Weather on January 22
Santa Rosa, CA
55 Years of Data
Avg High
60°F
Avg Low
40°F
Warmest
2022
67°F avg
Coldest
1982
39°F avg
About This Date
January 22nd in Santa Rosa, CA typically brings mild winter weather, with average highs around 60°F and lows near 40°F. Over 56 years of records, the warmest January 22nd was in 2022 (67°F average), while the coldest was 1982 (39°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 36% of January 22nd dates historically, with the wettest January 22nd recording 5.87" of rain. The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.8°F warmer on this date compared to 20-30 years ago.
Planning for January 22nd in Santa Rosa, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 68° | 45° | 56° | — | — |
| 2025 | 65° | 30° | 47° | — | — |
| 2024 | 62° | 56° | 59° | 4.24" | — |
| 2023 | 61° | 32° | 46° | — | — |
| 2022warmest | 76° | 58° | 67° | — | — |
| 2021 | 57° | 42° | 50° | 0.25" | — |
| 2020 | 60° | 47° | 53° | 0.18" | — |
| 2019 | 62° | 34° | 48° | — | — |
| 2018 | 61° | 49° | 55° | 1.4" | — |
| 2017 | 53° | 41° | 47° | — | — |
| 2016 | 56° | 50° | 53° | — | — |
| 2015 | 60° | 41° | 51° | — | — |
| 2014 | 74° | 50° | 62° | — | — |
| 2013 | 63° | 42° | 52° | — | — |
| 2012 | 53° | 39° | 46° | 0.89" | — |
| 2011 | 74° | 38° | 56° | — | — |
| 2010 | 50° | 37° | 44° | 1.27" | — |
| 2009 | 55° | 49° | 52° | 0.38" | — |
| 2008 | 45° | 39° | 42° | 0.74" | — |
| 2007 | 65° | 32° | 48° | — | — |
| 2006 | 64° | 35° | 50° | — | — |
| 2005 | 53° | 38° | 45° | — | — |
| 2004 | 63° | 30° | 46° | — | — |
| 2003 | 57° | 48° | 53° | 1.65" | — |
| 2002 | 50° | 33° | 42° | 0.03" | — |
| 2001 | 62° | 36° | 49° | — | — |
| 2000 | 58° | 45° | 51° | 0.03" | — |
| 1999 | 56° | 43° | 49° | 0.56" | — |
| 1998 | 59° | 40° | 49° | — | — |
| 1997 | 57° | 47° | 52° | 5.87" | — |
| 1996 | 53° | 35° | 44° | 0.08" | — |
| 1995 | 53° | 48° | 51° | 2.54" | — |
| 1994 | 59° | 48° | 54° | — | — |
| 1993 | 57° | 42° | 50° | — | — |
| 1992 | 52° | 32° | 42° | 0.03" | — |
| 1991 | 66° | 33° | 50° | — | — |
| 1990 | 60° | 35° | 48° | — | — |
| 1989 | 63° | 44° | 53° | — | — |
| 1988 | 74° | 44° | 59° | — | — |
| 1987 | 52° | 35° | 43° | 0.05" | — |
| 1986 | 56° | 40° | 48° | — | — |
| 1985 | 51° | 34° | 42° | — | — |
| 1984 | 58° | 36° | 47° | — | — |
| 1983 | 60° | 47° | 53° | 1.27" | — |
| 1982coldest | 49° | 30° | 39° | — | — |
| 1981 | 55° | 52° | 53° | 0.84" | — |
| 1980 | 64° | 36° | 50° | — | — |
| 1979 | 58° | 36° | 47° | — | — |
| 1978 | 62° | 33° | 48° | — | — |
| 1977 | 66° | 39° | 53° | — | — |
| 1976 | 67° | 32° | 49° | — | — |
| 1975 | 64° | 35° | 50° | — | — |
| 1974 | 71° | 34° | 52° | — | — |
| 1973 | 57° | 34° | 45° | — | — |
| 1972 | 54° | 50° | 52° | 0.38" | — |
| 1971 | 63° | 34° | 48° | — | — |
56 years of data from SANTA ROSA