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 (USC00342318) 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	4.54	2.50	7.31	2.23	1.19	0.01	0.03
2006	0.69	0.26	2.73	3.25	2.54	1.45	2.29	0.76	1.68	1.61	2.26	2.44
2007	1.29	0.60	3.94	1.43	6.82	8.83	7.57	2.73	3.67	1.74	0.48	1.60
2008	0.59	1.67	2.70	3.66	5.00	4.06	2.29	1.44	3.31	1.41	1.83	0.76
2009	0.28	0.94	1.92	3.62	1.44	1.64	3.86	2.12	2.87	4.68	0.35	0.15
2010	1.26	1.14	1.23	1.83	4.30	6.21	2.10	3.09	2.35	0.87	0.77	0.50
2011	0.09	1.81	0.35	1.44	3.65	1.79	0.37	0.90	2.38	1.56	4.81	1.35
2012	0.65	1.42	3.76	2.60	0.48	2.13	0.54	2.29	1.10	2.12	0.46	0.61
2013	1.32	2.26	0.25	4.11	5.17	3.23	4.43	2.03	2.37	2.49	0.48	0.79
2014	0.02	0.11	0.91	1.00	1.41	4.34	3.61	0.77	4.20	3.49	1.29	0.54
2015	0.70	0.49	2.16	3.65	6.99	4.80	3.88	4.19	2.18	1.97	3.34	4.30
2016	0.39	0.02	2.07	4.60	2.73	0.89	5.54	1.42	1.48	1.69	0.94	0.23
2017	1.97	1.21	0.34	0.05	0.05	0.04	0.06	M	M	M	0.03	0.00
2018	0.00	0.00	0.00	3.02	3.59	5.90	4.19	8.70	9.98	4.88	1.08	5.70
2019	4.68	1.68	2.80	11.26	22.00	6.07	0.60	20.18	6.48	3.03	2.50	0.58
2020	2.41	0.39	4.74	1.37	2.74	1.72	8.93	1.88	2.75	4.75	2.36	4.84
2021	3.34	0.42	1.86	3.71	4.88	8.12	2.18	6.25	5.16	9.60	2.57	0.29
2022	0.72	2.85	4.69	3.04	25.80	6.96	7.10	1.88	0.40	4.12	5.60	3.23
2023	1.26	3.60	4.42	5.16	9.88	1.30	11.12	6.32	6.02	5.84	1.64	4.56
2024	2.96	3.70	2.80	4.82	13.92	3.30	2.40	2.44	0.51	0.62	7.45	0.99
2025	0.26	0.14	1.04	11.19	4.59	5.62	M	M	M	M	M	M
NCEI Climatology	1.35	1.41	2.53	3.63	6.07	4.84	3.25	3.23	3.92	3.43	2.24	2.13

Average Wind Speed [MPH]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	M	M	6.3	5.1	4.4	5.1	5.9	9.1	7.4
2006	8.9	7.8	9.0	9.7	7.3	6.4	6.0	5.8	5.7	7.3	7.2	7.6
2007	7.1	8.8	7.8	7.7	5.9	5.9	3.6	5.6	4.8	6.5	5.9	6.0
2008	8.7	7.9	9.4	10.0	8.4	8.6	5.9	4.0	4.6	6.4	7.4	9.2
2009	7.9	9.5	10.1	9.6	6.3	7.2	6.1	5.9	4.9	7.1	5.8	7.0
2010	5.4	5.4	8.8	8.7	5.5	6.1	5.1	4.9	5.5	4.7	8.7	7.1
2011	6.8	7.9	8.7	10.7	9.2	9.0	5.3	5.5	4.9	5.4	8.5	5.6
2012	7.6	6.5	7.4	6.4	7.0	6.0	5.6	5.3	4.7	7.0	5.7	7.2
2013	5.9	6.6	7.4	8.3	7.1	6.2	4.7	3.7	3.9	5.8	6.9	5.2
2014	7.1	4.4	8.3	9.0	7.9	7.7	5.4	5.1	5.5	5.8	7.7	5.7
2015	5.8	6.9	5.1	7.4	6.2	6.1	5.7	4.2	5.0	4.3	7.1	6.9
2016	7.0	8.4	8.8	7.4	6.5	5.2	6.3	5.3	5.6	7.0	6.1	6.4
2017	7.4	8.0	9.0	8.7	7.2	6.4	5.1	4.6	5.1	7.1	6.5	7.0
2018	8.1	7.2	8.3	9.7	6.5	7.1	4.1	5.3	4.9	5.4	6.8	6.8
2019	7.0	8.0	7.7	8.2	6.9	5.6	5.8	5.1	5.4	7.6	6.3	6.3
