Best year time to visit Philadelphia

General weather information about Philadelphia

Average annual temperature is 19.4 °C

Absolute maximum temperature: 41.1 °C

Absolute minimum temperature: -2.2 °C

Number of sunny days: 207 days

Number of rainy days: 158 days

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* Weather data for Philadelphia United States is based on climate observations for 2026 year

Philadelphia air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.026.827.529.732.838.538.341.137.933.027.521.8
Average daytime temperature (°C)16.018.021.523.328.833.834.737.532.325.618.515.9
Average temperature (°C)10.911.915.016.922.427.128.730.725.919.712.910.2
Average night temperature (°C)7.37.610.212.117.321.523.925.421.015.28.55.8
Absolute minimum temperature (°C)-1.7-2.0-2.27.39.518.820.019.617.13.0-0.3-0.6

Philadelphia monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.211.012.013.013.914.314.113.412.411.410.510.0
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.46.98.47.710.511.711.511.810.38.17.27.5
Precipitation (mm)146119156176129549464411134981
Sunny days151213131815162317202223
Rainy days161618171315158131188
Snow days000000000000

Philadelphia - weather forecast by months

Philadelphia weather in januaryPhiladelphia weather in februaryPhiladelphia weather in marchPhiladelphia weather in aprilPhiladelphia weather in mayPhiladelphia weather in junePhiladelphia weather in julyPhiladelphia weather in augustPhiladelphia weather in septemberPhiladelphia weather in octoberPhiladelphia weather in novemberPhiladelphia weather in december

Best time to visit Philadelphia:

The best time to visit Philadelphia during the most sunny months:

  • June — 11.7(h)
  • July — 11.5(h)
  • August — 11.8(h)

The largest precipitation sum in Philadelphia is at

  • January — 146(mm)
  • March — 156(mm)
  • April — 176(mm)
  • May — 129(mm)

    • Weather forecast in the closest to Philadelphia admin centers

    Weather forecast in the closest towns to Philadelphia

    Explore Philadelphia

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    MapTrains schedule
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    Frequently asked questions

    When is the best time to visit Philadelphia?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Philadelphia.
    What is the weather like in Philadelphia?
    See average temperature, rainfall and daylight hours for Philadelphia by month in the table above.
    How many sunny days does Philadelphia have?
    The monthly weather statistics above show sunshine and rainfall patterns for Philadelphia throughout the year.