Halfway Lake Weather Forecast

    • 61
    • 86

    Increasing Clouds

    • 52
    • 83

    Rain Showers Likely

    • 50
    • 71

    Mostly Sunny

    • 54
    • 75

    Partly Sunny

    • 57
    • 78

    Rain Showers

    • 59
    • 83

    Rain Showers

    • 55
    • 77

    Partly Sunny

Today 13 Jun Union

Sunny. Very warm with Highs in the upper 80s. West Winds around 5 Mph.

Tonight 13 Jun Union

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

    68.3 °F

  • Highest 11 June, 2026

    91 °F

Climate (2021–Present)

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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