Weather on April 22
San Mateo, CA
55 Years of Data
About This Date
April 22nd in San Mateo, CA typically brings mild spring weather, with average highs around 66°F and lows near 49°F. Over 56 years of records, the warmest April 22nd was in 2013 (67°F average), while the coldest was 1980 (51°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 21% of April 22nd dates historically, with the wettest April 22nd recording 1.52" 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 April 22nd in San Mateo, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 65° | 51° | 58° | 0.41" | — |
| 2025 | 68° | 49° | 58° | — | — |
| 2024 | 72° | 54° | 63° | — | — |
| 2023 | 69° | 51° | 60° | — | — |
| 2022 | 62° | 51° | 57° | — | — |
| 2021 | 62° | 50° | 56° | — | — |
| 2020 | 70° | 50° | 60° | — | — |
| 2019 | 77° | 48° | 63° | — | — |
| 2018 | 76° | 49° | 62° | — | — |
| 2017 | 65° | 51° | 58° | — | — |
| 2016 | 62° | 53° | 58° | 0.38" | — |
| 2015 | 65° | 52° | 58° | — | — |
| 2014 | 63° | 52° | 57° | 0.1" | — |
| 2013warmest | 83° | 51° | 67° | — | — |
| 2012 | 69° | 52° | 60° | — | — |
| 2011 | 58° | 48° | 53° | — | — |
| 2010 | 65° | 48° | 56° | — | — |
| 2009 | 69° | 53° | 61° | — | — |
| 2008 | 60° | 47° | 53° | 0.08" | — |
| 2007 | 60° | 50° | 55° | 0.64" | — |
| 2006 | 62° | 53° | 58° | — | — |
| 2005 | 73° | 52° | 62° | — | — |
| 2004 | 73° | 47° | 60° | — | — |
| 2003 | 59° | 48° | 54° | 0.28" | — |
| 2002 | 76° | 50° | 63° | — | — |
| 2001 | 59° | 50° | 55° | — | — |
| 2000 | 62° | 52° | 57° | 0.08" | — |
| 1999 | 67° | 48° | 57° | — | — |
| 1998 | 70° | 56° | 63° | — | — |
| 1997 | 65° | 54° | 59° | 0.08" | — |
| 1996 | 66° | 51° | 59° | — | — |
| 1995 | 74° | 45° | 59° | — | — |
| 1994 | 63° | 51° | 57° | — | — |
| 1993 | 62° | 53° | 58° | — | — |
| 1992 | 63° | 49° | 56° | — | — |
| 1991 | 57° | 50° | 54° | — | — |
| 1990 | 61° | 51° | 56° | 0.15" | — |
| 1989 | 65° | 49° | 57° | — | — |
| 1988 | 59° | 47° | 53° | 1.52" | — |
| 1987 | 75° | 50° | 63° | — | — |
| 1986 | 61° | 50° | 55° | — | — |
| 1985 | 64° | 49° | 56° | — | — |
| 1984 | 69° | 50° | 60° | — | — |
| 1983 | 60° | 49° | 54° | — | — |
| 1982 | 74° | 51° | 62° | — | — |
| 1981 | 82° | 49° | 65° | — | — |
| 1980coldest | 58° | 45° | 51° | 0.23" | — |
| 1979 | 62° | 49° | 55° | 0.05" | — |
| 1978 | 74° | 44° | 59° | — | — |
| 1977 | 72° | 37° | 54° | — | — |
| 1976 | 70° | 49° | 59° | — | — |
| 1975 | 57° | 47° | 52° | — | — |
| 1974 | 60° | 44° | 52° | — | — |
| 1973 | 75° | 45° | 60° | — | — |
| 1972 | 69° | 41° | 55° | — | — |
| 1971 | 62° | 46° | 54° | — | — |
San Mateo, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
San Mateo, CA Monthly Precipitation
Average rainfall per month, in inches.
San Mateo, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit San Mateo, CA
San Mateo, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.