Weather on May 17
Fairfield, CA
55 Years of Data
Avg High
78°F
Avg Low
51°F
Warmest
2008
83°F avg
Coldest
2011
52°F avg
About This Date
May 17th in Fairfield, CA typically brings pleasant spring weather, with average highs around 78°F and lows near 51°F — a 27°F daily swing. Over 55 years of records, the warmest May 17th was in 2008 (83°F average), while the coldest was 2011 (52°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 9% of May 17th dates historically, with the wettest May 17th recording 0.94" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for May 17th in Fairfield, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 54° | 65° | — | — |
| 2024 | 77° | 53° | 65° | — | — |
| 2023 | 87° | 52° | 69° | — | — |
| 2022 | 85° | 49° | 67° | — | — |
| 2021 | 71° | 49° | 60° | — | — |
| 2020 | 73° | 58° | 65° | 0.71" | — |
| 2019 | 68° | 51° | 60° | — | — |
| 2018 | 77° | 49° | 63° | — | — |
| 2017 | 76° | 51° | 63° | — | — |
| 2016 | 91° | 59° | 75° | — | — |
| 2015 | 68° | 52° | 60° | — | — |
| 2014 | 77° | 55° | 66° | — | — |
| 2013 | 75° | 49° | 62° | — | — |
| 2012 | 74° | 52° | 63° | — | — |
| 2011coldest | 61° | 44° | 52° | 0.94" | — |
| 2010 | 72° | 51° | 61° | — | — |
| 2009 | 99° | 58° | 78° | — | — |
| 2008warmest | 102° | 65° | 83° | — | — |
| 2007 | 77° | 48° | 63° | — | — |
| 2006 | 87° | 56° | 71° | — | — |
| 2005 | 70° | 48° | 59° | — | — |
| 2004 | 72° | 51° | 61° | — | — |
| 2003 | 79° | 47° | 63° | — | — |
| 2002 | 81° | 52° | 66° | — | — |
| 2001 | 87° | 54° | 70° | — | — |
| 2000 | 69° | 48° | 59° | — | — |
| 1999 | 77° | 48° | 63° | — | — |
| 1998 | 65° | 42° | 53° | — | — |
| 1997 | 96° | 65° | 80° | — | — |
| 1996 | 68° | 59° | 64° | 0.43" | — |
| 1995 | 76° | 54° | 65° | — | — |
| 1994 | 66° | 51° | 59° | 0.08" | — |
| 1993 | 78° | 54° | 66° | — | — |
| 1992 | 82° | 54° | 68° | — | — |
| 1991 | 67° | 48° | 57° | — | — |
| 1990 | 67° | 48° | 57° | — | — |
| 1989 | 67° | 51° | 59° | — | — |
| 1988 | 73° | 49° | 61° | — | — |
| 1987 | 68° | 52° | 60° | — | — |
| 1986 | 95° | 46° | 71° | — | — |
| 1985 | 71° | 48° | 60° | — | — |
| 1984 | 83° | 43° | 63° | — | — |
| 1983 | 86° | 56° | 71° | — | — |
| 1982 | 87° | 55° | 71° | — | — |
| 1981 | 80° | 45° | 62° | — | — |
| 1980 | 84° | 50° | 67° | — | — |
| 1979 | 82° | 52° | 67° | — | — |
| 1978 | 77° | 57° | 67° | — | — |
| 1977 | 70° | 40° | 55° | 0.71" | — |
| 1976 | 87° | 50° | 69° | — | — |
| 1975 | 76° | 52° | 64° | — | — |
| 1974 | 68° | 40° | 54° | — | — |
| 1973 | 89° | 58° | 73° | — | — |
| 1972 | 72° | 43° | 57° | — | — |
| 1971 | 78° | 41° | 60° | — | — |
55 years of data from FAIRFIELD