January weather in Windsor, CA
The average temperature in Windsor in January is 47.7°F (37.5°F–57.9°F). Average precipitation: 6.67 inches.
January is a winter month in Windsor, and is cooler than the annual average of 58.1°F. Daily temperatures swing about 20.4°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 9h 35m. For travel, January is a wet month.
Avg High
57.9°F
Avg Low
37.5°F
Precipitation
6.67 in
Daylight
9h 35m
January records in Windsor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 68.0°F (2007) | 24.3°F (2016) | 1.91 in (2002) |
| January 2 | 68.0°F (2020) | 26.1°F (2013) | 1.51 in (2002) |
| January 3 | 70.0°F (2014) | 26.1°F (2013) | 2.05 in (2017) |
| January 4 | 69.1°F (2014) | 26.1°F (2009) | 2.56 in (2008) |
| January 5 | 70.0°F (2012) | 23.2°F (2014) | 1.85 in (2026) |
| January 6 | 70.0°F (2003) | 26.2°F (2017) | 2.59 in (2019) |
| January 7 | 71.1°F (2025) | 28.9°F (2000) | 1.80 in (2017) |
| January 8 | 70.0°F (2025) | 28.9°F (1999) | 3.58 in (2017) |
| January 9 | 78.1°F (2025) | 27.0°F (2012) | 2.16 in (2023) |
| January 10 | 66.0°F (2025) | 25.0°F (2011) | 2.27 in (2017) |
| January 11 | 69.1°F (2025) | 28.0°F (1999) | 1.68 in (2023) |
| January 12 | 82.0°F (2009) | 25.0°F (2007) | 1.27 in (2003) |
| January 13 | 70.0°F (2009) | 21.0°F (2007) | 1.03 in (2024) |
| January 14 | 69.1°F (2014) | 21.9°F (2007) | 1.43 in (2023) |
| January 15 | 71.1°F (2014) | 19.9°F (2007) | 0.82 in (2000) |
| January 16 | 73.0°F (2014) | 21.9°F (2007) | 2.26 in (2019) |
| January 17 | 75.9°F (2021) | 21.0°F (2012) | 1.17 in (2016) |
| January 18 | 79.0°F (2021) | 24.1°F (2007) | 3.10 in (2017) |
| January 19 | 70.0°F (2011) | 26.1°F (2007) | 1.65 in (2010) |
| January 20 | 70.0°F (2014) | 27.0°F (2013) | 2.77 in (2012) |
| January 21 | 73.0°F (2014) | 26.1°F (2013) | 2.43 in (2024) |
| January 22 | 77.0°F (2011) | 28.2°F (2014) | 1.84 in (2012) |
| January 23 | 75.0°F (2006) | 27.0°F (2002) | 1.26 in (2012) |
| January 24 | 73.0°F (2014) | 26.1°F (2007) | 0.82 in (2000) |
| January 25 | 75.9°F (2014) | 29.1°F (2022) | 2.61 in (2008) |
| January 26 | 73.0°F (2014) | 24.3°F (2021) | 1.50 in (2021) |
| January 27 | 70.0°F (2012) | 27.0°F (2009) | 0.64 in (2021) |
| January 28 | 70.0°F (2015) | 28.0°F (2001) | 0.39 in (2006) |
| January 29 | 73.0°F (2024) | 28.0°F (1999) | 0.31 in (2011) |
| January 30 | 73.0°F (2015) | 26.1°F (2002) | 0.82 in (2000) |
| January 31 | 80.1°F (2015) | 26.1°F (2002) | 2.41 in (2024) |