Weather on January 8
Santa Rosa, CA
55 Years of Data
Avg High
57°F
Avg Low
40°F
Warmest
1978
58°F avg
Coldest
1973
40°F avg
About This Date
January 8th in Santa Rosa, CA typically brings cool winter weather, with average highs around 57°F and lows near 40°F. Over 56 years of records, the warmest January 8th was in 1978 (58°F average), while the coldest was 1973 (40°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 39% of January 8th dates historically, with the wettest January 8th recording 7.11" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for January 8th in Santa Rosa, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 61° | 41° | 51° | — | — |
| 2025 | 68° | 46° | 57° | — | — |
| 2024 | 56° | 33° | 44° | — | — |
| 2023 | 61° | 47° | 54° | 2.84" | — |
| 2022 | 58° | 35° | 46° | — | — |
| 2021 | 59° | 48° | 54° | 0.51" | — |
| 2020 | 54° | 38° | 46° | 0.2" | — |
| 2019 | 55° | 48° | 52° | 0.08" | — |
| 2018 | 54° | 46° | 50° | 4.95" | — |
| 2017 | 58° | 52° | 55° | — | — |
| 2016 | 50° | 41° | 46° | — | — |
| 2015 | 60° | 50° | 55° | — | — |
| 2014 | 58° | 42° | 50° | — | — |
| 2013 | 61° | 43° | 52° | — | — |
| 2012 | 68° | 34° | 51° | — | — |
| 2011 | 44° | 35° | 40° | — | — |
| 2010 | 56° | 44° | 50° | — | — |
| 2009 | 64° | 44° | 54° | 0.03" | — |
| 2008 | 50° | 40° | 45° | 2.39" | — |
| 2007 | 65° | 32° | 48° | — | — |
| 2006 | 61° | 38° | 49° | — | — |
| 2005 | 54° | 38° | 46° | 0.51" | — |
| 2004 | 59° | 39° | 49° | 0.08" | — |
| 2003 | 53° | 39° | 46° | — | — |
| 2002 | 57° | 50° | 54° | — | — |
| 2001 | 56° | 48° | 52° | 1.17" | — |
| 2000 | 58° | 40° | 49° | — | — |
| 1999 | 60° | 32° | 46° | — | — |
| 1998 | 52° | 43° | 47° | 0.03" | — |
| 1997 | 56° | 35° | 45° | — | — |
| 1996 | 56° | 40° | 48° | — | — |
| 1995 | 57° | 52° | 54° | 7.11" | — |
| 1994 | 55° | 40° | 47° | 0.28" | — |
| 1993 | 51° | 44° | 48° | 0.51" | — |
| 1992 | 58° | 34° | 46° | — | — |
| 1991 | 53° | 45° | 49° | 0.03" | — |
| 1990 | 59° | 55° | 57° | 0.94" | — |
| 1989 | 50° | 35° | 43° | 0.13" | — |
| 1988 | 54° | 45° | 49° | 0.25" | — |
| 1987 | 53° | 27° | 40° | — | — |
| 1986 | 59° | 37° | 48° | — | — |
| 1985 | 53° | 33° | 43° | 0.03" | — |
| 1984 | 53° | 45° | 49° | — | — |
| 1983 | 55° | 41° | 48° | — | — |
| 1982 | 55° | 28° | 42° | — | — |
| 1981 | 54° | 41° | 47° | — | — |
| 1980 | 59° | 48° | 54° | — | — |
| 1979 | 58° | 43° | 50° | — | — |
| 1978warmest | 64° | 51° | 58° | 0.28" | — |
| 1977 | 59° | 28° | 44° | — | — |
| 1976 | 56° | 35° | 45° | — | — |
| 1975 | 53° | 45° | 49° | 0.48" | — |
| 1974 | 57° | 27° | 42° | — | — |
| 1973coldest | 42° | 37° | 40° | 3.1" | — |
| 1972 | 60° | 28° | 44° | — | — |
| 1971 | 55° | 31° | 43° | — | — |
56 years of data from SANTA ROSA