Pennsylvania · county areal climate 1951–2025
Mercer County, PA
A 49.5°F / 44.4" normal · 2025 ran -0.5°F vs normal.
2026 so far · through Jul 10: This area is running
+0.5°F (46.1°F) vs the 1996–2025 to-date normal — the
18th warmest start of 76 years. Precipitation
98% of normal.
U.S. year-to-date → Normal (1996–2025)
49.5°F
annual mean · 44.4" precipitation
2025 vs Normal
-0.5°F
49.0°F · 41.2" (93% of normal)
Warmest Year
52.0°F
2024 · coldest 45.6°F (1963)
Wettest Year
56.7in
2011 · driest 29.2" (1963)
Hottest Day
98.5°F
Jul 8 · 1988
Coldest Day
-24.5°F
Jan 19 · 1994
Biggest Rain Day
4.18in
Sep 9 · 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.