Weather on May 21
Berkeley, CA
55 Years of Data
Avg High
68°F
Avg Low
51°F
Warmest
1988
69°F avg
Coldest
1989
54°F avg
About This Date
May 21st in Berkeley, CA typically brings mild spring weather, with average highs around 68°F and lows near 51°F. Over 55 years of records, the warmest May 21st was in 1988 (69°F average), while the coldest was 1989 (54°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 9% of May 21st dates historically, with the wettest May 21st recording 0.97" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 21st in Berkeley, CA? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 53° | 63° | — | — |
| 2024 | 65° | 53° | 59° | — | — |
| 2023 | 69° | 52° | 60° | — | — |
| 2022 | 78° | 49° | 63° | — | — |
| 2021 | 65° | 52° | 58° | — | — |
| 2020 | 71° | 52° | 61° | — | — |
| 2019 | 66° | 48° | 57° | 0.3" | — |
| 2018 | 67° | 50° | 58° | — | — |
| 2017 | 83° | 50° | 66° | — | — |
| 2016 | 65° | 49° | 57° | — | — |
| 2015 | 61° | 52° | 56° | 0.05" | — |
| 2014 | 68° | 53° | 61° | — | — |
| 2013 | 84° | 50° | 67° | — | — |
| 2012 | 76° | 50° | 63° | — | — |
| 2011 | 67° | 49° | 58° | — | — |
| 2010 | 71° | 44° | 58° | — | — |
| 2009 | 66° | 45° | 55° | — | — |
| 2008 | 67° | 45° | 56° | — | — |
| 2007 | 75° | 50° | 63° | — | — |
| 2006 | 70° | 56° | 63° | 0.66" | — |
| 2005 | 70° | 51° | 60° | — | — |
| 2004 | 68° | 49° | 58° | — | — |
| 2003 | 83° | 51° | 67° | — | — |
| 2002 | 61° | 47° | 54° | 0.1" | — |
| 2001 | 80° | 49° | 64° | — | — |
| 2000 | 81° | 57° | 69° | — | — |
| 1999 | 65° | 47° | 56° | — | — |
| 1998 | 68° | 48° | 58° | — | — |
| 1997 | 68° | 52° | 60° | — | — |
| 1996 | 62° | 53° | 58° | 0.97" | — |
| 1995 | 57° | 54° | 55° | — | — |
| 1994 | 63° | 52° | 57° | — | — |
| 1993 | 69° | 59° | 64° | — | — |
| 1992 | 76° | 57° | 66° | — | — |
| 1991 | 66° | 53° | 60° | — | — |
| 1990 | 68° | 54° | 61° | — | — |
| 1989coldest | 60° | 49° | 54° | — | — |
| 1988warmest | 76° | 63° | 69° | — | — |
| 1987 | 62° | 52° | 57° | — | — |
| 1986 | 65° | 45° | 55° | — | — |
| 1985 | 68° | 48° | 58° | — | — |
| 1984 | 75° | 48° | 62° | — | — |
| 1983 | 74° | 55° | 64° | — | — |
| 1982 | 62° | 50° | 56° | — | — |
| 1981 | 65° | 52° | 58° | — | — |
| 1980 | 63° | 50° | 56° | — | — |
| 1979 | 62° | 58° | 60° | — | — |
| 1978 | 59° | 51° | 55° | — | — |
| 1977 | 62° | 49° | 55° | — | — |
| 1976 | 62° | 51° | 57° | — | — |
| 1975 | 72° | 51° | 61° | — | — |
| 1974 | 65° | 49° | 57° | — | — |
| 1973 | 62° | 51° | 57° | — | — |
| 1972 | 63° | 52° | 57° | — | — |
| 1971 | 66° | 46° | 56° | — | — |
55 years of data from BERKELEY