Weather on April 21
Lewisville, TX
55 Years of Data
Avg High
76°F
Avg Low
54°F
Warmest
2022
78°F avg
Coldest
2024
52°F avg
About This Date
April 21st in Lewisville, TX typically brings pleasant spring weather, with average highs around 76°F and lows near 54°F. Over 55 years of records, the warmest April 21st was in 2022 (78°F average), while the coldest was 2024 (52°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 25% of April 21st dates historically, with the wettest April 21st recording 5.08" of rain. The last decade has been 4.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.5°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in Lewisville, TX? Great weather for outdoor activities.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 51° | 62° | — | — |
| 2024coldest | 57° | 47° | 52° | 5.08" | — |
| 2023 | 81° | 53° | 67° | — | — |
| 2022warmest | 91° | 65° | 78° | — | — |
| 2021 | 74° | 36° | 55° | — | — |
| 2020 | 74° | 52° | 63° | — | — |
| 2019 | 79° | 46° | 62° | — | — |
| 2018 | 69° | 46° | 58° | — | — |
| 2017 | 83° | 68° | 75° | — | — |
| 2016 | 74° | 57° | 65° | 0.94" | — |
| 2015 | 68° | 47° | 57° | — | — |
| 2014 | 79° | 60° | 69° | 2.31" | — |
| 2013 | 70° | 46° | 58° | — | — |
| 2012 | 67° | 47° | 57° | 0.08" | — |
| 2011 | 64° | 57° | 61° | 0.1" | — |
| 2010 | 67° | 50° | 58° | — | — |
| 2009 | 80° | 50° | 65° | — | — |
| 2008 | 84° | 54° | 69° | — | — |
| 2007 | 79° | 58° | 68° | — | — |
| 2006 | 80° | 59° | 70° | 0.03" | — |
| 2005 | 82° | 68° | 75° | — | — |
| 2004 | 83° | 66° | 74° | — | — |
| 2003 | 77° | 47° | 62° | — | — |
| 2002 | 77° | 62° | 70° | — | — |
| 2001 | 76° | 68° | 72° | — | — |
| 2000 | 73° | 51° | 62° | — | — |
| 1999 | 78° | 66° | 72° | — | — |
| 1998 | 68° | 44° | 56° | — | — |
| 1997 | 84° | 54° | 69° | — | — |
| 1996 | 86° | 54° | 70° | — | — |
| 1995 | 80° | 52° | 66° | — | — |
| 1994 | 82° | 59° | 71° | — | — |
| 1993 | 67° | 44° | 55° | — | — |
| 1992 | 71° | 43° | 57° | 0.03" | — |
| 1991 | 60° | 52° | 56° | — | — |
| 1990 | 79° | 64° | 71° | 0.13" | — |
| 1989 | 85° | 60° | 72° | — | — |
| 1988 | 84° | 51° | 68° | — | — |
| 1987 | 87° | 55° | 71° | — | — |
| 1986 | 74° | 52° | 63° | — | — |
| 1985 | 79° | 61° | 70° | — | — |
| 1984 | 87° | 58° | 72° | 0.1" | — |
| 1983 | 68° | 49° | 58° | 0.2" | — |
| 1982 | 61° | 48° | 54° | — | — |
| 1981 | 80° | 62° | 71° | — | — |
| 1980 | 83° | 51° | 67° | — | — |
| 1979 | 77° | 58° | 67° | 0.03" | — |
| 1978 | 72° | 44° | 58° | — | — |
| 1977 | 70° | 57° | 63° | — | — |
| 1976 | 75° | 48° | 62° | — | — |
| 1975 | 76° | 49° | 62° | — | — |
| 1974 | 80° | 62° | 71° | 5" | — |
| 1973 | 80° | 71° | 76° | 0.36" | — |
| 1972 | 85° | 55° | 70° | 1.22" | — |
| 1971 | 82° | 52° | 67° | — | — |
55 years of data from DENTON 2 SE