Weather on May 30
San Mateo, CA
55 Years of Data
Avg High
70°F
Avg Low
52°F
Warmest
1978
76°F avg
Coldest
1980
54°F avg
About This Date
May 30th in San Mateo, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 52°F. Over 55 years of records, the warmest May 30th was in 1978 (76°F average), while the coldest was 1980 (54°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 30th dates historically, with the wettest May 30th recording 0.71" 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 30th in San Mateo, CA? Great weather for outdoor activities.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 52° | 66° | — | — |
| 2024 | 76° | 53° | 64° | — | — |
| 2023 | 67° | 56° | 61° | — | — |
| 2022 | 67° | 50° | 58° | — | — |
| 2021 | 73° | 53° | 63° | — | — |
| 2020 | 71° | 58° | 64° | 0.05" | — |
| 2019 | 63° | 52° | 57° | — | — |
| 2018 | 62° | 54° | 58° | — | — |
| 2017 | 63° | 52° | 57° | — | — |
| 2016 | 70° | 53° | 61° | — | — |
| 2015 | 64° | 52° | 58° | — | — |
| 2014 | 65° | 52° | 58° | — | — |
| 2013 | 65° | 51° | 58° | — | — |
| 2012 | 67° | 50° | 58° | — | — |
| 2011 | 62° | 50° | 56° | — | — |
| 2010 | 76° | 53° | 64° | — | — |
| 2009 | 68° | 53° | 61° | — | — |
| 2008 | 65° | 52° | 58° | — | — |
| 2007 | 60° | 52° | 56° | — | — |
| 2006 | 65° | 53° | 59° | — | — |
| 2005 | 72° | 55° | 63° | — | — |
| 2004 | 72° | 52° | 62° | — | — |
| 2003 | 65° | 53° | 59° | — | — |
| 2002 | 66° | 55° | 61° | — | — |
| 2001 | 95° | 56° | 75° | — | — |
| 2000 | 65° | 50° | 57° | — | — |
| 1999 | 67° | 50° | 58° | — | — |
| 1998 | 68° | 50° | 59° | — | — |
| 1997 | 78° | 58° | 68° | — | — |
| 1996 | 62° | 49° | 55° | — | — |
| 1995 | 69° | 50° | 60° | — | — |
| 1994 | 84° | 54° | 69° | — | — |
| 1993 | 69° | 62° | 66° | 0.51" | — |
| 1992 | 71° | 54° | 62° | — | — |
| 1991 | 62° | 51° | 57° | 0.08" | — |
| 1990 | 64° | 55° | 60° | 0.71" | — |
| 1989 | 73° | 48° | 61° | — | — |
| 1988 | 63° | 49° | 56° | — | — |
| 1987 | 69° | 54° | 61° | — | — |
| 1986 | 73° | 51° | 62° | — | — |
| 1985 | 69° | 48° | 59° | — | — |
| 1984 | 71° | 51° | 61° | — | — |
| 1983 | 63° | 53° | 58° | — | — |
| 1982 | 66° | 52° | 59° | — | — |
| 1981 | 65° | 52° | 58° | — | — |
| 1980coldest | 59° | 49° | 54° | — | — |
| 1979 | 86° | 52° | 69° | — | — |
| 1978warmest | 96° | 55° | 76° | — | — |
| 1977 | 67° | 43° | 55° | — | — |
| 1976 | 68° | 53° | 61° | — | — |
| 1975 | 86° | 56° | 71° | — | — |
| 1974 | — | 47° | — | — | — |
| 1973 | 74° | 56° | 65° | — | — |
| 1972 | 71° | 50° | 61° | — | — |
| 1971 | 65° | 52° | 58° | — | — |
55 years of data from BURLINGAME