Big Island Weather Forecast

    • 23
    • 47

    Snow Likely

    • 14
    • 27

    Snow

    • 10
    • 35

    Sunny

    • 17
    • 43

    Mostly Sunny

    • 29
    • 47

    Partly Sunny

    • 35
    • 51

    Chance Rain

Today 30 Jan Chester

Partly sunny. Highs in the upper 40s. Northeast Winds around 5 Mph.

Tonight 30 Jan Chester

Mostly cloudy. A chance of snow after midnight. Snow accumulation around an inch possible. Cold with Lows in the lower 20s. Northeast Winds 5 to 10 Mph. Chance of snow 50 percent.

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  • Temperature Real-Time

Big Island Temperature Statistics

January Temperature

Lancaster County-mc Whirter Field (11.2 miles)

  • Lowest 27 January, 2026

    12.2 °F

  • Average January

    43.5 °F

  • Highest 10 January, 2026

    78.8 °F

Climate (2021–Present)

Lancaster County-mc Whirter Field (11.2 miles)

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  • Average Low 2021–2026

    51.9 °F

  • Average 2021–2026

    62.3 °F

  • Average High 2021–2026

    73.7 °F
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