2020	7.3	7.5	7.3	7.8	6.3	7.1	5.3	4.7	4.7	6.3	7.1	6.4
2021	6.7	7.4	8.1	8.2	6.1	5.3	4.4	5.6	5.3	6.5	6.2	6.7
2022	6.9	8.2	8.3	9.9	8.4	6.2	5.9	4.6	4.9	5.8	7.1	7.1
2023	7.0	7.7	8.6	8.1	4.4	3.5	5.2	4.4	4.8	6.5	5.3	6.8
2024	6.0	7.5	8.3	9.0	5.9	6.4	5.6	5.5	4.2	5.9	5.9	5.8
2025	5.7	6.6	9.3	8.0	5.2	4.4	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
2005	M	M	M	M	83.23	88.83	92.15	92.55	88.93	74.77	65.55	48.21
2006	60.17	52.81	64.97	79.10	81.59	89.78	95.98	96.20	80.89	71.48	61.11	49.97
2007	49.41	50.11	69.01	65.68	78.30	82.59	88.63	93.12	84.24	75.69	64.61	50.42
2008	49.75	52.51	63.59	71.22	81.61	88.54	94.10	91.28	83.35	75.85	64.04	52.61
2009	51.39	60.74	65.97	72.44	78.22	92.48	92.79	90.03	81.44	65.10	67.10	45.65
2010	44.95	45.31	62.31	75.08	79.90	91.10	93.26	97.38	87.20	76.94	60.32	48.03
2011	44.72	48.82	61.15	74.54	76.54	93.38	103.83	103.65	86.36	77.70	62.78	53.37
2012	58.77	56.58	74.21	77.42	84.90	89.60	99.94	94.83	87.44	71.72	66.68	53.48
2013	52.15	52.12	59.06	66.50	75.72	87.86	90.88	90.24	88.52	71.14	56.84	46.40
2014	49.79	59.67	60.39	72.74	81.35	86.78	88.26	93.55	84.14	77.41	55.64	47.27
2015	49.42	48.46	63.47	70.82	74.68	88.76	90.65	88.21	85.16	73.98	63.08	57.08
2016	47.97	60.82	67.47	73.29	76.83	90.36	91.92	92.33	86.66	79.53	67.56	49.30
2017	52.58	62.72	67.65	72.09	79.35	87.44	92.86	86.51	84.22	73.98	63.82	49.95
2018	48.93	52.01	64.66	66.84	86.13	88.89	92.61	89.01	82.00	69.51	56.48	49.54
2019	46.18	45.08	57.41	72.44	76.76	84.94	91.35	89.39	87.45	68.85	58.82	53.65
2020	52.40	52.23	66.42	70.39	75.77	89.53	90.84	90.09	80.40	70.52	65.77	52.80
2021	47.93	40.53	66.27	69.38	73.67	86.52	89.97	91.42	89.48	75.97	63.26	63.42
2022	50.25	52.27	63.61	73.36	79.33	89.35	98.86	93.92	89.63	76.48	57.72	49.71
2023	53.06	55.87	61.33	71.74	79.27	87.43	91.99	93.97	88.22	72.95	64.56	55.59
2024	42.58	62.23	68.12	75.54	81.25	90.73	91.96	93.96	87.53	82.77	64.21	54.90
2025	45.46	50.39	70.67	72.83	77.57	84.28	M	M	M	M	M	M
NCEI Climatology	49.30	54.03	62.70	71.90	79.20	87.70	93.20	93.00	85.10	73.99	61.69	51.30

Average Daily Low Temperature [F]

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	M	61.08	65.76	68.50	70.68	64.93	50.78	37.55	25.46
2006	34.45	29.01	41.50	53.01	58.95	64.04	69.64	72.24	55.15	47.26	38.11	35.48
2007	25.82	28.18	47.72	44.28	61.23	68.09	70.05	72.33	63.69	52.29	38.33	29.43
2008	27.72	29.20	38.88	46.81	59.74	69.79	71.88	70.90	60.33	49.20	39.26	29.15
