Gettysburg Weather Forecast

    • 0
    • 20

    Mostly Sunny

    • 0
    • 19

    Partly Sunny

    • 7
    • 18

    Mostly Cloudy

    • 10
    • 24

    Partly Sunny

    • 13
    • 30

    Partly Sunny

    • 14
    • 32

    Partly Sunny

    • 17
    • 30

    Chance Snow Showers

Today 29 Jan Adams

Mostly sunny. Highs around 20. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 29 Jan Adams

Mostly clear. Cold with Lows around zero. Northwest Winds around 5 Mph.

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Gettysburg Temperature Statistics

January Temperature

Carroll County Regional Jack B Poage Field (19.3 miles)

  • Lowest 24 January, 2026

    6.8 °F

  • Average January

    32.8 °F

  • Highest 7 January, 2026

    59 °F

Climate (2021–Present)

Carroll County Regional Jack B Poage Field (19.3 miles)

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  • Average Low 2021–2026

    49.3 °F

  • Average 2021–2026

    57.8 °F

  • Average High 2021–2026

    67.5 °F
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