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 (USC00343304) 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
2001	M	M	M	M	M	M	0.83	1.44	2.79	0.00	0.15	0.03
2002	0.11	0.65	0.03	0.83	0.78	1.81	2.18	1.65	0.85	5.82	0.17	0.07
2003	0.00	0.40	1.29	0.99	1.39	2.64	0.04	3.08	0.10	0.01	0.47	0.36
2004	0.81	0.76	2.45	1.48	0.01	5.55	1.48	3.11	1.24	1.68	2.03	0.05
2005	2.13	0.57	0.53	0.87	0.68	4.31	1.44	3.72	0.84	1.02	0.13	0.08
2006	0.07	0.00	1.10	0.82	1.05	1.45	1.32	1.66	0.66	0.75	0.10	4.44
2007	0.11	0.42	2.96	1.38	4.40	3.54	2.25	1.39	1.05	0.49	0.03	1.18
2008	0.06	0.74	0.05	1.27	1.71	1.16	2.58	1.40	0.85	3.82	0.08	0.06
2009	0.00	0.10	0.06	1.84	0.41	1.12	0.71	1.70	0.40	1.49	0.15	0.00
2010	M	M	M	M	M	2.60	3.23	0.95	1.58	0.52	2.20	0.18
2011	0.02	0.00	0.08	0.77	0.34	1.71	0.99	5.69	0.64	1.11	1.10	1.35
2012	0.14	4.56	2.48	1.96	0.25	0.63	0.31	2.56	3.80	1.50	0.26	0.31
2013	0.30	1.31	1.46	1.01	0.80	3.85	2.38	2.75	1.94	0.32	0.20	0.16
2014	0.11	0.19	0.16	0.26	0.49	6.43	3.03	2.60	0.58	1.10	0.17	0.30
2015	0.28	0.18	0.48	5.33	6.31	2.37	1.80	1.97	1.23	2.53	1.73	0.92
2016	0.12	0.26	0.92	2.70	2.30	1.80	1.22	M	0.07	0.19	0.46	0.29
2017	2.40	0.24	2.34	3.48	3.91	2.87	1.22	4.40	1.30	1.29	M	M
2018	M	0.03	0.19	1.24	2.23	4.73	3.76	3.12	1.11	9.32	0.09	0.85
2019	0.20	0.03	2.06	M	1.16	3.10	0.79	3.33	0.09	3.52	0.53	0.67
2020	0.66	0.32	1.40	1.44	1.68	1.36	2.65	1.64	1.47	0.12	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	4.05	0.09	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	2.54	M	M	M	M	M	M	M
NCEI Climatology	0.92	0.79	1.92	2.19	3.19	3.77	2.63	3.07	1.99	2.49	1.05	1.24

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	12.8	10.2	10.0	14.4	12.4	11.9
2002	12.0	13.6	14.6	14.5	13.8	14.5	10.9	10.8	10.4	9.5	10.6	10.4
2003	11.0	10.0	12.1	13.9	10.8	9.7	12.8	10.3	9.0	10.6	11.9	12.7
2004	10.1	11.8	12.6	12.2	15.2	10.9	10.3	10.5	11.7	10.2	10.1	11.7
2005	8.2	10.4	12.1	13.4	10.9	13.1	10.4	8.6	11.4	11.6	13.3	10.5
2006	12.9	10.5	14.0	14.2	11.1	12.0	10.2	9.8	10.8	11.4	11.4	10.8
2007	11.1	11.2	12.8	11.9	9.9	9.4	8.2	12.2	11.7	13.5	10.5	9.7
2008	13.6	11.0	13.0	14.4	12.8	13.2	11.2	9.1	10.1	11.6	11.9	13.3
2009	11.2	13.2	14.2	14.4	10.5	11.8	10.6	11.8	9.4	12.1	11.3	11.9
2010	M	M	M	M	M	13.9	11.2	10.7	12.4	10.9	13.3	9.6
