Weather on May 16
San Mateo, CA
55 Years of Data
Avg High
68°F
Avg Low
52°F
Warmest
2008
78°F avg
Coldest
1977
54°F avg
About This Date
May 16th in San Mateo, CA typically brings mild spring weather, with average highs around 68°F and lows near 52°F. Over 55 years of records, the warmest May 16th was in 2008 (78°F average), while the coldest was 1977 (54°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 11% of May 16th dates historically, with the wettest May 16th recording 0.74" 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 16th in San Mateo, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 52° | 60° | — | — |
| 2024 | 70° | 54° | 62° | — | — |
| 2023 | 72° | 54° | 63° | — | — |
| 2022 | 63° | 55° | 59° | — | — |
| 2021 | 67° | 53° | 60° | — | — |
| 2020 | 73° | 55° | 64° | — | — |
| 2019 | 61° | 53° | 57° | 0.74" | — |
| 2018 | 68° | 54° | 61° | — | — |
| 2017 | 63° | 52° | 57° | — | — |
| 2016 | 71° | 54° | 62° | — | — |
| 2015 | 61° | 54° | 57° | — | — |
| 2014 | 72° | 55° | 63° | — | — |
| 2013 | 64° | 54° | 59° | — | — |
| 2012 | 59° | 50° | 55° | — | — |
| 2011 | 61° | 50° | 55° | 0.23" | — |
| 2010 | 60° | 50° | 55° | — | — |
| 2009 | 89° | 53° | 71° | — | — |
| 2008warmest | 92° | 65° | 78° | — | — |
| 2007 | 62° | 49° | 55° | — | — |
| 2006 | 65° | 53° | 59° | — | — |
| 2005 | 66° | 56° | 61° | — | — |
| 2004 | 64° | 52° | 58° | — | — |
| 2003 | 64° | 48° | 56° | — | — |
| 2002 | 61° | 50° | 55° | — | — |
| 2001 | 68° | 52° | 60° | — | — |
| 2000 | 62° | 53° | 58° | — | — |
| 1999 | 61° | 47° | 54° | — | — |
| 1998 | 61° | 52° | 56° | — | — |
| 1997 | 91° | 61° | 76° | — | — |
| 1996 | 68° | 59° | 64° | 0.1" | — |
| 1995 | 62° | 52° | 57° | — | — |
| 1994 | 63° | 52° | 57° | 0.33" | — |
| 1993 | 70° | 50° | 60° | — | — |
| 1992 | 71° | 56° | 63° | — | — |
| 1991 | 63° | 51° | 57° | 0.03" | — |
| 1990 | 60° | 48° | 54° | — | — |
| 1989 | 73° | 50° | 62° | — | — |
| 1988 | 62° | 52° | 57° | 0.18" | — |
| 1987 | 61° | 54° | 57° | — | — |
| 1986 | 78° | 47° | 62° | — | — |
| 1985 | 67° | 53° | 60° | — | — |
| 1984 | 69° | 44° | 57° | — | — |
| 1983 | 69° | 47° | 58° | — | — |
| 1982 | 67° | 45° | 56° | — | — |
| 1981 | 68° | 48° | 58° | — | — |
| 1980 | 64° | 47° | 55° | — | — |
| 1979 | 65° | 50° | 57° | — | — |
| 1978 | 74° | 47° | 60° | — | — |
| 1977coldest | 60° | 49° | 54° | — | — |
| 1976 | 85° | 46° | 65° | — | — |
| 1975 | 63° | 50° | 56° | — | — |
| 1974 | — | 45° | — | — | — |
| 1973 | 74° | 52° | 63° | — | — |
| 1972 | 71° | 62° | 67° | — | — |
| 1971 | 63° | 48° | 55° | — | — |
55 years of data from BURLINGAME