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United States of AmericaUnited States of America Pennsylvania Philadelphia
Philadelphia
Weather averages
ClimateForecastMayJune >>

Climate in Philadelphia (Pennsylvania), United States of America

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Daily percent of sunshine

The mean percent of hours of sunhours during the day over the year

Average water temperature

The mean water temperature over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year

Forecast for Philadelphia (PA)

Fri   May 17
20°C | 16°C
NE 14 km/h
broken clouds and no rain

broken clouds and no rain

hourly forecast
Sat   May 18
20°C | 14°C
E 7 km/h
4.2 mm
overcast and chance of heavy rain

overcast and chance of heavy rain

hourly forecast
Sun   May 19
23°C | 13°C
NE 14 km/h
overcast and no rain

overcast and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Philadelphia in the United States of America

Other facts from our historical weather data:

  • When is summer in Philadelphia?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Philadelphia?
    July has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Philadelphia?
    The coldest month is January with an average maximum temperature of 5°C.
  • Which is the wettest month in Philadelphia?
    August tops the wettest month list with 132 mm of rainfall.
  • Which is the driest month in Philadelphia?
    November is the driest month with 78 mm of precipitation.
  • Which is the sunniest month in Philadelphia?
    July is the sunniest month with an average of 275 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     

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