USA
Philadelphia Climate & Weather Guide
Average temperatures, rainfall and conditions through the year, based on 20 years of historical data.
Climate Overview
Philadelphia experiences its warmest weather in July, with average highs reaching 30.6°C (87.1°F). The coolest month is typically January, averaging 4.9°C (40.8°F). Rainfall is heaviest in July (around 108mm), while November tends to be the driest month of the year with approximately 76.2mm of precipitation.
30.6°C (87.1°F)
Hottest month avg high
4.9°C (40.8°F)
Coolest month avg high
108mm
Wettest month avg
76mm
Driest month avg
Temperature by Month
Rainfall by Month
Sunshine Hours
Monthly Averages
| Month | Avg High | Avg Low | Rainfall | Rainy Days | Sunshine |
|---|---|---|---|---|---|
| Jan | 4.9°C (40.8°F) | -3°C (26.6°F) | 78.1mm | 9 | 6.5h |
| Feb | 6.4°C (43.5°F) | -2.6°C (27.3°F) | 82.7mm | 10 | 7.2h |
| Mar | 11.4°C (52.5°F) | 1.3°C (34.3°F) | 101.6mm | 10 | 8.2h |
| Apr | 17.5°C (63.5°F) | 6.9°C (44.4°F) | 100.8mm | 10 | 9.2h |
| May | 22.8°C (73°F) | 12.6°C (54.7°F) | 98.1mm | 11 | 10.1h |
| Jun | 27.7°C (81.9°F) | 17.8°C (64°F) | 108mm | 12 | 11.2h |
What to Pack
Suggested packing for Philadelphia's climate.
Versatile Layers
Light layers that work for both mild afternoons and cooler evenings.
Rain Protection
A compact umbrella and a light rain jacket for the wettest months.
Sun Protection
Sunscreen, a wide-brimmed hat and sunglasses for hot, sunny days.
Warm Layers
A warm jacket or fleece for chilly mornings and evenings.
More cities in USA
Planning a trip to Philadelphia?
Get a day-by-day weather plan for your exact travel dates.
Use our Trip Planner