2011	10.3	12.9	13.2	14.9	15.3	15.8	10.7	10.0	10.0	12.5	12.9	10.7
2012	12.2	12.0	13.9	12.3	13.0	12.9	10.8	8.9	9.2	10.9	11.1	11.1
2013	9.7	10.5	11.2	14.0	13.8	13.2	11.1	9.7	10.8	11.8	12.0	10.5
2014	12.4	10.0	14.0	15.2	12.6	14.5	10.6	9.9	11.1	9.9	10.9	9.7
2015	9.7	10.7	9.7	12.2	11.7	11.3	10.7	8.8	12.3	9.2	11.9	10.9
2016	9.1	11.3	13.2	12.3	11.6	9.7	11.5	M	10.3	12.4	10.4	10.2
2017	10.1	11.2	14.2	14.8	11.4	12.1	9.7	7.7	10.9	13.5	10.7	10.3
2018	11.9	11.7	12.3	14.1	13.3	13.3	8.2	10.0	10.3	9.1	10.1	10.5
2019	9.9	9.1	10.1	11.3	9.4	7.5	8.5	9.2	12.1	11.5	10.3	9.4
2020	9.9	11.3	11.3	12.7	10.9	15.0	9.6	9.4	9.1	11.5	12.2	10.1
2021	10.4	8.9	13.7	13.6	11.7	9.7	8.3	11.3	12.0	10.9	10.1	11.4
2022	11.1	12.0	12.9	16.0	13.9	12.2	10.8	8.2	9.8	9.2	11.2	11.9
2023	9.9	11.5	12.5	13.1	9.0	7.7	9.2	7.9	8.7	10.2	9.5	9.4
2024	9.2	11.3	11.8	13.5	10.2	11.3	10.0	9.4	8.6	10.9	10.8	8.9
2025	9.2	10.2	13.6	13.5	9.9	11.6	9.2	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
2001	M	M	M	M	M	M	100.82	94.95	81.59	72.88	61.11	52.92
2002	51.80	52.85	60.98	73.98	80.34	90.69	93.01	94.49	87.54	62.78	58.98	48.43
2003	50.08	47.01	62.28	74.70	80.05	83.50	99.39	95.88	83.80	77.76	59.57	53.00
2004	50.77	50.39	66.06	70.17	87.26	87.13	90.65	88.05	86.05	73.07	55.41	56.34
2005	46.83	54.90	62.10	71.15	79.99	89.57	92.95	90.70	89.12	74.21	67.46	50.12
2006	61.44	55.08	63.24	80.36	84.49	94.28	98.31	94.30	82.46	73.86	64.04	53.37
2007	49.07	50.46	68.20	64.64	77.70	85.07	90.24	95.23	85.82	78.68	63.86	46.63
2008	52.55	53.85	63.59	70.94	81.47	91.40	94.36	90.18	81.56	72.88	62.67	51.10
2009	53.08	60.24	65.52	70.88	77.12	92.48	96.63	94.01	82.76	63.70	65.54	37.20
2010	M	M	M	M	M	93.78	93.47	96.05	89.43	77.62	61.06	50.44
2011	47.68	52.26	63.81	76.22	83.10	98.12	102.84	101.33	85.76	74.39	59.54	47.04
2012	55.63	50.99	71.72	74.83	85.71	94.28	100.23	93.55	85.88	73.52	67.34	51.92
2013	50.99	50.13	60.16	65.18	80.08	90.56	92.79	91.40	86.96	72.59	58.46	48.08
2014	50.58	45.95	60.22	73.04	83.79	86.78	87.29	94.30	85.16	77.84	56.11	47.85
2015	49.83	51.41	67.13	73.40	73.34	89.54	93.08	89.89	88.28	72.82	60.20	51.51
2016	47.10	59.62	66.26	71.42	75.14	88.04	90.72	M	85.55	80.54	65.36	46.92
2017	49.25	62.47	66.32	68.90	76.65	86.78	93.26	85.07	82.94	74.36	62.90	48.72
