Waco Dam Climatology

Hot Temperatures, Excessive Rainfall, and Severe Thunderstorms in the Eastern U.S.

Hot temperatures are expected again today along the Mid-Atlantic, Southeast, and lower Mississippi Valley. Heavy to excessive rainfall from thunderstorms today in parts of the Midwest to the Mid-Atlantic regions may bring areas of flooding. Severe thunderstorms pose a risk for damaging wind gusts across the Mid Atlantic region again today. Read More >

Waco Dam (McLennan County)

31º 36' N 97º 13' W

495 ft

30 Year Normals (1991-2020)
Month		Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
N o r m a l	Maximum (°F)	58.5	61.9	68.4	76.1	82.9	90.5	94.5	95.3	89.2	79.7	68.1	59.8	77.1
	Minimum (°F)	35.7	40.0	47.6	54.3	64.2	71.8	75.0	74.9	67.6	56.7	46.2	38.5	56.0
	Precipitation (in.)	2.72	2.69	3.51	3.16	4.39	3.61	1.85	2.44	3.15	4.30	2.93	2.76	37.51
Monthly Precipitation
Year		Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
2026		1.70	0.66	1.26	4.07	5.19
2025		3.02	1.16	1.96	3.02	7.99	7.35	6.86	1.91	2.19	2.57	3.58	0.03	41.64
2024		4.16	1.58	2.53	5.11	17.40	1.59	1.30	0.84	1.23	0.39	1.52	2.46	40.11
2023		0.91	3.04	1.79	3.85	5.40	1.38	0.18	0.35	3.76	5.34	1.59	2.76	30.35
2022		0.29	1.95	1.35	1.93	3.05	1.46	0.08	2.66	0.69	2.94	5.38	0.71	22.49
2021		1.50	1.36	1.12	1.46	6.74	3.44	3.63	5.32	1.04	3.06	1.01	0.38	30.06
2020		1.95	7.13	5.72	4.77	6.53	1.70	0.55	5.99	1.27	1.40	0.87	3.95	41.83
2019		3.66	1.44	1.68	7.48	5.47	7.88	0.15	1.20	0.64	4.48	0.50	0.94	35.52
2018		0.39	2.58	2.71	0.77	3.20	0.32	0.77	2.29	5.68	12.32	3.48	4.44	38.95
2017		3.98	2.89	3.35	7.30	2.94	4.45	2.00	3.65	0.95	1.19	1.15	1.98	35.83
2016		0.35	1.90	5.24	7.16	7.76	5.93	0.10	6.59	0.71	0.21	4.14	1.35	41.44
2015		2.73	1.50	4.60	5.52	8.42	7.50	0.00	0.85	0.33	9.07	6.49	3.31	50.32
2014		0.24	0.82	1.16	1.91	7.71	6.46	0.35	1.83	1.00	3.90	2.70	0.62	28.70
2013		4.91	1.91	1.72	1.27	3.16	1.18	5.74	0.04	4.27	6.65	2.56	1.26	34.67
2012		3.75	2.89	8.44	1.65	2.10	3.40	3.44	1.78	4.00	0.40	0.00	0.73	32.58
2011		4.09	1.55	0.79	1.63	2.38	1.42	0.11	0.45	2.85	5.72	2.29	4.83	28.11
2010		4.57	4.07	4.58	3.73	0.94	4.09	4.54	0.23	0.70	1.34	1.34	0.99	38.32
2009		0.72	1.49	5.55	4.48	1.52	0.01	3.99	0.11	8.75	10.12	1.71	1.69	40.14
2008		0.85	1.46	4.69	4.58	4.71	0.16	0.46	10.20	0.50	3.29	0.60	M	NA
2007		4.54	0.40	9.68	1.08	12.68	8.10	2.78	0.30	2.83	1.13	2.07	2.44	48.03
2006		1.97	1.98	4.21	2.62	2.73	2.26	0.54	0.27	2.15	3.91	0.65	3.32	26.61
2005		3.08	3.57	1.13	2.13	3.54	1.22	0.78	5.97	0.62	0.52	0.92	M	NA
2004		3.44	4.30	2.81	6.52	3.00	8.50	3.87	0.94	0.66	6.81	9.59	1.19	51.63
2003		0.55	3.92	1.55	0.72	2.88	5.17	0.92	2.95	3.77	2.66	1.92	0.51	27.52
2002		0.79	2.18	3.55	1.20	3.31	2.43	4.30	1.03	2.82	11.03	1.47	9.49	43.60
2001		3.38	2.69	4.73	0.97	3.48	1.68	1.00	4.56	2.75	2.63	5.07	3.86	36.80
