Weather on February 18
Lewisville, TX
55 Years of Data
Avg High
61°F
Avg Low
38°F
Warmest
2011
70°F avg
Coldest
1978
19°F avg
About This Date
February 18th in Lewisville, TX typically brings mild winter weather, with average highs around 61°F and lows near 38°F. Over 56 years of records, the warmest February 18th was in 2011 (70°F average), while the coldest was 1978 (19°F) — a 51°F range across recorded history. Rain or other precipitation has occurred on about 21% of February 18th dates historically, with the wettest February 18th recording 1.91" of rain. The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
Planning for February 18th in Lewisville, TX? Great weather for outdoor activities.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 78° | 50° | 64° | — | — |
| 2025 | 54° | 29° | 41° | — | — |
| 2024 | 42° | 26° | 34° | — | — |
| 2023 | 51° | 28° | 40° | — | — |
| 2022 | 70° | 24° | 47° | — | — |
| 2021 | 26° | 18° | 22° | — | — |
| 2020 | 77° | 51° | 64° | — | — |
| 2019 | 52° | 30° | 41° | — | — |
| 2018 | 63° | 40° | 51° | — | — |
| 2017 | 68° | 48° | 58° | — | — |
| 2016 | 70° | 40° | 55° | — | — |
| 2015 | 52° | 31° | 41° | 0.08" | — |
| 2014 | 71° | 37° | 54° | — | — |
| 2013 | 71° | 39° | 55° | — | — |
| 2012 | 62° | 45° | 53° | 1.07" | — |
| 2011warmest | 78° | 62° | 70° | — | — |
| 2010 | 53° | 28° | 41° | — | — |
| 2009 | 65° | 51° | 58° | — | — |
| 2008 | 54° | 35° | 44° | — | — |
| 2007 | 56° | 16° | 36° | — | — |
| 2006 | 27° | 23° | 25° | 0.03" | — |
| 2005 | 59° | 41° | 50° | 0.33" | — |
| 2004 | 67° | 36° | 51° | — | — |
| 2003 | 65° | 43° | 54° | — | — |
| 2002 | 65° | 46° | 55° | 0.03" | — |
| 2001 | 55° | 29° | 42° | — | — |
| 2000 | 71° | 38° | 54° | — | — |
| 1999 | 59° | 36° | 47° | — | — |
| 1998 | 62° | 36° | 49° | 0.51" | — |
| 1997 | 66° | 49° | 57° | — | — |
| 1996 | 73° | 34° | 53° | — | — |
| 1995 | 64° | 30° | 47° | — | — |
| 1994 | 66° | 52° | 59° | — | — |
| 1993 | 37° | 20° | 28° | — | — |
| 1992 | 65° | 43° | 54° | — | — |
| 1991 | 75° | 54° | 64° | — | — |
| 1990 | 58° | 44° | 51° | — | — |
| 1989 | 42° | 37° | 40° | — | — |
| 1988 | 55° | 32° | 44° | 1.91" | — |
| 1987 | 47° | 27° | 37° | — | — |
| 1986 | 84° | 49° | 66° | — | — |
| 1985 | 63° | 53° | 58° | — | — |
| 1984 | 72° | — | — | 0.08" | — |
| 1983 | 66° | 44° | 55° | 0.08" | — |
| 1982 | 62° | 39° | 51° | — | — |
| 1981 | 71° | 48° | 60° | — | — |
| 1980 | 54° | 30° | 42° | — | — |
| 1979 | 43° | 24° | 33° | 0.05" | — |
| 1978coldest | 29° | 9° | 19° | — | — |
| 1977 | 77° | 36° | 56° | — | — |
| 1976 | 77° | 43° | 60° | — | — |
| 1975 | 59° | 31° | 45° | — | — |
| 1974 | 74° | 56° | 65° | 0.28" | — |
| 1973 | 47° | 39° | 43° | — | — |
| 1972 | 68° | 42° | 55° | — | — |
| 1971 | 78° | 58° | 68° | 0.74" | — |
56 years of data from DENTON 2 SE