2018	51.39	49.61	65.27	67.22	88.09	91.70	92.18	88.56	82.04	68.46	54.14	49.48
2019	49.01	45.76	55.92	71.42	73.05	84.68	91.63	93.26	90.20	65.85	57.80	52.54
2020	50.35	50.43	63.59	70.04	76.94	91.22	93.26	91.40	81.32	69.05	63.44	47.39
2021	47.91	39.59	62.48	67.58	74.62	88.28	89.19	91.11	89.12	75.72	63.32	62.08
2022	49.88	50.00	62.08	73.04	80.43	89.24	98.02	91.92	88.52	74.79	55.82	49.61
2023	51.05	55.79	59.00	70.82	77.56	84.65	91.63	92.56	87.14	72.12	62.12	53.14
2024	43.32	60.12	64.86	74.66	79.32	90.53	91.23	93.40	87.26	80.08	60.68	55.15
2025	42.57	49.49	69.16	73.16	77.12	86.72	89.33	M	M	M	M	M
NCEI Climatology	47.80	52.33	61.60	70.80	79.30	88.19	94.01	92.60	84.70	72.59	59.80	48.60

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	72.68	67.77	56.75	41.76	36.41	23.44
2002	27.30	27.79	28.92	48.97	54.79	67.43	70.46	69.00	60.21	44.95	34.61	28.28
2003	25.17	24.06	34.99	47.43	55.15	62.83	71.39	67.78	62.51	48.23	37.11	29.86
2004	26.26	27.50	43.32	47.33	59.87	64.73	67.92	65.74	60.01	51.52	38.61	29.23
2005	27.47	34.31	36.85	45.27	57.59	65.80	68.46	69.10	64.58	50.93	38.18	25.26
2006	32.87	26.15	40.01	51.62	59.00	67.94	72.47	71.77	57.74	49.65	37.10	30.26
2007	24.51	26.99	45.60	44.60	59.70	63.87	65.97	72.94	64.46	50.64	34.64	26.02
2008	26.14	27.47	35.77	44.54	56.10	64.22	71.60	69.45	58.99	48.35	37.27	25.21
2009	23.00	35.60	39.45	46.34	56.10	67.16	70.67	68.87	59.72	44.48	41.06	20.40
2010	M	M	M	M	M	72.70	72.59	72.04	64.52	50.93	35.82	28.62
2011	22.69	23.83	39.36	47.21	55.11	71.66	77.70	74.33	58.70	49.07	36.86	29.56
2012	29.10	31.81	46.98	53.04	61.21	68.72	74.79	67.07	60.50	45.70	38.90	28.81
2013	27.30	26.28	34.67	41.00	54.88	67.52	69.86	69.80	64.22	47.45	34.82	22.94
2014	24.51	24.03	33.28	46.10	56.50	67.76	68.19	69.39	62.18	50.96	31.68	32.00
2015	27.30	24.61	38.45	48.02	54.24	68.24	71.02	66.90	64.94	49.77	36.80	30.08
2016	24.68	30.45	38.91	46.28	52.15	65.72	69.80	M	64.17	51.74	39.38	23.00
2017	26.08	32.19	39.78	46.52	51.63	65.24	69.92	63.70	59.78	54.92	36.62	24.34
2018	21.61	24.41	36.65	38.18	61.50	68.00	68.54	67.03	61.10	45.30	29.24	25.67
2019	24.68	23.06	31.83	44.78	51.63	61.16	67.77	69.39	67.70	40.19	30.92	28.90
