ClimateForecastMayJune >>

Temperature in Pennsylvania in May

Pennsylvania is a region in the United States of America. May in has maximum daytime temperatures ranging from pleasant in Erie with 19°C to high temperatures in Philadelphia with 24°C. Nighttime temperatures generally drop to 14°C in Philadelphia and 10°C in Erie.

What is the temperature of the different cities in Pennsylvania in May?

To get a sense of May's typical temperatures in the key spots of Pennsylvania, explore the map below. Click on a point for an in-depth look.

Map not visible? Whoops sorry! Please refresh the page.
Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in May in Pennsylvania?
  • From a thorough analysis of our records, Philadelphia clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 24°C, and evenings that remain near 14°C.

  • What is the coldest city in May in Pennsylvania?
  • For the month of May, Erie is the most temperate city in Pennsylvania based on our records. With highs averaging 19°C and nighttime temperatures dipping to around 10°C.

  • How much sun does Pennsylvania get in May?
  • The city Philadelphia usually sees around 247 hours of sunlight, indicating many sunny days.

  • What is the water's temperature in May?
  • The water temperature averages approximately 12°C in Philadelphia this month, so not the best month to swim.

    Interested in more climate information?

    We have much more information about the climate in Pennsylvania. Interested in the weather conditions in a specific month? Select the month below.

  • January      
  • February      
  • March      
  • April      
  • May      
  • June      
  • July      
  • August      
  • September      
  • October      
  • November      
  • December      
  • Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.