Climate in Philadelphia
The typical year in Philadelphia (Pennsylvania), from 1991-2020 normals. For what's happening now, see the current forecast ; a month ahead — the 30-day outlook .
Annual mean temp
13.9°C
average across 12 months
Annual precipitation
1284 mm
yearly total
Warmest month
Jul
⌀ max 31°C
Coldest month
Jan
⌀ min -2°C
Temperatures by month typical high (orange) · typical low (blue)
Precipitation by month monthly totals across the year
The short version
Region Pennsylvania
Region Pennsylvania
Latitude 39.9524°N
Annual mean 13.9°C
Annual precipitation 1284 mm
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain
Source · 1991-2020 normals