Pennsylvania · county areal climate 1951–2025

Mercer County, PA

A 44.4" / 49.5°F normal · 2025 ran 93% of normal precipitation.
2026 so far · through Jul 25: This area is at 98% (24.9") of the 1996–2025 to-date normal — the 49th driest start of 76 years. Temperature +0.4°F vs normal. U.S. year-to-date →

Normal (1996–2025)

44.4in
annual precipitation · 49.5°F

2025 vs Normal

93%
41.2" · 49.0°F (-0.5 vs normal)

Wettest Year

56.7in
2011

Driest Year

29.2in
1963

Biggest Rain Day

4.18in
Sep 9 · 2004

Warmest Year

52.0°F
2024

Record

1951–2025
75 complete years · NOAA nClimGrid

Monthly Climate

26°
J
29°
F
37°
M
48°
A
58°
M
67°
J
71°
J
69°
A
63°
S
52°
O
41°
N
32°
D
—— 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.

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