January weather in Lancaster, PA
The average temperature in Lancaster in January is 31.0°F (22.2°F–39.9°F). Average precipitation: 3.01 inches. Average snowfall is 6.1 inches.
January is a winter month in Lancaster, and is cooler than the annual average of 53.7°F. Daily temperatures swing about 17.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 27m. For travel, January is cold.
Avg High
39.9°F
Avg Low
22.2°F
Precipitation
3.01 in
Snow
6.1 in
January records in Lancaster
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 64.0°F (2005) | -4.0°F (2018) | 0.90 in (2007) |
| January 2 | 64.9°F (2023) | 5.0°F (2018) | 1.28 in (1979) |
| January 3 | 62.1°F (2004) | -2.0°F (2018) | 1.30 in (1999) |
| January 4 | 68.0°F (2000) | 0.0°F (2014) | 1.52 in (1982) |
| January 5 | 63.0°F (1998) | 7.0°F (1981) | 1.69 in (1949) |
| January 6 | 69.1°F (2007) | -2.9°F (1981) | 1.33 in (2024) |
| January 7 | 64.0°F (1998) | 0.0°F (2014) | 1.34 in (1996) |
| January 8 | 66.0°F (2008) | 6.1°F (2015) | 0.90 in (2007) |
| January 9 | 64.0°F (1998) | -4.0°F (1981) | 2.04 in (2024) |
| January 10 | 61.0°F (2016) | 1.9°F (2004) | 1.10 in (2016) |
| January 11 | 66.0°F (2020) | -6.0°F (1988) | 0.96 in (1991) |
| January 12 | 64.9°F (2017) | -2.0°F (1981) | 0.90 in (1996) |
| January 13 | 64.0°F (2005) | -5.1°F (1981) | 0.52 in (2012) |
| January 14 | 68.0°F (1995) | 1.9°F (1988) | 1.45 in (2005) |
| January 15 | 62.1°F (1995) | 0.0°F (1988) | 0.78 in (1999) |
| January 16 | 64.0°F (1995) | -2.0°F (1977) | 0.72 in (2013) |
| January 17 | 62.1°F (1990) | -6.0°F (1982) | 1.80 in (1994) |
| January 18 | 66.9°F (1990) | -4.0°F (1977) | 1.20 in (1978) |
| January 19 | 60.1°F (1986) | -7.1°F (1994) | 1.20 in (1996) |
| January 20 | 62.1°F (2006) | -8.0°F (1994) | 1.59 in (1995) |
| January 21 | 62.1°F (2006) | -16.1°F (1994) | 0.48 in (2012) |
| January 22 | 57.0°F (2018) | -16.1°F (1984) | 1.06 in (1987) |
| January 23 | 64.9°F (1999) | -2.0°F (1984) | 1.25 in (1998) |
| January 24 | 62.1°F (1999) | 1.9°F (1987) | 0.98 in (2019) |
| January 25 | 62.1°F (2010) | 0.0°F (1987) | 1.68 in (1979) |
| January 26 | 55.0°F (1978) | 8.1°F (1982) | 1.36 in (1986) |
| January 27 | 66.0°F (2002) | -2.0°F (1987) | 0.71 in (1996) |
| January 28 | 64.0°F (2002) | -6.0°F (1987) | 0.87 in (2024) |
| January 29 | 70.0°F (2002) | 1.0°F (1977) | 1.56 in (1990) |
| January 30 | 64.0°F (2013) | -2.0°F (2019) | 1.97 in (2013) |
| January 31 | 64.9°F (2012) | -7.1°F (2019) | 1.12 in (2013) |