Weather on May 28
San Ramon, CA
55 Years of Data
About This Date
May 28th in San Ramon, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 51°F. Over 55 years of records, the warmest May 28th was in 1984 (81°F average), while the coldest was 2010 (46°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 13% of May 28th dates historically. 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 28th in San Ramon, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 60° | 45° | 52° | 0.26" | — |
| 2025 | 78° | 56° | 67° | — | — |
| 2024 | 74° | 52° | 63° | — | — |
| 2023 | 66° | 46° | 56° | — | — |
| 2022 | 64° | 49° | 56° | — | — |
| 2021 | 70° | 54° | 62° | — | — |
| 2020 | 90° | 71° | 80° | — | — |
| 2019 | 57° | 45° | 51° | 0.01" | — |
| 2018 | 76° | 61° | 68° | — | — |
| 2017 | 67° | 47° | 57° | — | — |
| 2016 | 78° | 59° | 69° | — | — |
| 2015 | 77° | 46° | 62° | — | — |
| 2014 | 75° | 50° | 63° | — | — |
| 2013 | 56° | 49° | 52° | 0.05" | — |
| 2012 | 64° | 43° | 53° | — | — |
| 2011 | 58° | 41° | 49° | — | — |
| 2010coldest | 53° | 40° | 46° | 0.44" | — |
| 2009 | 75° | 85° | 80° | — | — |
| 2008 | 65° | 36° | 50° | — | — |
| 2007 | 67° | 40° | 53° | — | — |
| 2006 | 74° | 45° | 59° | — | — |
| 2005 | 66° | 52° | 59° | — | — |
| 2004 | 67° | 50° | 58° | — | — |
| 2003 | 102° | 60° | 81° | — | — |
| 2002 | 78° | 53° | 66° | — | — |
| 2001 | 67° | 49° | 58° | — | — |
| 2000 | 80° | 52° | 66° | — | — |
| 1999 | 61° | 48° | 54° | — | — |
| 1998 | 56° | 49° | 52° | — | — |
| 1997 | 79° | 59° | 69° | — | — |
| 1996 | 67° | 48° | 57° | — | — |
| 1995 | 83° | 49° | 66° | — | — |
| 1994 | 80° | 50° | 65° | — | — |
| 1993 | 69° | 50° | 60° | — | — |
| 1992 | 77° | 53° | 65° | — | — |
| 1991 | 65° | 47° | 56° | — | — |
| 1990 | 62° | 52° | 57° | — | — |
| 1989 | 60° | 40° | 50° | — | — |
| 1988 | 70° | 48° | 59° | 0.04" | — |
| 1987 | 61° | 41° | 51° | — | — |
| 1986 | 80° | 52° | 66° | — | — |
| 1985 | 53° | 41° | 47° | 0.01" | — |
| 1984warmest | 92° | 70° | 81° | — | — |
| 1983 | 85° | 64° | 74° | — | — |
| 1982 | 68° | 46° | 57° | — | — |
| 1981 | 81° | 61° | 71° | — | — |
| 1980 | 58° | 42° | 50° | — | — |
| 1979 | 73° | 49° | 61° | — | — |
| 1978 | 84° | 60° | 72° | — | — |
| 1976 | 72° | 41° | 56° | — | — |
| 1975 | 89° | 68° | 79° | — | — |
| 1974 | 83° | 41° | 62° | — | — |
| 1973 | 83° | 45° | 64° | — | — |
| 1972 | 84° | 57° | 71° | — | — |
| 1971 | 51° | 44° | 48° | 0.09" | — |
San Ramon, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
San Ramon, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
San Ramon, 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 Ramon, CA
Most pleasant months in San Ramon, CA: May, June, September, October.
What to expect on May 28th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
May 28th outlook →