Weather on February 18
Santa Rosa, CA
55 Years of Data
Avg High
61°F
Avg Low
41°F
Warmest
1995
59°F avg
Coldest
2011
37°F avg
About This Date
February 18th in Santa Rosa, CA typically brings mild winter weather, with average highs around 61°F and lows near 41°F. Over 56 years of records, the warmest February 18th was in 1995 (59°F average), while the coldest was 2011 (37°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 36% of February 18th dates historically, with the wettest February 18th recording 3.63" of rain. The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for February 18th in Santa Rosa, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 55° | 34° | 44° | 0.48" | — |
| 2025 | 66° | 43° | 54° | — | — |
| 2024 | 60° | 47° | 53° | 3.63" | — |
| 2023 | 64° | 28° | 46° | — | — |
| 2022 | 67° | 45° | 56° | — | — |
| 2021 | 64° | 36° | 50° | — | — |
| 2020 | 68° | 35° | 52° | — | — |
| 2019 | 59° | 29° | 44° | — | — |
| 2018 | 65° | 39° | 52° | — | — |
| 2017 | 58° | 45° | 51° | — | — |
| 2016 | 55° | 47° | 51° | — | — |
| 2015 | 63° | 50° | 56° | — | — |
| 2014 | 62° | 47° | 54° | — | — |
| 2013 | 50° | 39° | 45° | — | — |
| 2012 | 62° | 40° | 51° | — | — |
| 2011coldest | 44° | 30° | 37° | 0.48" | — |
| 2010 | 71° | 44° | 58° | — | — |
| 2009 | 63° | 43° | 53° | 0.18" | — |
| 2008 | 56° | 36° | 46° | — | — |
| 2007 | 71° | 40° | 55° | — | — |
| 2006 | 48° | 31° | 39° | 0.08" | — |
| 2005 | 61° | 50° | 55° | 1.57" | — |
| 2004 | 62° | 45° | 53° | 1.27" | — |
| 2003 | 65° | 35° | 50° | — | — |
| 2002 | 54° | 37° | 45° | — | — |
| 2001 | 55° | 49° | 52° | 0.25" | — |
| 2000 | 65° | 37° | 51° | — | — |
| 1999 | 62° | 47° | 54° | 1.02" | — |
| 1998 | 57° | 42° | 50° | 0.38" | — |
| 1997 | 66° | 41° | 54° | — | — |
| 1996 | 62° | 56° | 59° | 0.81" | — |
| 1995warmest | 70° | 48° | 59° | — | — |
| 1994 | 51° | 38° | 44° | 1.35" | — |
| 1993 | 58° | 48° | 53° | 1.52" | — |
| 1992 | 56° | 47° | 51° | 1.24" | — |
| 1991 | 72° | 43° | 57° | — | — |
| 1990 | 52° | 28° | 40° | — | — |
| 1989 | 51° | 46° | 49° | 0.46" | — |
| 1988 | 66° | 45° | 55° | — | — |
| 1987 | 62° | 40° | 51° | — | — |
| 1986 | 60° | 54° | 57° | 1.73" | — |
| 1985 | 68° | 38° | 53° | — | — |
| 1984 | 59° | 37° | 48° | — | — |
| 1983 | 59° | 50° | 55° | 1.57" | — |
| 1982 | 67° | 41° | 54° | — | — |
| 1981 | 70° | 45° | 57° | — | — |
| 1980 | 63° | 52° | 57° | 1.14" | — |
| 1979 | 57° | 34° | 45° | 3.35" | — |
| 1978 | 66° | 49° | 57° | — | — |
| 1977 | 78° | 37° | 58° | — | — |
| 1976 | 60° | 43° | 51° | — | — |
| 1975 | 59° | 33° | 46° | — | — |
| 1974 | 58° | 41° | 49° | 0.41" | — |
| 1973 | 67° | 33° | 50° | — | — |
| 1972 | 73° | 43° | 58° | — | — |
| 1971 | 60° | 35° | 48° | — | — |
56 years of data from SANTA ROSA