Philadelphia has four distinct seasons, with spring and fall the most beautiful and pleasant. The city's climate is moderated by its proximity to the Atlantic Ocean: high humidity in summer, frequent high winds, and moderate cold in winter.
January's average temperature is 33 F/1 C. Temperatures tend to dip below freezing in the evening. July's average temperature is 75 F/24 C with sunny, humid days that sometimes exceed 90 F/32 C with more than 90% humidity. April and October average temperatures are in the 50s F/10-15 C.
Annual rainfall is 41 in/104 cm, with the heaviest rain in July and August. Annual snowfall is 21 in/53 cm.