December weather in Greensburg, PA
The average temperature in Greensburg in December is 33.7°F (25.4°F–42.0°F). Average precipitation: 3.78 inches. Average snowfall is 6.4 inches.
December is a winter month in Greensburg, and is cooler than the annual average of 50.5°F. Daily temperatures swing about 16.6°F between overnight low and afternoon high. Expect about 14 days with precipitation. Daylight averages about 9h 8m. For travel, December is cold.
Avg High
42.0°F
Avg Low
25.4°F
Precipitation
3.78 in
Snow
6.4 in
December records in Greensburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 71.1°F (2006) | 10.9°F (1999) | 0.69 in (2004) |
| December 2 | 64.9°F (1996) | 12.9°F (1999) | 0.98 in (2007) |
| December 3 | 63.0°F (1998) | 8.1°F (2000) | 2.32 in (1991) |
| December 4 | 64.0°F (1998) | 6.1°F (2002) | 0.50 in (1983) |
| December 5 | 66.9°F (2001) | 5.0°F (2007) | 3.00 in (2007) |
| December 6 | 73.0°F (2001) | 6.1°F (2007) | 0.36 in (1985) |
| December 7 | 73.0°F (1998) | 7.0°F (2008) | 0.33 in (2007) |
| December 8 | 69.1°F (2004) | 5.0°F (2005) | 0.54 in (1981) |
| December 9 | 62.1°F (1991) | 5.0°F (2002) | 0.60 in (1986) |
| December 10 | 59.0°F (1999) | 12.9°F (2002) | 0.72 in (1986) |
| December 11 | 64.9°F (2007) | 10.9°F (2009) | 1.50 in (1992) |
| December 12 | 61.0°F (2006) | 15.1°F (2008) | 1.05 in (1992) |
| December 13 | 64.9°F (1996) | 1.0°F (2005) | 0.82 in (2007) |
| December 14 | 64.0°F (2001) | 6.1°F (2005) | 1.06 in (2002) |
| December 15 | 66.9°F (2001) | 8.1°F (2005) | 0.68 in (1999) |
| December 16 | 55.9°F (1999) | 8.1°F (2010) | 1.08 in (1990) |
| December 17 | 61.0°F (2006) | 14.0°F (1991) | 0.33 in (2000) |
| December 18 | 59.0°F (2006) | 9.0°F (2010) | 0.88 in (1990) |
| December 19 | 59.0°F (2008) | 3.0°F (1991) | 2.00 in (2009) |
| December 20 | 61.0°F (2002) | 1.0°F (2004) | 0.53 in (1987) |
| December 21 | 51.1°F (1999) | 3.0°F (1996) | 0.36 in (1990) |
| December 22 | 60.1°F (1998) | 6.1°F (2008) | 0.82 in (1984) |
| December 23 | 57.9°F (2004) | 1.9°F (2009) | 0.75 in (2008) |
| December 24 | 61.0°F (2003) | 10.9°F (1998) | 0.75 in (2008) |
| December 25 | 54.0°F (2005) | 8.1°F (1998) | 0.88 in (1988) |
| December 26 | 64.0°F (2008) | -2.9°F (2000) | 0.65 in (2008) |
| December 27 | 69.1°F (2008) | 3.0°F (1992) | 1.50 in (2009) |
| December 28 | 68.0°F (2008) | 1.9°F (2000) | 4.00 in (2009) |
| December 29 | 64.0°F (1996) | 3.9°F (2000) | 0.58 in (1983) |
| December 30 | 64.0°F (2003) | 12.9°F (2001) | 2.00 in (2009) |
| December 31 | 61.0°F (1992) | 6.1°F (1998) | 1.15 in (1990) |