Pennsylvania · county areal climate 1951–2025
Allegheny County, PA
A 52.2°F / 41.7" normal · 2025 ran -0.2°F vs normal.
2026 so far · through Jul 10: This area is running
+0.6°F (49.3°F) vs the 1996–2025 to-date normal — the
12th warmest start of 76 years. Precipitation
93% of normal.
U.S. year-to-date → Normal (1996–2025)
52.2°F
annual mean · 41.7" precipitation
2025 vs Normal
-0.2°F
52.0°F · 37.3" (90% of normal)
Warmest Year
55.1°F
2024 · coldest 48.6°F (1963)
Wettest Year
61.3in
2018 · driest 27.7" (1963)
Hottest Day
99.6°F
Jul 8 · 1988
Coldest Day
-19.7°F
Jan 19 · 1994
Biggest Rain Day
4.89in
Sep 18 · 2004
Record
1951–2025
75 complete years · NOAA nClimGrid
—— normal temperature (°F) · ▮ normal precipitation (in) · 1996–2025
Areal
nClimGrid averages (NOAA/NCEI) over the whole area — an average across the region, not a single station. Separate from the
station records.