2009	26.95	36.76	43.96	48.08	57.72	70.82	70.26	69.92	62.78	47.10	44.36	26.54
2010	27.65	30.26	40.25	52.58	59.52	73.22	74.79	73.28	65.54	46.40	36.38	27.30
2011	20.97	25.08	38.74	48.26	55.40	68.78	77.00	76.07	58.28	50.35	41.18	32.93
2012	32.35	35.60	50.75	56.60	62.72	66.50	73.23	67.59	60.80	46.52	37.34	30.03
2013	28.17	28.98	35.54	42.50	54.99	65.72	67.30	68.75	60.68	47.97	34.58	23.96
2014	22.65	29.41	32.35	44.30	57.08	66.86	65.79	67.77	60.02	50.99	32.00	33.86
2015	25.85	24.09	39.14	49.76	56.56	67.34	70.61	65.74	62.66	49.71	40.94	34.50
2016	28.40	33.50	41.23	48.71	55.72	68.13	72.11	69.64	62.86	54.74	42.06	26.31
2017	28.07	37.47	42.28	50.13	54.82	65.94	71.26	67.31	61.19	49.62	40.20	29.89
2018	24.14	27.47	38.93	39.78	63.30	68.81	71.01	69.21	64.94	50.04	31.49	29.90
2019	32.81	34.75	36.22	49.35	57.69	65.63	69.54	71.05	70.27	44.85	33.34	32.29
2020	31.20	30.35	43.80	45.55	56.14	65.90	71.43	66.87	58.78	45.18	40.02	29.37
2021	29.29	19.81	40.81	45.64	56.11	66.25	68.70	69.96	62.70	51.78	37.58	37.34
2022	22.98	26.24	36.51	47.15	60.05	67.68	72.27	69.66	60.83	47.24	37.20	29.28
2023	28.75	31.12	38.29	44.92	57.78	65.32	70.04	70.46	63.68	50.17	37.50	33.63
2024	22.16	36.31	42.53	49.84	60.26	68.87	70.34	71.56	60.89	52.59	40.92	33.48
2025	22.46	25.38	41.67	50.23	55.95	64.46	M	M	M	M	M	M
NCEI Climatology	26.40	30.22	38.52	47.59	57.60	67.20	71.11	70.01	61.80	49.39	38.21	29.10

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

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
2005	M	M	M	M	72.15	77.30	80.33	81.61	76.93	62.78	51.55	36.83
2006	47.31	40.91	53.24	66.05	70.27	76.91	82.81	84.22	68.02	59.37	49.61	42.72
2007	37.61	39.14	58.36	54.98	69.76	75.34	79.34	82.73	73.96	63.99	51.47	39.93
2008	38.74	40.86	51.24	59.01	70.67	79.16	82.99	81.09	71.84	62.53	51.65	40.88
2009	39.17	48.75	54.96	60.26	67.97	81.65	81.53	79.98	72.11	56.10	55.73	36.09
2010	36.30	37.79	51.28	63.83	69.71	82.16	84.03	85.33	76.37	61.67	48.35	37.66
2011	32.84	36.95	49.94	61.40	65.97	81.08	90.41	89.86	72.32	64.02	51.98	43.15
2012	45.56	46.09	62.48	67.01	73.81	78.05	86.58	81.21	74.12	59.12	52.01	41.75
2013	40.16	40.55	47.30	54.50	65.36	76.79	79.09	79.50	74.60	59.55	45.71	35.18
2014	36.22	44.54	46.37	58.52	69.22	76.82	77.03	80.66	72.08	64.20	43.82	40.56
2015	37.63	36.28	51.31	60.29	65.62	78.05	80.63	76.97	73.91	61.85	52.01	45.79
2016	38.19	47.16	54.35	61.00	66.27	79.24	82.02	80.98	74.76	67.14	54.81	37.80