2020	27.30	27.28	39.37	41.72	53.19	66.44	69.16	65.33	54.68	42.10	36.86	25.61
2021	26.48	17.86	37.23	41.72	53.37	65.72	67.36	68.12	62.96	47.85	35.90	31.48
2022	20.33	21.33	33.16	45.32	55.75	66.20	72.35	67.07	60.02	45.94	31.94	26.86
2023	27.41	25.44	33.28	42.26	55.77	61.83	67.88	66.20	62.42	46.63	35.00	31.83
2024	21.66	32.31	37.46	47.24	55.11	67.75	66.84	68.67	58.88	50.00	37.94	31.13
2025	19.63	21.65	38.68	47.06	51.63	64.34	67.19	M	M	M	M	M
NCEI Climatology	19.50	22.73	31.49	40.89	52.40	63.20	67.61	65.20	56.01	42.90	30.20	21.40

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2001	M	M	M	M	M	M	86.75	81.36	69.17	57.32	48.76	38.18
2002	39.55	40.32	44.95	61.47	67.56	79.06	81.74	81.75	73.88	53.86	46.79	38.35
2003	37.63	35.53	48.63	61.07	67.60	73.17	85.39	81.83	73.16	63.00	48.34	41.43
2004	38.52	38.94	54.69	58.75	73.56	75.93	79.29	76.89	73.03	62.29	47.01	42.78
2005	37.15	44.61	49.48	58.21	68.79	77.68	80.71	79.90	76.85	62.57	52.82	37.69
2006	47.15	40.61	51.63	65.99	71.75	81.11	85.39	83.04	70.10	61.76	50.57	41.81
2007	36.79	38.73	56.90	54.62	68.70	74.47	78.10	84.08	75.14	64.66	49.25	36.33
2008	39.35	40.66	49.68	57.74	68.78	77.81	82.98	79.82	70.28	60.62	49.97	38.15
2009	38.04	47.92	52.48	58.61	66.61	79.82	83.65	81.44	71.24	54.09	53.30	28.80
2010	M	M	M	M	M	83.24	83.03	84.04	76.98	64.27	48.44	39.53
2011	35.19	38.05	51.58	61.72	69.10	84.89	90.27	87.83	72.23	61.73	48.20	38.30
2012	42.36	41.40	59.35	63.93	73.46	81.50	87.51	80.31	73.19	59.61	53.12	40.36
2013	39.14	38.20	47.42	53.09	67.48	79.04	81.33	80.60	75.59	60.02	46.64	35.51
2014	37.55	34.99	46.75	59.57	70.15	77.27	77.74	81.85	73.67	64.40	43.89	39.93
2015	38.56	38.01	52.79	60.71	63.79	78.89	82.05	78.39	76.61	61.29	48.50	40.80
2016	35.89	45.03	52.58	58.85	63.65	76.88	80.26	M	74.86	66.14	52.37	34.96
2017	37.66	47.33	53.05	57.71	64.14	76.01	81.59	74.39	71.36	64.64	49.76	36.53
2018	36.50	37.01	50.96	52.70	74.79	79.85	80.36	77.80	71.57	56.88	41.69	37.57
2019	36.85	34.41	43.87	58.10	62.34	72.92	79.70	81.33	78.95	53.02	44.36	40.72
2020	38.82	38.86	51.48	55.88	65.07	78.83	81.21	78.36	68.00	55.57	50.15	36.50
2021	37.20	28.72	49.85	54.65	63.99	77.00	78.28	79.61	76.04	61.79	49.61	46.78
2022	35.11	35.66	47.62	59.18	68.09	77.72	85.19	79.50	74.27	60.36	43.88	38.24
