	71.8%	62.4%	67.6%	69.1%	72.0%	74.7%	78.2%	M	93.6%	81.6%	77.2%
2010	79.8%	80.6%	74.7%	63.9%	75.0%	78.7%	76.8%	74.0%	65.5%	64.1%	70.2%	77.2%
2011	77.1%	75.1%	70.7%	72.9%	77.5%	72.2%	74.0%	72.8%	80.9%	72.4%	83.1%	90.2%
2012	84.1%	82.7%	78.2%	71.9%	79.9%	72.5%	75.0%	75.2%	85.5%	82.6%	81.1%	90.8%
2013	82.6%	83.1%	80.4%	73.6%	81.0%	84.8%	88.4%	81.1%	68.5%	73.4%	65.4%	71.2%
2014	64.8%	62.4%	56.3%	56.7%	63.1%	71.1%	70.2%	70.9%	70.3%	71.0%	63.6%	74.7%
2015	67.0%	60.4%	62.2%	60.6%	64.7%	74.2%	73.5%	72.0%	70.4%	65.9%	66.6%	75.7%
2016	67.0%	65.8%	64.6%	56.4%	60.5%	58.9%	66.5%	69.0%	67.5%	65.9%	65.6%	65.4%
2017	68.3%	59.7%	55.2%	56.9%	62.8%	61.2%	71.3%	70.9%	73.2%	79.8%	75.5%	73.7%
2018	74.6%	76.2%	65.5%	64.8%	74.2%	79.5%	75.0%	80.4%	83.0%	78.4%	83.1%	82.4%
2019	75.4%	77.4%	69.2%	72.0%	79.5%	77.8%	77.2%	75.3%	73.8%	75.1%	77.7%	82.1%
2020	78.2%	77.7%	74.3%	70.3%	75.5%	75.8%	83.4%	80.1%	74.6%	79.4%	73.7%	78.1%
2021	79.3%	75.6%	65.8%	70.7%	75.0%	79.6%	84.5%	80.7%	80.5%	85.0%	72.0%	77.2%
2022	69.5%	71.9%	63.3%	68.2%	74.6%	69.5%	77.1%	80.4%	78.0%	66.8%	69.3%	73.9%
2023	80.2%	63.8%	67.5%	65.3%	65.8%	68.3%	78.4%	76.7%	74.9%	75.7%	69.3%	79.0%
2024	78.1%	67.0%	66.0%	69.4%	76.4%	69.1%	76.0%	74.3%	66.8%	69.3%	80.5%	77.0%
2025	74.0%	73.0%	63.8%	73.4%	76.6%	78.8%	M	M	M	M	M	M