May weather in Windsor, CA
The average temperature in Windsor in May is 60.7°F (46.6°F–74.7°F). Average precipitation: 1.27 inches.
May is a spring month in Windsor, and is warmer than the annual average of 58.1°F. Daily temperatures swing about 28.1°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 14h 6m. For travel, May is a comfortable month to visit.
Avg High
74.7°F
Avg Low
46.6°F
Precipitation
1.27 in
Daylight
14h 6m
May records in Windsor
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 90.0°F (2013) | 37.9°F (2007) | 0.75 in (2009) |
| May 2 | 91.9°F (2017) | 37.9°F (2019) | 0.39 in (2003) |
| May 3 | 91.0°F (2013) | 37.0°F (2008) | 0.91 in (2009) |
| May 4 | 89.1°F (2011) | 37.0°F (2020) | 0.93 in (2009) |
| May 5 | 87.1°F (2011) | 37.9°F (2020) | 0.16 in (2023) |
| May 6 | 90.0°F (2007) | 37.9°F (2010) | 0.18 in (2023) |
| May 7 | 93.9°F (2001) | 37.9°F (2010) | 0.43 in (2000) |
| May 8 | 93.0°F (2001) | 39.9°F (2010) | 1.51 in (2005) |
| May 9 | 90.0°F (2025) | 33.1°F (2022) | 0.17 in (2005) |
| May 10 | 91.9°F (2021) | 32.0°F (2022) | 0.17 in (2010) |
| May 11 | 88.0°F (2012) | 33.1°F (2022) | 0.47 in (2020) |
| May 12 | 87.1°F (2014) | 35.1°F (2022) | 0.09 in (2025) |
| May 13 | 93.9°F (2014) | 39.9°F (2007) | 0.09 in (2020) |
| May 14 | 95.0°F (2008) | 39.0°F (2017) | 0.65 in (2000) |
| May 15 | 102.0°F (2008) | 36.0°F (1999) | 2.10 in (2019) |
| May 16 | 97.0°F (2008) | 37.9°F (1999) | 0.67 in (2011) |
| May 17 | 96.1°F (2009) | 39.9°F (2007) | 0.65 in (2011) |
| May 18 | 95.0°F (2022) | 39.0°F (2002) | 2.11 in (2005) |
| May 19 | 88.0°F (2001) | 39.9°F (1999) | 0.78 in (2019) |
| May 20 | 91.0°F (2001) | 39.0°F (2009) | 0.33 in (2002) |
| May 21 | 95.0°F (2000) | 42.1°F (2010) | 0.14 in (2006) |
| May 22 | 95.0°F (2000) | 37.0°F (2010) | 0.02 in (2010) |
| May 23 | 97.0°F (2000) | 39.9°F (2002) | 0.02 in (2006) |
| May 24 | 100.0°F (2022) | 39.0°F (2013) | 0.02 in (2008) |
| May 25 | 96.1°F (2014) | 41.0°F (2008) | 0.51 in (2010) |
| May 26 | 97.0°F (2020) | 43.0°F (2012) | 0.11 in (2019) |
| May 27 | 95.0°F (2020) | 39.0°F (2021) | 0.92 in (2010) |
| May 28 | 93.0°F (2003) | 37.0°F (2010) | 0.09 in (2011) |
| May 29 | 90.0°F (2025) | 39.9°F (2006) | 0.03 in (2020) |
| May 30 | 100.0°F (2001) | 42.1°F (2013) | 0.03 in (2020) |
| May 31 | 100.0°F (2001) | 45.0°F (2003) | 0.17 in (2011) |