Weather on June 30
San Ramon, CA
55 Years of Data
About This Date
June 30th in San Ramon, CA typically brings warm summer weather, with average highs around 82°F and lows near 58°F. Over 55 years of records, the warmest June 30th was in 2013 (86°F average), while the coldest was 1992 (55°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 5% of June 30th 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 June 30th in San Ramon, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 76° | 59° | 67° | — | — |
| 2025 | 87° | 64° | 76° | — | — |
| 2024 | 86° | 66° | 76° | — | — |
| 2023 | 86° | 73° | 80° | — | — |
| 2022 | 78° | 47° | 62° | — | — |
| 2021 | 84° | 57° | 71° | — | — |
| 2020 | 80° | 63° | 71° | — | — |
| 2019 | 75° | 58° | 66° | — | — |
| 2018 | 84° | 68° | 76° | — | — |
| 2017 | 73° | 49° | 61° | — | — |
| 2016 | 90° | 65° | 77° | — | — |
| 2015 | 87° | 71° | 79° | — | — |
| 2014 | 89° | 73° | 81° | — | — |
| 2013warmest | 92° | 80° | 86° | — | — |
| 2012 | 71° | 56° | 63° | — | — |
| 2011 | 66° | 47° | 56° | 0.01" | — |
| 2010 | 83° | 57° | 70° | — | — |
| 2009 | 92° | 61° | 76° | — | — |
| 2008 | 85° | 52° | 68° | — | — |
| 2007 | 75° | 45° | 60° | — | — |
| 2006 | 77° | 53° | 65° | — | — |
| 2005 | 94° | 62° | 78° | — | — |
| 2004 | 74° | 55° | 64° | — | — |
| 2003 | 81° | 53° | 67° | — | — |
| 2002 | 95° | 58° | 76° | — | — |
| 2001 | 88° | 58° | 73° | — | — |
| 2000 | 72° | 53° | 62° | — | — |
| 1999 | 101° | 65° | 83° | — | — |
| 1998 | 66° | 52° | 59° | — | — |
| 1997 | 72° | 54° | 63° | — | — |
| 1996 | 100° | 68° | 84° | — | — |
| 1995 | 74° | 56° | 65° | — | — |
| 1994 | 84° | 50° | 67° | — | — |
| 1993 | 92° | 59° | 75° | — | — |
| 1992coldest | 64° | 46° | 55° | 0.28" | — |
| 1991 | 88° | 52° | 70° | — | — |
| 1990 | 82° | 62° | 72° | — | — |
| 1989 | 69° | 46° | 58° | — | — |
| 1988 | 85° | 62° | 73° | — | — |
| 1986 | 79° | 61° | 70° | — | — |
| 1985 | 79° | 57° | 68° | — | — |
| 1984 | 78° | 58° | 68° | — | — |
| 1983 | 73° | 47° | 60° | — | — |
| 1982 | 65° | 49° | 57° | 0.01" | — |
| 1981 | 84° | 69° | 77° | — | — |
| 1980 | 80° | 51° | 66° | — | — |
| 1979 | 81° | 49° | 65° | — | — |
| 1978 | 77° | 48° | 63° | — | — |
| 1977 | 95° | 69° | 82° | — | — |
| 1976 | — | 46° | — | — | — |
| 1975 | 82° | 54° | 68° | — | — |
| 1974 | 97° | 60° | 78° | — | — |
| 1973 | 83° | 56° | 69° | — | — |
| 1972 | 101° | 62° | 81° | — | — |
| 1971 | 84° | 57° | 71° | — | — |
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 June 30th
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.
June 30th outlook →