Chambersburg Weather Forecast

    • 48
    • 69

    Chance Rain

    • 42
    • 60

    Decreasing Clouds

    • 43
    • 62

    Mostly Sunny

    • 38
    • 62

    Mostly Sunny

    • 39
    • 65

    Mostly Sunny

    • 34
    • 63

    Partly Sunny

    • 32
    • 57

    Mostly Cloudy

Today 6 Nov Mercer

Mostly sunny. Highs in the lower 50s.

Tonight 6 Nov Mercer

Mostly cloudy with a slight chance of rain this Evening, then partly cloudy after midnight. Patchy fog. Much cooler with Lows in the upper 40s. West Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Chambersburg Temperature Statistics

November Temperature

Trenton, Mercer County Airport (5.6 miles)

  • Lowest 1 November, 2026

    36.6 °F

  • Average November

    53.8 °F

  • Highest 4 November, 2026

    73 °F

Climate (2021–2026)

Trenton, Mercer County Airport (5.6 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.5 °F
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