Chambersburg Weather Forecast

    • 68
    • 86

    Decreasing Clouds

    • 71
    • 90

    Partly Sunny

    • 75
    • 97

    Hot

    • 77
    • 100

    Hot

    • 76
    • 103

    Slight Chance Thunderstorms

    • 73
    • 98

    Chance Thunderstorms

Today 29 Jun Franklin

Partly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the lower 80s. Southeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 29 Jun Franklin

Partly cloudy in the Evening, then becoming mostly clear. Humid with Lows in the upper 60s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Chambersburg Temperature Statistics

June Temperature

Hagerstown, Washington County Regional Airport (16.2 miles)

  • Lowest 1 June, 2026

    50.6 °F

  • Average June

    72.4 °F

  • Highest 11 June, 2026

    93.7 °F

Climate (2021–2026)

Hagerstown, Washington County Regional Airport (16.2 miles)

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  • Average Low 2021–2026

    47.7 °F

  • Average 2021–2026

    56.8 °F

  • Average High 2021–2026

    66 °F
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