2000		2.31	4.24	2.73	3.44	5.65	8.96	0.56	0.14	1.11	4.12	7.67	6.33	47.26
1999		2.33	0.51	3.25	2.02	2.33	1.02	4.50	0.10	1.03	0.27	1.89	3.00	22.25
1998		4.37	3.87	2.11	1.69	0.61	1.35	0.43	1.36	5.03	6.38	2.86	4.06	34.12
1997		2.74	7.72	4.02	4.28	3.88	5.60	0.76	1.41	1.24	2.39	2.61	4.42	41.07
1996		0.81	0.17	1.16	2.65	1.95	3.11	2.76	5.39	3.58	1.09	4.34	3.07	30.08
1995		0.91	0.75	3.67	7.57	4.87	3.70	2.17	7.61	3.98	0.32	1.71	1.27	38.53
1994		1.46	3.20	2.80	2.46	6.73	1.74	0.34	0.62	0.99	6.84	4.17	5.02	36.37
1993		3.00	3.44	4.61	3.52	2.59	2.08	0.00	0.22	4.66	4.93	2.58	1.82	33.45
1992		4.81	6.34	3.99	1.60	5.82	3.32	0.95	0.64	2.30	1.45	4.86	4.07	40.15
1991		5.12	1.58	1.00	2.75	5.92	3.88	4.32	6.34	3.39	3.26	2.75	7.05	47.36
1990		2.65	3.76	6.02	4.03	6.18	0.93	0.83	1.74	6.44	5.91	4.17	1.90	44.56
1989		3.40	2.97	2.93	1.75	10.04	4.92	3.03	2.29	0.37	1.57	0.33	0.67	34.27
1988		0.58	1.93	3.42	1.34	1.10	5.88	1.07	0.92	4.63	1.36	1.74	2.76	26.73
1987		1.78	2.92	1.85	1.84	6.73	5.23	1.54	0.54	6.94	1.27	4.76	3.60	39.00
1986		0.08	5.03	0.53	2.54	8.23	4.47	0.39	0.68	3.61	5.77	3.92	4.41	39.66
1985		1.32	2.23	3.61	3.14	1.96	5.59	1.34	1.25	6.74	3.86	4.14	2.60	37.78
1984		0.98	1.20	3.89	0.68	3.88	1.35	1.93	1.80	1.14	10.85	3.33	5.40	36.43
1983		1.27	3.70	3.91	0.14	4.60	1.19	3.68	2.87	0.74	1.54	3.00	0.74	27.38
1982		1.42	1.64	3.95	2.50	7.09	3.86	3.12	0.15	0.04	1.72	4.07	2.44	32.00
1981		0.93	1.82	3.66	1.23	3.91	7.55	0.33	0.61	4.81	7.25	1.20	0.68	33.98
1980		2.57	1.94	2.76	4.01	5.18	0.77	0.01	0.05	2.47	0.98	2.63	3.25	26.62
1979		2.94	2.38	4.81	1.86	9.73	4.44	4.71	5.17	2.46	2.14	0.41	4.65	45.70
1978		0.99	3.21	3.51	2.75	2.97	1.36	0.66	1.60	0.65	2.05	5.17	1.79	26.71
1977		1.92	3.78	2.91	7.89	1.44	1.67	1.05	1.55	0.46	1.36	2.83	0.14	27.00
1976		1.27	0.48	1.90	7.50	5.26	3.56	11.16	0.37	6.27	6.02	1.49	3.15	48.43
Year		Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
1975		1.43	3.30	1.29	5.28	12.77	2.70	2.69	1.00	2.53	2.36	0.50	2.01	37.86
1974		1.59	1.27	0.58	3.37	2.80	1.17	1.84	9.76	7.35	6.00	3.53	2.33	41.59
1973		3.79	2.03	2.89	4.82	3.67	7.89	4.70	1.06	5.36	10.44	0.68	0.73	48.06
1972		2.84	0.26	0.16	1.92	1.95	2.91	5.85	1.86	2.31	6.91	3.06	1.07	31.10
1971		0.05	1.49	0.86	2.75	0.81	1.07	10.14	2.10	1.19	3.62	1.96	4.36	30.40
1970		1.11	4.07	4.78	1.72	2.87	1.30	0.08	2.05	8.67	3.23	0.10	0.93	30.91
1969		0.55	2.60	3.75	3.84	4.34	0.52	0.03	2.29	5.13	6.21	2.76	2.91	34.93
1968		4.36	2.00	2.58	3.67	7.76	5.36	0.98	0.81	5.29	1.69	3.85	1.80	40.15
1967		0.32	0.76	2.35	8.60	5.44	0.21	1.52	0.53	4.11	4.19	3.96	3.49	35.48
1966		1.25	2.34	0.74	8.48	3.44	2.19	0.95	4.64	5.14	0.04	0.16	0.61	29.98
1965				3.57	1.18	14.08	0.89	0.26	0.82	4.10	2.96	4.39	2.59	NA
Year		Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann