Weather on February 18
Fairfield, CA
55 Years of Data
Avg High
62°F
Avg Low
42°F
Warmest
1991
62°F avg
Coldest
2006
40°F avg
About This Date
February 18th in Fairfield, CA typically brings mild winter weather, with average highs around 62°F and lows near 42°F. Over 56 years of records, the warmest February 18th was in 1991 (62°F average), while the coldest was 2006 (40°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 38% of February 18th dates historically, with the wettest February 18th recording 4.57" of rain. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for February 18th in Fairfield, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 53° | 34° | 43° | 1.78" | — |
| 2025 | 64° | 42° | 53° | — | — |
| 2024 | 63° | 42° | 52° | 0.56" | — |
| 2023 | 62° | 37° | 50° | — | — |
| 2022 | 68° | 40° | 54° | — | — |
| 2021 | 63° | 38° | 50° | — | — |
| 2020 | 67° | 48° | 57° | — | — |
| 2019 | 56° | 37° | 46° | — | — |
| 2018 | — | 45° | — | — | — |
| 2017 | 59° | 51° | 55° | 1.27" | — |
| 2016 | 62° | 44° | 53° | 1.27" | — |
| 2015 | 67° | 49° | 58° | — | — |
| 2014 | 66° | 45° | 55° | — | — |
| 2013 | 56° | 41° | 48° | — | — |
| 2012 | 66° | 40° | 53° | — | — |
| 2011 | 47° | 37° | 42° | 2.34" | — |
| 2010 | 69° | 46° | 58° | — | — |
| 2009 | 51° | 44° | 48° | 1.88" | — |
| 2008 | 63° | 38° | 50° | — | — |
| 2007 | 74° | 44° | 59° | — | — |
| 2006coldest | 47° | 33° | 40° | 1.19" | — |
| 2005 | 62° | 53° | 58° | 0.89" | — |
| 2004 | 65° | 50° | 57° | 1.78" | — |
| 2003 | 61° | 38° | 49° | — | — |
| 2002 | 58° | 39° | 48° | 0.05" | — |
| 2001 | 53° | 45° | 49° | 1.45" | — |
| 2000 | 60° | 39° | 50° | 0.03" | — |
| 1999 | 64° | 47° | 55° | 0.05" | — |
| 1998 | 56° | 41° | 48° | — | — |
| 1997 | 64° | 45° | 54° | — | — |
| 1996 | 66° | 55° | 61° | 0.2" | — |
| 1995 | 68° | 44° | 56° | — | — |
| 1994 | 55° | 36° | 45° | 0.53" | — |
| 1993 | 56° | 46° | 51° | 2.95" | — |
| 1992 | 54° | 45° | 49° | 0.03" | — |
| 1991warmest | 74° | 51° | 62° | — | — |
| 1990 | 51° | 32° | 42° | — | — |
| 1989 | 54° | 47° | 50° | — | — |
| 1988 | 68° | 40° | 54° | — | — |
| 1987 | 65° | 44° | 54° | — | — |
| 1986 | 60° | 52° | 56° | 4.57" | — |
| 1985 | 72° | 36° | 54° | — | — |
| 1984 | 65° | 35° | 50° | — | — |
| 1983 | 64° | 45° | 54° | 1.24" | — |
| 1982 | 69° | 42° | 56° | — | — |
| 1981 | 73° | 45° | 59° | — | — |
| 1980 | 65° | 46° | 55° | 2.72" | — |
| 1979 | 59° | 36° | 47° | — | — |
| 1978 | 57° | 42° | 50° | — | — |
| 1977 | 77° | 39° | 58° | — | — |
| 1976 | 62° | 44° | 53° | — | — |
| 1975 | 58° | 33° | 45° | — | — |
| 1974 | 56° | 40° | 48° | 0.05" | — |
| 1973 | 59° | 36° | 47° | — | — |
| 1972 | 65° | 43° | 54° | — | — |
| 1971 | 60° | 39° | 50° | — | — |
56 years of data from FAIRFIELD