Mifflinburg Weather Forecast

    • 63
    • 78

    Rain Showers

    • 62
    • 77

    Rain Showers Likely

    • 61
    • 79

    Slight Chance Thunderstorms

    • 62
    • 81

    Partly Sunny

    • 65
    • 82

    Slight Chance Thunderstorms

    • 65
    • 83

    Chance Thunderstorms

Today 28 Jul Union

Showers with a chance of Thunderstorms. Highs in the upper 70s. South Winds 5 to 10 Mph, becoming southwest this afternoon. Chance of rain near 100 percent.

Tonight 28 Jul Union

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Humid with Lows in the lower 60s. Northwest Winds 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mifflinburg Temperature Statistics

July Temperature

Selinsgrove Penn Valley Airport (11.2 miles)

  • Lowest 24 July, 2026

    50 °F

  • Average July

    74.7 °F

  • Highest 1 July, 2026

    97 °F

Climate (2021–2026)

Selinsgrove Penn Valley Airport (11.2 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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