Lewisville Climatology

Heavy Rainfall Along the Texas Gulf Coast; Monsoon Conditions in the Southwest and Great Basin

A tropical disturbance moving onshore of the Texas Gulf Coast will bring heavy rainfall and a threat of flash and urban flooding from the Corpus Christi to Houston vicinity Thursday. A flash flood threat will exist Thursday as monsoonal moisture increases over the Southwest into the eastern Great Basin. Strong thunderstorms may impact a areas from the central Plains into the Upper Midwest. Read More >

Lewisville Dam (Denton County)

33º 04' N 97º 01' W

556 ft

30 Year Precipitation Normals (1991-2020)
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
Month	2.24	2.34	3.40	3.43	4.36	3.77	2.29	2.00	2.82	4.25	2.62	2.96	36.48
Monthly Precipitation
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
2022	0.07	1.57	1.59	4.52	3.02
2021	2.26	2.66	1.87	3.44	5.56	4.35	3.84	2.29	0.13	4.80	2.27	0.37	33.84
2020	3.43	2.95	7.15	2.44	5.23	5.30	4.97	4.55	1.17	1.50	0.86	1.34	40.89
2019	1.77	1.43	1.75	7.81	6.95	4.40	0.72	3.75	0.00	5.30	1.74	1.34	36.96
2018	0.59	7.96	4.77	0.87	2.00	1.95	0.38	4.06	15.21	13.41	1.39	4.67	57.26
2017	3.67	1.79	3.55	2.11	1.21	8.83	1.25	5.58	0.73	2.32	0.81	4.09	35.94
2016	0.80	2.47	3.20	4.34	4.81	6.77	3.04	0.74	2.19	4.35	2.52	0.67	35.90
2015	2.44	2.02	1.65	8.52	9.67	3.93	2.75	0.00	0.34	6.04	11.66	4.35	53.37
2014	0.33	0.61	1.48	1.74	1.85	2.91	1.57	4.79	0.06	3.13	2.12	1.16	21.75
2013	4.06	1.12	2.45	1.88	2.32	2.82	1.53	0.66	2.61	2.03	2.38	1.36	24.76
2012	6.26	1.83	5.91	3.05	1.48	2.29	0.03	3.01	1.66	0.81	0.00	1.51	27.84
2011	1.79	0.89	0.08	2.56	5.23	3.50	0.00	1.10	0.74	0.83	1.35	4.33	22.40
2010	2.46	3.05	3.14	2.05	2.45	1.96	5.18	0.45	7.90	1.10	1.70	1.54	32.98
2009	0.33	2.35	5.11	3.77	6.69	2.46	3.14	0.56	7.56	9.46	1.32	2.04	44.79
2008	0.04	1.45	6.99	6.19	2.91	2.81	1.05	3.24	1.22	1.67	2.05	0.64	NA
2007	4.99	0.53	4.93	3.42	7.83	12.30	5.03	0.63	3.23	4.08	1.29	2.03	50.29
2006	2.11	2.79	4.48	2.28	1.58	0.31	0.28	2.00	2.41	4.09	1.68	4.77	28.78
2005	4.33	1.52	3.97	0.15	3.17	1.28	0.65	2.81	0.21	0.02	0.10	0.23	18.44
2004	2.51	4.09	3.18	4.56	2.33	9.17	6.23	4.49	2.23	4.32	7.53	0.62	51.26
2003	0.24	3.08	1.26	3.62	M	4.32	0.60	1.49	7.43	1.35	3.21	0.92	NA
2002	5.13	1.24	7.90	4.12	3.65	1.57	2.85	0.44	0.90	7.76	0.55	4.21	40.32
2001	1.83	3.45	6.15	0.78	6.46	3.08	0.69	3.14	2.20	1.47	0.75	2.86	32.86
2000	1.95	1.88	2.67	4.54	5.48	5.78	0.16	0.00	0.45	5.72	6.44	4.15	39.22
1999	1.14	0.36	2.43	4.13	6.70	1.31	0.11	0.00	0.98	1.90	0.13	2.89	22.08
1998	3.13	5.02	4.75	2.03	4.48	2.13	0.30	0.88	1.32	7.35	4.67	7.88	43.94
1997	M	M	M	5.79	M	M	M	1.99	2.80	9.62	M	6.64	NA
1996	NOT AVAILABLE
1995	2.15	0.51	9.04	5.96	6.03	2.08	2.75	0.25	M	1.61	M	M	NA
1994	1.32	1.62	M	M	5.80	1.42	8.80	0.25	4.22	8.97	M	1.57	NA
1993	1.95	5.67	2.58	M	M	2.40	0.00	M	M	5.29	1.83	2.01	NA
1992	M	2.37	2.56	M	5.44	5.34	2.79	2.55	4.44	2.51	3.49	4.36	NA
1991	2.75	1.83	0.75	5.25	5.65	5.14	1.84	3.72	4.82	M	M	10.33	NA
