Weather in Pittsburgh in December
In an average December, Pittsburgh sees a daily high around 40°F and a low around 28°F, based on 1980–2026 of local climate records.
| Average high | 40°F |
|---|---|
| Typical high range | 28°F to 55°F |
| Average low | 28°F |
| Typical low range | 15°F to 40°F |
| Average daily precipitation | 0.10 in |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
74°F
1982-12-03
Lowest
0°F
1983-12-25
Low
Highest
61°F
1982-12-04
Lowest
-12°F
1989-12-22
Feels-like
Highest
74°F
1982-12-03
Lowest
-34°F
1983-12-25
Humidity
Highest
12.9 g/m³
1998-12-06
Lowest
0.5 g/m³
1983-12-25
Wind
Highest
23 mph
2000-12-12
Lowest
3 mph
1986-12-27
Gust
Highest
59 mph
2021-12-11
Lowest
6 mph
1994-12-21
Precip
Wettest
8.69 in
1990
Driest
1.67 in
1988
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