Weather on December 4
Pittsburgh, PA
55 Years of Data
Avg High
46°F
Avg Low
32°F
Warmest
1998
64°F avg
Coldest
2006
23°F avg
About This Date
December 4th in Pittsburgh, PA typically brings chilly winter weather, with average highs around 46°F and lows near 32°F. Over 43 years of records, the warmest December 4th was in 1998 (64°F average), while the coldest was 2006 (23°F) — a 41°F range across recorded history. Rain or other precipitation has occurred on about 44% of December 4th dates historically, with the wettest December 4th recording 2.62" of rain. The last decade has been 4.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.8°F cooler on this date compared to 20-30 years ago.
Planning for December 4th in Pittsburgh, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 31° | 16° | 23° | — | — |
| 2024 | 40° | 22° | 31° | 0.03" | — |
| 2023 | 45° | 39° | 42° | — | — |
| 2022 | 39° | 26° | 33° | — | — |
| 2021 | 50° | 36° | 43° | — | — |
| 2020 | 42° | 36° | 39° | 0.13" | — |
| 2019 | 35° | 31° | 33° | 0.08" | — |
| 2018 | 33° | 29° | 31° | 0.05" | — |
| 2017 | 58° | 33° | 45° | — | — |
| 2016 | 40° | 32° | 36° | 0.3" | — |
| 2015 | 47° | 37° | 42° | — | — |
| 2014 | 35° | 28° | 32° | — | — |
| 2013 | 59° | 41° | 50° | — | — |
| 2012 | 66° | 46° | 56° | 0.74" | — |
| 2011 | 62° | 36° | 49° | — | — |
| 2010 | 31° | 23° | 27° | — | — |
| 2009 | 39° | 32° | 36° | — | — |
| 2008 | 48° | 28° | 38° | 0.3" | — |
| 2007 | 28° | 24° | 26° | — | — |
| 2006coldest | 27° | 19° | 23° | — | — |
| 2005 | 30° | 25° | 27° | — | — |
| 2004 | 44° | 24° | 34° | — | — |
| 2003 | 41° | 24° | 33° | 0.03" | — |
| 2002 | 49° | 11° | 30° | 0.03" | — |
| 2001 | 67° | 42° | 54° | — | — |
| 2000 | 39° | 14° | 27° | — | — |
| 1999 | 60° | 47° | 53° | 0.13" | — |
| 1998warmest | 65° | 63° | 64° | 0.03" | — |
| 1997 | 52° | 37° | 44° | 0.46" | — |
| 1996 | 41° | 36° | 38° | 0.03" | — |
| 1995 | 44° | 34° | 39° | 0.08" | — |
| 1994 | 64° | 50° | 57° | — | — |
| 1993 | 54° | 42° | 48° | 2.62" | — |
| 1992 | 42° | 29° | 35° | 0.43" | — |
| 1991 | 50° | 21° | 36° | — | — |
| 1978 | 60° | 34° | 47° | 1.14" | — |
| 1977 | 38° | 28° | 33° | — | — |
| 1976 | 34° | 21° | 27° | — | — |
| 1975 | 48° | 24° | 36° | — | — |
| 1974 | 34° | 27° | 30° | — | — |
| 1973 | 65° | 51° | 58° | 0.03" | — |
| 1972 | 55° | 35° | 45° | 0.3" | — |
| 1971 | 42° | 22° | 32° | — | — |
43 years of data from PITTSBURGH WSO CITY