December weather in Mesa, AZ
The average temperature in Mesa in December is 53.1°F (40.1°F–66.1°F). Average precipitation: 1.11 inches.
December is a winter month in Mesa, and is cooler than the annual average of 72.3°F. Daily temperatures swing about 26°F between overnight low and afternoon high. Expect about 5 days with precipitation. Daylight averages about 9h 48m. For travel, December is a comfortable month to visit.
Avg High
66.1°F
Avg Low
40.1°F
Precipitation
1.11 in
Daylight
9h 48m
December records in Mesa
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 84.9°F (2021) | 28.9°F (2004) | 0.34 in (2023) |
| December 2 | 84.9°F (2017) | 27.0°F (2004) | 0.00 in (2002) |
| December 3 | 82.9°F (2024) | 30.9°F (2004) | 0.85 in (2022) |
| December 4 | 79.0°F (2003) | 32.0°F (2009) | 0.71 in (2022) |
| December 5 | 81.0°F (2003) | 28.0°F (2009) | 0.17 in (2004) |
| December 6 | 82.9°F (2023) | 28.0°F (2005) | 0.42 in (2004) |
| December 7 | 81.0°F (2006) | 28.0°F (2013) | 0.55 in (2009) |
| December 8 | 81.0°F (2010) | 28.9°F (2011) | 1.04 in (2007) |
| December 9 | 82.0°F (2020) | 27.0°F (2013) | 0.17 in (2019) |
| December 10 | 78.1°F (2015) | 28.9°F (2009) | 0.53 in (2021) |
| December 11 | 79.0°F (2004) | 32.0°F (2009) | 0.23 in (2007) |
| December 12 | 82.9°F (2010) | 32.0°F (2012) | 0.37 in (2022) |
| December 13 | 82.9°F (2010) | 33.1°F (2003) | 0.92 in (2011) |
| December 14 | 81.0°F (2025) | 30.9°F (2022) | 0.65 in (2011) |
| December 15 | 82.0°F (2025) | 30.9°F (2007) | 0.66 in (2012) |
| December 16 | 78.1°F (2023) | 27.0°F (2015) | 0.78 in (2008) |
| December 17 | 80.1°F (2023) | 27.0°F (2005) | 0.32 in (2017) |
| December 18 | 84.0°F (2024) | 30.9°F (2015) | 0.09 in (2011) |
| December 19 | 81.0°F (2024) | 32.0°F (2006) | 0.16 in (2012) |
| December 20 | 82.9°F (2024) | 28.9°F (2006) | 0.91 in (2013) |
| December 21 | 81.0°F (2025) | 26.1°F (2006) | 0.01 in (2002) |
| December 22 | 81.0°F (2025) | 27.0°F (2017) | 0.69 in (2023) |
| December 23 | 78.1°F (2025) | 28.9°F (2007) | 0.74 in (2023) |
| December 24 | 82.0°F (2005) | 30.9°F (2009) | 1.49 in (2021) |
| December 25 | 77.0°F (2005) | 28.0°F (2004) | 0.44 in (2019) |
| December 26 | 75.9°F (2005) | 27.0°F (2014) | 0.53 in (2008) |
| December 27 | 73.9°F (2022) | 26.1°F (2014) | 0.76 in (2019) |
| December 28 | 77.0°F (2017) | 26.1°F (2014) | 0.48 in (2022) |
| December 29 | 78.1°F (2017) | 24.1°F (2003) | 0.96 in (2004) |
| December 30 | 77.0°F (2017) | 26.1°F (2015) | 0.62 in (2010) |
| December 31 | 73.9°F (2008) | 25.0°F (2010) | 0.21 in (2012) |