Weather on April 20
Fairfield, CA
55 Years of Data
Avg High
72°F
Avg Low
48°F
Warmest
2012
72°F avg
Coldest
1971
50°F avg
About This Date
April 20th in Fairfield, CA typically brings pleasant spring weather, with average highs around 72°F and lows near 48°F. Over 55 years of records, the warmest April 20th was in 2012 (72°F average), while the coldest was 1971 (50°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 22% of April 20th dates historically, with the wettest April 20th recording 0.66" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for April 20th in Fairfield, CA? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 46° | 62° | — | — |
| 2024 | 78° | 51° | 65° | — | — |
| 2023 | 72° | 45° | 58° | — | — |
| 2022 | 69° | 45° | 57° | 0.05" | — |
| 2021 | 73° | 51° | 62° | — | — |
| 2020 | 67° | 52° | 59° | — | — |
| 2019 | 69° | 53° | 61° | — | — |
| 2018 | 78° | 49° | 63° | — | — |
| 2017 | 70° | 48° | 59° | 0.18" | — |
| 2016 | 79° | 49° | 64° | — | — |
| 2015 | 74° | 52° | 63° | — | — |
| 2014 | 83° | 49° | 66° | — | — |
| 2013 | 83° | 52° | 67° | — | — |
| 2012warmest | 88° | 57° | 72° | — | — |
| 2011 | 71° | 50° | 61° | — | — |
| 2010 | 66° | 48° | 57° | 0.66" | — |
| 2009 | 89° | 53° | 71° | — | — |
| 2008 | 63° | 39° | 51° | — | — |
| 2007 | 58° | 43° | 50° | 0.25" | — |
| 2006 | 74° | 47° | 60° | — | — |
| 2005 | 71° | 42° | 57° | — | — |
| 2004 | 68° | 53° | 61° | 0.28" | — |
| 2003 | 74° | 46° | 60° | — | — |
| 2002 | 71° | 44° | 58° | — | — |
| 2001 | 64° | 44° | 54° | 0.13" | — |
| 2000 | 73° | 45° | 59° | — | — |
| 1999 | 80° | 52° | 66° | — | — |
| 1998 | 75° | 49° | 62° | — | — |
| 1997 | 71° | 58° | 64° | — | — |
| 1996 | 65° | 43° | 54° | 0.15" | — |
| 1995 | 66° | 49° | 57° | 0.23" | — |
| 1994 | 77° | 48° | 63° | — | — |
| 1993 | 76° | 48° | 62° | — | — |
| 1992 | 79° | 55° | 67° | — | — |
| 1991 | 62° | 49° | 55° | 0.51" | — |
| 1990 | 72° | 52° | 62° | — | — |
| 1989 | 73° | 54° | 63° | — | — |
| 1988 | 62° | 46° | 54° | — | — |
| 1987 | 73° | 46° | 60° | — | — |
| 1986 | 80° | 43° | 61° | — | — |
| 1985 | 71° | 42° | 57° | — | — |
| 1984 | 69° | 42° | 56° | — | — |
| 1983 | 71° | 51° | 61° | 0.46" | — |
| 1982 | 78° | 54° | 66° | — | — |
| 1981 | 64° | 47° | 55° | 0.64" | — |
| 1980 | 80° | 52° | 66° | — | — |
| 1979 | 67° | 41° | 54° | — | — |
| 1978 | 66° | 46° | 56° | 0.03" | — |
| 1977 | 80° | 45° | 62° | — | — |
| 1976 | 80° | 46° | 63° | — | — |
| 1975 | 70° | 43° | 56° | — | — |
| 1974 | 68° | 46° | 57° | — | — |
| 1973 | 69° | 53° | 61° | — | — |
| 1972 | 70° | 43° | 56° | — | — |
| 1971coldest | 61° | 40° | 50° | — | — |
55 years of data from FAIRFIELD