2023	39.23	40.61	46.14	56.54	66.67	73.24	79.76	79.38	74.78	59.38	48.56	42.48
2024	32.49	46.21	51.16	60.95	67.22	79.14	79.03	81.03	73.07	65.04	49.31	43.14
2025	31.10	35.57	53.92	60.11	64.37	75.53	78.26	M	M	M	M	M
NCEI Climatology	33.65	37.53	46.55	55.84	65.85	75.69	80.81	78.90	70.35	57.75	45.00	35.00

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
2001	M	M	M	M	M	M	49.7%	57.6%	66.0%	49.2%	65.9%	48.2%
2002	50.5%	56.0%	48.1%	61.2%	61.6%	59.7%	60.4%	58.1%	54.8%	76.0%	59.8%	69.9%
2003	62.3%	71.7%	63.9%	55.3%	61.9%	67.3%	43.8%	52.7%	64.7%	51.8%	61.3%	57.8%
2004	66.4%	68.8%	59.4%	63.2%	52.5%	63.6%	61.4%	61.5%	55.5%	69.4%	80.7%	58.6%
2005	78.4%	72.7%	58.3%	57.7%	63.8%	57.6%	56.6%	64.9%	55.3%	61.1%	46.7%	56.7%
2006	45.3%	46.1%	51.6%	43.0%	53.7%	45.3%	43.4%	58.5%	53.8%	59.6%	54.6%	62.0%
2007	70.9%	69.2%	64.3%	64.4%	72.2%	68.7%	64.4%	56.8%	61.2%	51.1%	50.8%	72.5%
2008	51.6%	57.1%	52.6%	53.0%	56.7%	52.4%	52.8%	61.9%	62.3%	61.6%	54.2%	54.5%
2009	47.1%	47.8%	53.8%	57.9%	63.7%	52.8%	49.2%	54.9%	64.0%	71.8%	63.5%	65.1%
2010	M	M	M	M	M	57.3%	64.6%	52.1%	59.0%	49.1%	56.3%	62.9%
2011	64.4%	59.9%	56.5%	43.8%	47.0%	37.6%	37.1%	42.9%	42.9%	51.5%	59.4%	75.2%
2012	52.6%	65.5%	61.6%	64.1%	50.2%	49.4%	36.5%	46.2%	53.7%	52.1%	51.3%	55.1%
2013	63.7%	66.5%	59.6%	61.7%	58.1%	51.6%	52.3%	57.8%	52.3%	58.2%	58.0%	60.6%
2014	49.5%	61.3%	49.2%	46.6%	45.7%	61.7%	59.8%	51.8%	58.0%	54.8%	54.1%	73.5%
2015	57.1%	61.3%	54.7%	58.2%	70.1%	59.3%	59.1%	57.8%	52.5%	58.1%	64.3%	64.8%
2016	68.7%	47.5%	50.4%	55.4%	60.8%	60.0%	59.4%	M	51.5%	52.7%	54.5%	57.3%
2017	58.1%	49.8%	52.5%	62.2%	57.4%	56.8%	52.2%	65.3%	56.1%	60.6%	56.3%	53.8%
2018	43.6%	55.5%	47.2%	46.3%	50.5%	50.1%	56.0%	57.0%	66.3%	67.0%	65.2%	61.7%
2019	63.2%	66.6%	58.3%	52.6%	69.0%	59.4%	52.8%	60.0%	58.9%	59.7%	65.2%	63.6%
2020	67.9%	65.9%	64.6%	59.3%	61.8%	50.7%	62.1%	59.1%	64.7%	59.0%	62.2%	70.9%
2021	67.8%	69.1%	61.1%	55.2%	70.9%	63.5%	64.5%	59.3%	49.8%	56.4%	54.9%	45.2%
2022	51.5%	51.7%	50.8%	44.4%	58.2%	57.1%	45.2%	54.3%	51.2%	47.1%	66.5%	64.1%
2023	64.0%	54.7%	56.3%	47.6%	66.8%	68.2%	60.7%	55.3%	56.8%	59.3%	65.3%	70.1%
2024	71.0%	60.8%	58.2%	49.7%	61.7%	61.5%	55.3%	53.9%	54.7%	46.0%	68.8%	66.5%
2025	68.0%	60.6%	46.3%	56.6%	62.5%	66.3%	63.6%	M	M	M	M	M