2017	40.32	50.09	54.97	61.11	67.09	76.69	82.06	76.91	72.70	61.80	52.01	39.92
2018	36.54	39.74	51.79	53.31	74.72	78.85	81.81	79.11	73.47	59.77	43.98	39.72
2019	39.50	39.92	46.81	60.90	67.22	75.28	80.45	80.22	78.86	56.85	46.08	42.97
2020	41.80	41.29	55.11	57.97	65.95	77.72	81.14	78.48	69.59	57.85	52.90	41.09
2021	38.61	30.17	53.54	57.51	64.89	76.39	79.34	80.69	76.09	63.87	50.42	50.38
2022	36.62	39.25	50.06	60.26	69.69	78.52	85.56	81.79	75.23	61.86	47.46	39.49
2023	40.91	43.50	49.81	58.33	68.52	76.37	81.01	82.22	75.95	61.56	51.03	44.61
2024	32.37	49.27	55.32	62.69	70.75	79.80	81.15	82.76	74.21	67.68	52.57	44.19
2025	33.96	37.89	56.17	61.53	66.76	74.37	M	M	M	M	M	M
NCEI Climatology	37.85	42.13	50.61	59.75	68.40	77.45	82.15	81.50	73.45	61.69	49.95	40.20

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	M	M	69.4%	66.9%	70.6%	69.0%	67.4%	56.1%	63.7%
2006	55.0%	58.8%	60.6%	60.8%	71.2%	60.4%	58.4%	59.3%	66.9%	71.0%	71.3%	75.1%
2007	70.6%	62.6%	63.8%	66.9%	80.9%	83.1%	79.9%	73.7%	78.0%	72.8%	69.2%	77.1%
2008	69.4%	72.5%	65.9%	63.2%	62.7%	66.9%	60.5%	66.6%	74.1%	67.5%	65.1%	66.3%
2009	61.8%	60.7%	61.2%	63.4%	72.3%	65.3%	64.3%	68.9%	76.4%	76.8%	72.4%	74.1%
2010	78.1%	77.0%	66.8%	64.1%	72.8%	72.7%	73.8%	62.2%	72.3%	60.9%	61.5%	64.1%
2011	64.2%	65.5%	64.1%	54.4%	64.9%	55.1%	46.5%	49.1%	53.1%	58.7%	66.0%	72.0%
2012	58.6%	66.8%	66.8%	69.4%	66.4%	74.0%	60.2%	61.0%	68.9%	73.0%	69.3%	73.2%
2013	80.2%	77.9%	71.4%	77.1%	82.9%	76.3%	75.2%	79.3%	73.8%	80.9%	75.4%	84.0%
2014	65.0%	64.4%	70.1%	66.8%	72.4%	81.6%	77.5%	73.0%	79.9%	77.9%	73.3%	87.4%
2015	71.8%	76.8%	79.1%	80.3%	87.1%	80.0%	82.3%	79.0%	80.0%	76.6%	81.9%	84.1%
2016	77.8%	55.4%	60.8%	65.5%	71.5%	71.1%	73.1%	69.2%	70.7%	68.2%	69.2%	64.2%
2017	66.0%	62.0%	61.8%	72.1%	67.8%	68.0%	69.0%	76.2%	69.6%	66.2%	68.5%	65.8%
2018	57.8%	70.5%	62.5%	59.7%	69.0%	70.8%	68.8%	72.7%	80.6%	79.2%	69.1%	73.4%
2019	73.6%	77.9%	65.1%	66.5%	79.0%	76.3%	69.1%	77.1%	76.3%	72.5%	69.9%	68.8%
2020	76.3%	68.5%	71.3%	66.8%	74.5%	67.3%	76.5%	71.6%	78.7%	70.8%	66.8%	70.9%
2021	74.4%	72.5%	65.3%	63.9%	80.3%	78.8%	76.8%	74.0%	63.3%	70.2%	65.8%	63.4%
2022	59.0%	61.1%	59.1%	59.1%	75.3%	70.2%	56.7%	64.1%	58.9%	58.8%	86.5%	67.2%
2023	66.4%	61.2%	62.5%	56.5%	74.9%	68.6%	69.5%	65.6%	63.7%	64.9%	64.6%	67.1%
2024	72.0%	59.1%	61.9%	57.0%	70.5%	65.8%	64.3%	60.0%	59.9%	46.8%	69.7%	69.2%
2025	62.2%	64.0%	46.8%	64.7%	69.4%	77.6%	M	M	M	M	M	M