December weather in Tucson, AZ
The average temperature in Tucson in December is 53.0°F (40.5°F–65.5°F). Average precipitation: 0.96 inches.
December is a winter month in Tucson, and is cooler than the annual average of 70.6°F. Daily temperatures swing about 25°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 54m. For travel, December is a comfortable month to visit.
Avg High
65.5°F
Avg Low
40.5°F
Precipitation
0.96 in
Daylight
9h 54m
December records in Tucson
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 84.9°F (2021) | 28.0°F (2006) | 0.46 in (1997) |
| December 2 | 82.9°F (2021) | 28.9°F (1948) | 0.40 in (1997) |
| December 3 | 84.0°F (1954) | 27.0°F (1957) | 0.88 in (1992) |
| December 4 | 81.0°F (1987) | 25.0°F (1999) | 1.16 in (1992) |
| December 5 | 82.0°F (2023) | 23.0°F (1948) | 2.10 in (1994) |
| December 6 | 82.9°F (2023) | 21.0°F (1960) | 0.81 in (1986) |
| December 7 | 82.0°F (1970) | 19.9°F (1960) | 0.64 in (2018) |
| December 8 | 82.9°F (1981) | 19.9°F (1978) | 0.57 in (1971) |
| December 9 | 81.0°F (1981) | 23.0°F (1978) | 0.94 in (1965) |
| December 10 | 82.0°F (1950) | 26.1°F (1967) | 0.89 in (1965) |
| December 11 | 80.1°F (1950) | 27.0°F (1966) | 0.37 in (2007) |
| December 12 | 79.0°F (2004) | 26.1°F (1949) | 0.50 in (2022) |
| December 13 | 84.0°F (2010) | 26.1°F (1949) | 1.14 in (2011) |
| December 14 | 82.9°F (2025) | 27.0°F (1949) | 1.01 in (1967) |
| December 15 | 84.0°F (2016) | 23.0°F (1987) | 1.22 in (1967) |
| December 16 | 79.0°F (1969) | 27.0°F (1971) | 0.59 in (1961) |
| December 17 | 82.9°F (2013) | 27.0°F (1954) | 0.70 in (1987) |
| December 18 | 82.0°F (2024) | 26.1°F (1996) | 0.67 in (1978) |
| December 19 | 82.0°F (2024) | 26.1°F (1996) | 0.46 in (1967) |
| December 20 | 82.0°F (2024) | 26.1°F (2006) | 0.40 in (2013) |
| December 21 | 82.9°F (2024) | 21.9°F (1949) | 0.22 in (2016) |
| December 22 | 84.9°F (2025) | 19.0°F (1968) | 1.25 in (2023) |
| December 23 | 84.0°F (2025) | 21.0°F (1990) | 0.63 in (2008) |
| December 24 | 79.0°F (2024) | 16.0°F (1974) | 0.47 in (1959) |
| December 25 | 81.0°F (2005) | 24.1°F (1953) | 0.33 in (1983) |
| December 26 | 78.1°F (1955) | 25.0°F (1987) | 0.68 in (1994) |
| December 27 | 80.1°F (1980) | 24.1°F (1987) | 0.77 in (1984) |
| December 28 | 80.1°F (2017) | 18.0°F (1954) | 0.82 in (1977) |
| December 29 | 82.0°F (2017) | 19.0°F (2003) | 0.80 in (1960) |
| December 30 | 82.0°F (2017) | 21.9°F (1988) | 1.07 in (1978) |
| December 31 | 77.0°F (2008) | 24.1°F (1969) | 0.54 in (2014) |