Halfway Lake Weather Forecast

    • 26
    • 36

    Decreasing Clouds

    • 33
    • 41

    Mostly Cloudy

    • 25
    • 41

    Rain/Snow Likely

    • 15
    • 30

    Chance Snow

    • 17
    • 27

    Partly Sunny

    • 19
    • 30

    Slight Chance Snow Showers

Today 12 Jan Union

Mostly sunny. Highs in the upper 30s. West Winds 5 to 10 Mph with Gusts up to 25 Mph.

Tonight 12 Jan Union

Mostly clear. Lows in the mid 20s. West Winds 10 to 15 Mph with Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halfway Lake Temperature Statistics

January Temperature

Selinsgrove Penn Valley Airport (20.5 miles)

  • Lowest 1 January, 2026

    17.1 °F

  • Average January

    31.7 °F

  • Highest 7 January, 2026

    50 °F

Climate (2021–Present)

Selinsgrove Penn Valley Airport (20.5 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.1 °F
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