January weather in Phoenix, AZ
The average temperature in Phoenix in January is 54.8°F (44.1°F–65.4°F). Average precipitation: 1.17 inches.
January is a winter month in Phoenix, and is cooler than the annual average of 72.5°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 10h 0m. For travel, January is a comfortable month to visit.
Avg High
65.4°F
Avg Low
44.1°F
Precipitation
1.17 in
Daylight
10h 0m
January records in Phoenix
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 80.1°F (2012) | 28.2°F (2011) | 0.49 in (2023) |
| January 2 | 78.1°F (2012) | 30.2°F (2015) | 0.04 in (2023) |
| January 3 | 75.0°F (2018) | 29.1°F (2015) | 0.78 in (2005) |
| January 4 | 81.0°F (2012) | 33.1°F (2019) | 0.86 in (2005) |
| January 5 | 82.0°F (2006) | 32.0°F (2004) | 0.30 in (2016) |
| January 6 | 80.1°F (2006) | 34.0°F (2024) | 0.49 in (2019) |
| January 7 | 81.0°F (2015) | 34.0°F (2007) | 0.50 in (2016) |
| January 8 | 79.0°F (2002) | 30.2°F (2024) | 0.48 in (2003) |
| January 9 | 78.1°F (2004) | 31.1°F (2024) | 0.38 in (2018) |
| January 10 | 78.1°F (2004) | 33.1°F (2024) | 0.10 in (2018) |
| January 11 | 77.0°F (2004) | 31.1°F (2013) | 0.06 in (2015) |
| January 12 | 75.0°F (2004) | 25.2°F (2013) | 1.20 in (2001) |
| January 13 | 78.1°F (2018) | 25.2°F (2013) | 0.11 in (2015) |
| January 14 | 80.1°F (2000) | 22.1°F (2007) | 0.02 in (2017) |
| January 15 | 80.1°F (2000) | 26.2°F (2013) | 0.06 in (2019) |
| January 16 | 78.1°F (2003) | 30.2°F (2013) | 0.03 in (2001) |
| January 17 | 79.0°F (2000) | 31.1°F (2006) | 0.00 in (1999) |
| January 18 | 79.0°F (2000) | 32.0°F (2008) | 0.11 in (2010) |
| January 19 | 80.1°F (2005) | 33.1°F (2001) | 1.30 in (2010) |
| January 20 | 79.0°F (2009) | 33.1°F (2002) | 0.73 in (2017) |
| January 21 | 79.0°F (2009) | 33.1°F (2025) | 2.10 in (2010) |
| January 22 | 78.1°F (2013) | 32.0°F (2006) | 0.32 in (2004) |
| January 23 | 79.0°F (2013) | 33.1°F (2023) | 0.50 in (2024) |
| January 24 | 75.9°F (2003) | 31.1°F (2023) | 0.27 in (2021) |
| January 25 | 75.0°F (2015) | 32.0°F (2023) | 0.37 in (2021) |
| January 26 | 78.1°F (2003) | 34.0°F (2023) | 1.39 in (2013) |
| January 27 | 73.0°F (2015) | 35.1°F (2004) | 1.40 in (2008) |
| January 28 | 80.1°F (2003) | 32.0°F (2017) | 0.07 in (2008) |
| January 29 | 81.0°F (2018) | 36.0°F (2013) | 0.26 in (2021) |
| January 30 | 79.0°F (2018) | 36.0°F (1999) | 0.51 in (2015) |
| January 31 | 82.0°F (2003) | 28.9°F (2002) | 0.23 in (2016) |