Weather on February 18
Vacaville, CA
55 Years of Data
Avg High
62°F
Avg Low
41°F
Warmest
1986
61°F avg
Coldest
1990
39°F avg
About This Date
February 18th in Vacaville, CA typically brings mild winter weather, with average highs around 62°F and lows near 41°F. Over 56 years of records, the warmest February 18th was in 1986 (61°F average), while the coldest was 1990 (39°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 32% of February 18th dates historically, with the wettest February 18th recording 2.77" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for February 18th in Vacaville, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 53° | 36° | 44° | 0.3" | — |
| 2025 | 65° | 38° | 51° | — | — |
| 2024 | 65° | 50° | 57° | 1.88" | — |
| 2023 | 62° | 28° | 45° | — | — |
| 2022 | 72° | 36° | 54° | — | — |
| 2021 | 64° | 34° | 49° | — | — |
| 2020 | 70° | 39° | 54° | — | — |
| 2019 | 56° | 42° | 49° | — | — |
| 2018 | 60° | 43° | 51° | — | — |
| 2017 | 62° | 49° | 55° | 0.13" | — |
| 2016 | 62° | 47° | 54° | 0.51" | — |
| 2015 | 67° | 41° | 54° | — | — |
| 2014 | 65° | 38° | 51° | — | — |
| 2013 | 56° | 34° | 45° | — | — |
| 2012 | 60° | 39° | 50° | — | — |
| 2011 | 42° | 36° | 39° | 1.55" | — |
| 2010 | 66° | 47° | 56° | — | — |
| 2009 | 57° | 47° | 52° | — | — |
| 2008 | 64° | 40° | 52° | — | — |
| 2007 | 67° | 40° | 53° | — | — |
| 2006 | 51° | 32° | 42° | 0.53" | — |
| 2005 | 62° | 51° | 57° | 1.02" | — |
| 2004 | 64° | 48° | 56° | 1.19" | — |
| 2003 | 61° | 35° | 48° | — | — |
| 2002 | 59° | 35° | 47° | — | — |
| 2001 | 55° | 47° | 51° | 0.36" | — |
| 2000 | 61° | 39° | 50° | — | — |
| 1999 | 56° | 40° | 48° | 0.28" | — |
| 1998 | 62° | 40° | 51° | — | — |
| 1997 | 70° | 49° | 59° | — | — |
| 1996 | 66° | 53° | 60° | 0.41" | — |
| 1995 | 72° | 42° | 57° | — | — |
| 1994 | 55° | 35° | 45° | 0.15" | — |
| 1993 | 56° | 34° | 45° | 1.09" | — |
| 1992 | 57° | 45° | 51° | 0.97" | — |
| 1991 | 73° | 45° | 59° | — | — |
| 1990coldest | 50° | 28° | 39° | — | — |
| 1989 | 60° | 44° | 52° | 0.08" | — |
| 1988 | 64° | 31° | 47° | — | — |
| 1987 | 63° | 39° | 51° | — | — |
| 1986warmest | 67° | 56° | 61° | 2.24" | — |
| 1985 | 70° | 38° | 54° | — | — |
| 1984 | 64° | 35° | 50° | — | — |
| 1983 | 62° | 49° | 55° | 1.32" | — |
| 1982 | 67° | 39° | 53° | — | — |
| 1981 | 72° | 42° | 57° | — | — |
| 1980 | 63° | 54° | 58° | 2.77" | — |
| 1979 | 54° | 34° | 44° | — | — |
| 1978 | 65° | 41° | 53° | — | — |
| 1977 | 74° | 40° | 57° | — | — |
| 1976 | 61° | 45° | 53° | — | — |
| 1975 | 56° | 30° | 43° | — | — |
| 1974 | 60° | 38° | 49° | — | — |
| 1973 | 62° | 38° | 50° | — | — |
| 1972 | 66° | 42° | 54° | — | — |
| 1971 | 58° | 32° | 45° | — | — |
56 years of data from VACAVILLE/NUT TREE AP ASOS