1990	7.99	M	7.24	9.04	M	M	2.64	M	M	M	3.86	1.18	NA
1989	4.78	3.91	3.31	1.27	6.89	13.38	4.39	1.35	3.76	M	0.12	M	NA
1988	M	M	1.89	1.17	3.57	1.48	3.43	M	3.43	0.98	2.12	2.80	NA
1987	1.97	M	M	0.23	9.16	5.53	M	M	M	M	M	M	NA
1986	0.00	3.21	1.63	6.74	5.68	6.57	0.25	2.43	5.66	2.58	M	2.36	37.11
1985	0.84	3.85	4.24	8.29	2.22	3.62	0.67	0.30	4.99	4.73	2.58	0.82	37.15
1984	1.17	3.61	4.27	1.10	4.06	2.55	0.14	2.17	0.21	7.15	2.16	3.76	32.35
1983	0.77	3.29	3.03	1.12	7.15	2.08	1.39	3.74	0.40	5.46	2.49	0.66	31.58
1982	3.20	2.01	1.68	2.64	14.61	3.03	2.48	0.96	0.53	2.59	3.89	3.43	41.05
1981	0.55	0.62	5.76	2.84	8.71	5.56	3.78	2.23	2.36	15.75	4.89	0.17	53.22
1980	2.66	1.00	1.36	1.19	2.08	0.68	0.37	0.00	8.69	2.14	1.25	2.22	23.64
1979	3.37	1.96	6.31	2.91	6.16	0.64	0.70	3.10	1.26	2.88	0.47	2.56	32.32
1978	1.65	3.80	2.72	2.58	8.40	0.70	0.26	0.89	1.41	0.58	3.05	0.81	26.85
1977	3.02	2.31	6.24	3.29	1.60	1.06	1.35	3.97	0.63	1.15	0.73	0.22	25.57
1976	0.17	0.61	2.89	6.53	6.63	3.15	1.59	0.35	3.62	4.23	0.45	2.28	32.50
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann
1975	1.75	3.94	1.69	2.96	5.83	3.04	2.22	1.52	0.86	0.00	1.73	1.49	27.03
1974	1.08	1.14	0.87	5.69	1.03	5.43	1.11	5.82	5.37	6.03	3.08	1.70	38.35
1973	3.04	2.21	3.60	5.50	3.67	5.77	4.99	0.01	6.96	5.23	1.64	0.89	43.51
1972	0.68	0.31	1.01	2.80	2.24	2.02	0.61	1.23	3.30	7.65	4.42	0.55	26.82
1971	1.09	1.41	0.36	1.69	3.04	1.53	6.76	3.68	4.14	8.40	1.96	7.68	41.74
1970	0.72	5.38	2.76	5.57	2.97	0.19	0.79	2.49	5.80	2.03	0.38	0.84	29.92
1969	4.27	2.63	4.65	3.25	7.61	2.59	0.43	3.28	2.55	5.31	0.53	3.19	40.29
1968	4.21	1.41	6.94	5.42	3.62	3.32	2.90	2.24	6.36	2.78	3.65	1.81	44.66
1967	0.40	1.26	2.50	5.83	6.21	0.90	2.01	1.06	6.94	3.81	1.20	2.16	34.28
1966	1.20	2.65	1.07	11.98	2.70	3.70	0.73	5.47	3.19	1.19	0.52	1.20	35.60
1965	3.05	5.16	1.36	2.42	6.00	3.05	0.56	1.95	6.47	1.86	1.86	1.66	35.40
1964	M	1.38	4.15	3.72	7.58	0.67	1.77	5.47	15.56	0.65	7.19	1.28	NA
1963	0.44	0.06	1.20	4.45	2.48	0.35	1.93	0.17	0.67	0.00	0.99	1.17	13.91
1962	0.92	1.18	2.21	4.61	1.06	5.02	8.50	2.64	4.51	3.62	2.06	1.16	37.49
1961	3.44	2.84	3.35	0.87	1.34	5.96	4.53	0.00	3.57	2.51	3.26	2.39	34.06
1960	2.91	1.96	1.15	1.87	3.53	2.76	2.92	7.78	1.06	1.15	0.62	4.23	31.94
1959	0.30	1.41	0.92	1.72	3.31	5.70	7.53	1.00	1.37	10.28	0.75	2.65	36.94
1958	1.96	0.92	4.34	7.03	3.62	5.29	1.69	0.98	2.78	0.65	2.22	0.84	32.32
1957	1.03	2.54	4.89	13.08	10.19	1.67	0.34	0.44	4.28	2.68	4.90	1.82	47.86
1956	1.15	3.63	0.49	0.55	2.42	1.47	0.67	0.73	0.03	1.83	2.58	2.29	17.84
1955	1.15	2.53	3.14	1.92	4.71	3.82	0.19	0.48	2.72	0.00	0.00	0.76	21.42
1954	2.17	0.38	0.47	3.65	4.40	3.11	0.84	1.22	0.90	3.94	1.41	1.32	23.81
1953	0.49	1.61	2.98	5.05	2.92	0.69	0.75	1.56	2.03	3.62	2.95	1.38	26.03
1952	0.42	1.42	2.02	6.99	3.93	0.10	0.89	1.72	0.14	0.05	6.90	2.42	27.00
1951	1.09	2.12	1.01	2.04	3.74	5.64	2.77	1.73	2.50	2.37	1.67	0.42	27.10
1950	M	4.26	M	M	6.36	3.05	5.91	3.16	4.12	0.56	0.12	0.00	NA
1949							0.77	M	M	M	M	M	NA
Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Ann