Halfway Lake Weather Forecast

    • 62
    • 78

    Mostly Sunny

    • 49
    • 75

    Slight Chance Rain Showers

    • 52
    • 63

    Rain Showers

    • 36
    • 68

    Chance Rain Showers

    • 32
    • 48

    Mostly Sunny

    • 36
    • 57

    Mostly Sunny

Today 13 Oct Union

Sunny. Unseasonably warm. Near steady temperature in the upper 70s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 13 Oct Union

Mostly clear in the Evening, then becoming partly cloudy. Unseasonably mild. Lows in the lower 60s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halfway Lake Temperature Statistics

October Temperature

Selinsgrove Penn Valley Airport (20.5 miles)

  • Lowest 6 October, 2026

    37 °F

  • Average October

    57.3 °F

  • Highest 2 October, 2026

    81 °F

Climate (2021–2026)

Selinsgrove Penn Valley Airport (20.5 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    63.1 °F
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