May weather in Montague, CA
The average temperature in Montague in May is 57.2°F (40.7°F–73.7°F). Average precipitation: 1.05 inches.
May is a spring month in Montague, and is warmer than the annual average of 52.8°F. Daily temperatures swing about 33°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 14h 21m. For travel, May is a comfortable month to visit.
Avg High
73.7°F
Avg Low
40.7°F
Precipitation
1.05 in
Daylight
14h 21m
May records in Montague
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| May 1 | 87.1°F (2014) | 19.2°F (2008) | 0.27 in (2007) |
| May 2 | 84.0°F (2004) | 29.1°F (2019) | 0.55 in (2023) |
| May 3 | 84.9°F (2017) | 27.1°F (2022) | 0.16 in (2009) |
| May 4 | 84.9°F (2017) | 29.1°F (2010) | 0.87 in (2024) |
| May 5 | 88.0°F (2021) | 28.9°F (2003) | 0.44 in (2023) |
| May 6 | 82.0°F (1949) | 23.2°F (2010) | 0.34 in (2013) |
| May 7 | 89.1°F (2001) | 28.9°F (1950) | 0.48 in (1952) |
| May 8 | 90.0°F (2020) | 24.3°F (2022) | 0.61 in (2005) |
| May 9 | 91.9°F (2020) | 28.0°F (2002) | 0.29 in (2005) |
| May 10 | 87.1°F (1949) | 29.1°F (2011) | 0.59 in (1951) |
| May 11 | 91.9°F (2001) | 24.3°F (2022) | 0.18 in (2017) |
| May 12 | 89.1°F (2021) | 30.2°F (2008) | 0.24 in (2025) |
| May 13 | 89.1°F (2012) | 31.1°F (2007) | 0.04 in (1949) |
| May 14 | 91.9°F (2014) | 30.9°F (1951) | 0.31 in (2016) |
| May 15 | 93.9°F (2008) | 31.1°F (2025) | 0.53 in (2011) |
| May 16 | 98.1°F (2008) | 33.1°F (2002) | 0.30 in (2020) |
| May 17 | 96.1°F (2008) | 29.1°F (2017) | 0.62 in (2020) |
| May 18 | 93.9°F (2008) | 30.2°F (2017) | 0.41 in (2015) |
| May 19 | 93.0°F (2008) | 32.0°F (1950) | 0.10 in (2005) |
| May 20 | 93.0°F (2023) | 31.1°F (2010) | 0.20 in (2002) |
| May 21 | 91.9°F (2001) | 33.1°F (2016) | 0.49 in (2002) |
| May 22 | 95.0°F (2001) | 25.2°F (2013) | 0.05 in (2016) |
| May 23 | 93.9°F (2001) | 28.2°F (2010) | 0.11 in (2018) |
| May 24 | 91.9°F (2001) | 30.2°F (2011) | 0.13 in (2016) |
| May 25 | 91.9°F (1949) | 33.1°F (2013) | 0.58 in (2018) |
| May 26 | 91.0°F (1951) | 31.1°F (2010) | 0.32 in (2008) |
| May 27 | 95.0°F (2020) | 33.1°F (2012) | 0.33 in (2008) |
| May 28 | 98.1°F (2020) | 31.1°F (2011) | 0.64 in (2008) |
| May 29 | 95.0°F (2020) | 30.2°F (2010) | 0.29 in (1949) |
| May 30 | 93.9°F (2025) | 34.0°F (2022) | 0.72 in (2020) |
| May 31 | 97.0°F (2021) | 35.1°F (2022) | 0.57 in (2008) |