January weather in Pittsburgh, PA
The average temperature in Pittsburgh in January is 29.5°F (22.3°F–36.6°F). Average precipitation: 3.08 inches.
January is a winter month in Pittsburgh, and is cooler than the annual average of 52.4°F. Daily temperatures swing about 14.3°F between overnight low and afternoon high. Expect about 13 days with precipitation. Daylight averages about 9h 25m. For travel, January is cold.
Avg High
36.6°F
Avg Low
22.3°F
Precipitation
3.08 in
Daylight
9h 25m
January records in Pittsburgh
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 68.0°F (1952) | 2.1°F (2018) | 1.23 in (2003) |
| January 2 | 66.0°F (2000) | 5.2°F (2018) | 1.21 in (2006) |
| January 3 | 64.9°F (2000) | 2.1°F (2018) | 1.10 in (2004) |
| January 4 | 68.0°F (1950) | 3.2°F (2018) | 1.61 in (2004) |
| January 5 | 61.0°F (1946) | -2.7°F (2018) | 2.27 in (2005) |
| January 6 | 70.0°F (1946) | -6.9°F (2014) | 0.86 in (1950) |
| January 7 | 64.9°F (2008) | -8.9°F (2014) | 0.88 in (1951) |
| January 8 | 69.1°F (2008) | -0.8°F (2015) | 0.48 in (2005) |
| January 9 | 69.1°F (1946) | 5.2°F (2017) | 1.42 in (2024) |
| January 10 | 59.0°F (1939) | 0.1°F (2015) | 0.65 in (2016) |
| January 11 | 71.1°F (2020) | 8.1°F (2004) | 1.05 in (2005) |
| January 12 | 64.9°F (2017) | 12.9°F (2003) | 2.19 in (2018) |
| January 13 | 70.0°F (2005) | 6.3°F (2016) | 0.72 in (2006) |
| January 14 | 64.0°F (1937) | 3.9°F (1948) | 0.94 in (1951) |
| January 15 | 62.1°F (1952) | 1.0°F (1948) | 0.84 in (2007) |
| January 16 | 60.1°F (1949) | -6.9°F (2009) | 0.39 in (1936) |
| January 17 | 61.0°F (2017) | -6.9°F (2009) | 0.64 in (2010) |
| January 18 | 57.0°F (1951) | 1.9°F (2003) | 0.76 in (2020) |
| January 19 | 62.1°F (1951) | 0.0°F (1948) | 0.93 in (1936) |
| January 20 | 68.0°F (1951) | 2.1°F (2025) | 0.68 in (2001) |
| January 21 | 64.0°F (2017) | -0.8°F (2025) | 0.84 in (1937) |
| January 22 | 63.0°F (2018) | -14.1°F (1936) | 0.92 in (1937) |
| January 23 | 63.0°F (2012) | -16.1°F (1936) | 1.00 in (2017) |
| January 24 | 64.9°F (1950) | -11.0°F (1936) | 0.92 in (2020) |
| January 25 | 75.0°F (1950) | -6.0°F (1936) | 0.42 in (2010) |
| January 26 | 68.0°F (1950) | -4.0°F (1936) | 1.52 in (1952) |
| January 27 | 59.0°F (2002) | -9.0°F (1936) | 0.51 in (1949) |
| January 28 | 63.0°F (2002) | -5.8°F (2014) | 1.10 in (2024) |
| January 29 | 68.0°F (2013) | -2.7°F (2014) | 0.57 in (1950) |
| January 30 | 66.9°F (2013) | -4.9°F (2019) | 1.24 in (1939) |
| January 31 | 72.0°F (2002) | -6.0°F (2026) | 0.81 in (1951) |