Philadelphia Weather in May
United States · 30-year monthly averages
🌟 Great time to visit
May in Philadelphia is pleasantly warm, with average daytime highs around 24°C (74°F) and nighttime lows near 12°C (54°F). Expect roughly 85mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
Avg high
24°C
74°F
Avg low
12°C
54°F
Rainfall
85mm
moderate
Rainy days
9
days with ≥1mm
🎒 What to pack
- light layers
- comfortable walking shoes
May vs the rest of the year
FAQ
- How hot is Philadelphia in May?
- May in Philadelphia is pleasantly warm, with average daytime highs around 24°C (74°F) and nighttime lows near 12°C (54°F). Expect roughly 85mm of precipitation spread over about 9 rainy days, with a moderate amount of rain.
- Does it rain a lot in Philadelphia in May?
- Philadelphia sees around 85mm of precipitation in May on average — moderate by global standards.
- Is May a good time to visit Philadelphia?
- May is one of the best months to visit Philadelphia — comfortable temperatures and manageable rainfall.