Weather on March 20
Lewisville, TX
55 Years of Data
Avg High
70°F
Avg Low
46°F
Warmest
2004
74°F avg
Coldest
1996
42°F avg
About This Date
March 20th in Lewisville, TX typically brings pleasant spring weather, with average highs around 70°F and lows near 46°F. Over 56 years of records, the warmest March 20th was in 2004 (74°F average), while the coldest was 1996 (42°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 20% of March 20th dates historically, with the wettest March 20th recording 8.64" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in Lewisville, TX? Great weather for outdoor activities.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 89° | 51° | 70° | — | — |
| 2025 | 63° | 40° | 51° | — | — |
| 2024 | 67° | 41° | 54° | — | — |
| 2023 | 53° | 31° | 42° | — | — |
| 2022 | 75° | 41° | 58° | — | — |
| 2021 | 64° | 40° | 52° | — | — |
| 2020 | 79° | 54° | 66° | 1.47" | — |
| 2019 | 70° | 40° | 55° | — | — |
| 2018 | 68° | 42° | 55° | — | — |
| 2017 | 84° | 62° | 73° | — | — |
| 2016 | 54° | 36° | 45° | — | — |
| 2015 | 68° | 52° | 60° | 1.68" | — |
| 2014 | 63° | 38° | 50° | — | — |
| 2013 | 68° | 43° | 55° | — | — |
| 2012 | 78° | 52° | 65° | 8.64" | — |
| 2011 | 83° | 62° | 72° | — | — |
| 2010 | 72° | 38° | 55° | 2.13" | — |
| 2009 | 80° | 53° | 67° | — | — |
| 2008 | 65° | 46° | 55° | — | — |
| 2007 | 75° | 63° | 69° | — | — |
| 2006 | 73° | 37° | 55° | — | — |
| 2005 | 74° | 48° | 61° | — | — |
| 2004warmest | 84° | 65° | 74° | 1.96" | — |
| 2003 | 56° | 50° | 53° | — | — |
| 2002 | 62° | 47° | 54° | 0.08" | — |
| 2001 | 62° | 40° | 51° | — | — |
| 2000 | 74° | 45° | 59° | — | — |
| 1999 | 57° | 47° | 52° | — | — |
| 1998 | 65° | 37° | 51° | — | — |
| 1997 | 75° | 38° | 56° | — | — |
| 1996coldest | 51° | 32° | 42° | — | — |
| 1995 | 76° | 57° | 66° | — | — |
| 1994 | 85° | 62° | 73° | — | — |
| 1993 | 56° | 46° | 51° | — | — |
| 1992 | 63° | 39° | 51° | — | — |
| 1991 | 69° | 58° | 63° | — | — |
| 1990 | 64° | 43° | 53° | — | — |
| 1989 | 82° | 42° | 62° | — | — |
| 1988 | 83° | 44° | 63° | — | — |
| 1987 | 79° | 51° | 65° | — | — |
| 1986 | 56° | 33° | 44° | — | — |
| 1985 | 68° | 54° | 61° | 3.51" | — |
| 1984 | 69° | 34° | 51° | — | — |
| 1983 | — | 30° | — | 0.51" | — |
| 1982 | 80° | 58° | 69° | — | — |
| 1981 | 71° | 36° | 53° | — | — |
| 1980 | 74° | 54° | 64° | 0.08" | — |
| 1979 | 68° | 55° | 62° | 0.94" | — |
| 1978 | 78° | 59° | 69° | — | — |
| 1977 | 68° | 33° | 51° | — | — |
| 1976 | 81° | 62° | 71° | — | — |
| 1975 | 80° | 53° | 67° | — | — |
| 1974 | 61° | 44° | 52° | 1.14" | — |
| 1973 | 70° | 43° | 56° | — | — |
| 1972 | 80° | 59° | 70° | — | — |
| 1971 | 65° | 31° | 48° | — | — |
56 years of data from DENTON 2 SE