Halfway Lake Weather Forecast

    • 53
    • 73

    Chance Rain Showers

    • 56
    • 78

    Mostly Sunny

    • 59
    • 80

    Rain Showers Likely

    • 60
    • 78

    Chance Rain Showers

    • 60
    • 76

    Chance Rain Showers

    • 62
    • 84

    Slight Chance Thunderstorms

Today 23 Jun Union

Mostly cloudy. A chance of Showers, mainly this morning. Highs in the mid 70s. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 23 Jun Union

Mostly clear. Lows in the mid 50s. Northwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Halfway Lake Temperature Statistics

June Temperature

Selinsgrove Penn Valley Airport (20.5 miles)

  • Lowest 3 June, 2026

    44.1 °F

  • Average June

    69.1 °F

  • Highest 11 June, 2026

    91 °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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