Folsom Weather Forecast

    • 71
    • 89

    Slight Chance Thunderstorms

    • 70
    • 87

    Partly Sunny

    • 72
    • 89

    Slight Chance Thunderstorms

    • 64
    • 81

    Mostly Cloudy

    • 65
    • 81

    Slight Chance Rain Showers

    • 65
    • 81

    Slight Chance Rain Showers

Today 15 Aug Delaware

Mostly sunny. Patchy fog this morning. A chance of Showers with a slight chance of Thunderstorms this afternoon. Hot with Highs in the upper 80s. East Winds around 5 Mph. Chance of rain 30 percent.

Tonight 15 Aug Delaware

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Humid with Lows around 70. East Winds around 5 Mph. Chance of rain 20 percent.

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Folsom Temperature Statistics

August Temperature

Philadelphia, Philadelphia International Airport (5 miles)

  • Lowest 9 August, 2025

    62.7 °F

  • Average August

    75.8 °F

  • Highest 12 August, 2025

    90 °F

Climate (2020–Present)

Philadelphia, Philadelphia International Airport (5 miles)

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  • Average Low 2020–2025

    50.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    66.9 °F
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