Philadelphia, Pennsylvania weather in April

Averages from 2021–2025 (150 days of record).

Average high: 65°F
Average low: 45°F
Rainy days: ~11 per month
Total precipitation: 4.6 in
Warmest recorded: 88°F
Coldest recorded: 26°F

Expect April days in Philadelphia, Pennsylvania to top out around 65°F and cool to about 45°F overnight, with roughly 11 days of measurable rain across the month. In recent years April has ranged from 26°F to 88°F.

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Current Philadelphia, Pennsylvania forecast → · Historical data by Open-Meteo (ERA5).