Weather on April 18
San Ramon, CA
55 Years of Data
Avg High
64°F
Avg Low
44°F
Warmest
2016
67°F avg
Coldest
2023
42°F avg
About This Date
April 18th in San Ramon, CA typically brings mild spring weather, with average highs around 64°F and lows near 44°F. Over 54 years of records, the warmest April 18th was in 2016 (67°F average), while the coldest was 2023 (42°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 9% of April 18th dates historically, with the wettest April 18th recording 0.94" 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 18th in San Ramon, CA? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 43° | 56° | — | — |
| 2024 | 71° | 57° | 64° | — | — |
| 2023coldest | 51° | 34° | 42° | 0.18" | — |
| 2022 | 61° | 37° | 49° | — | — |
| 2021 | 74° | 61° | 67° | — | — |
| 2020 | 63° | 43° | 53° | — | — |
| 2019 | 70° | 50° | 60° | — | — |
| 2018 | 50° | 40° | 45° | — | — |
| 2017 | 54° | 46° | 50° | 0.51" | — |
| 2016warmest | 76° | 59° | 67° | — | — |
| 2015 | 74° | 55° | 64° | — | — |
| 2014 | 70° | 47° | 58° | — | — |
| 2013 | 61° | 42° | 51° | — | — |
| 2012 | 64° | 45° | 54° | — | — |
| 2011 | 63° | 48° | 55° | — | — |
| 2010 | 64° | 44° | 54° | — | — |
| 2009 | 70° | 53° | 61° | — | — |
| 2008 | 75° | 40° | 57° | — | — |
| 2007 | 62° | 40° | 51° | — | — |
| 2006 | 70° | 42° | 56° | — | — |
| 2005 | 67° | 42° | 54° | — | — |
| 2004 | 60° | 45° | 52° | — | — |
| 2003 | 67° | 42° | 54° | — | — |
| 2002 | 60° | 39° | 50° | — | — |
| 2001 | 68° | 47° | 57° | — | — |
| 2000 | 63° | 40° | 51° | — | — |
| 1999 | 76° | 50° | 63° | — | — |
| 1998 | 68° | 44° | 56° | — | — |
| 1997 | 70° | 53° | 61° | — | — |
| 1996 | 62° | 43° | 52° | — | — |
| 1995 | 57° | 43° | 50° | — | — |
| 1994 | 74° | 50° | 62° | — | — |
| 1993 | 52° | 41° | 46° | 0.94" | — |
| 1992 | 74° | 45° | 59° | — | — |
| 1991 | 55° | 47° | 51° | — | — |
| 1990 | 63° | 39° | 51° | — | — |
| 1989 | 74° | 42° | 58° | — | — |
| 1987 | 63° | 36° | 49° | — | — |
| 1986 | 60° | 43° | 51° | — | — |
| 1985 | 56° | 40° | 48° | — | — |
| 1984 | 57° | 40° | 48° | 0.69" | — |
| 1983 | 62° | 44° | 53° | 0.46" | — |
| 1982 | 72° | 52° | 62° | — | — |
| 1981 | 66° | 43° | 54° | — | — |
| 1980 | 71° | 48° | 60° | — | — |
| 1979 | 53° | 33° | 43° | — | — |
| 1978 | 62° | 39° | 51° | — | — |
| 1977 | 80° | 48° | 64° | — | — |
| 1976 | 65° | 43° | 54° | — | — |
| 1975 | 58° | 34° | 46° | — | — |
| 1974 | 58° | 37° | 47° | — | — |
| 1973 | 60° | 43° | 51° | — | — |
| 1972 | 66° | 38° | 52° | — | — |
| 1971 | 50° | 35° | 43° | — | — |
54 years of data from LIVERMORE CALIFORNIA