Halfway Lake Weather Forecast

    • 60
    • 81

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 69
    • 90

    Mostly Sunny

    • 66
    • 93

    Mostly Sunny

    • 65
    • 88

    Partly Sunny

    • 63
    • 85

    Slight Chance Thunderstorms

Today 12 Jul Union

Patchy fog in the morning. Sunny. Highs in the lower 80s. Northeast Winds around 5 Mph, becoming southeast in the afternoon.

Tonight 12 Jul Union

Partly cloudy. Lows in the lower 60s. North Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halfway Lake Temperature Statistics

July Temperature

Selinsgrove Penn Valley Airport (20.5 miles)

  • Lowest 7 July, 2026

    66.9 °F

  • Average July

    78.2 °F

  • Highest 1 July, 2026

    97 °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

    52.6 °F

  • Average High 2021–2026

    63.1 °F
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