Mifflinburg Weather Forecast

    • 65
    • 84

    Chance Rain Showers

    • 64
    • 84

    Mostly Cloudy

    • 55
    • 83

    Partly Sunny

    • 58
    • 78

    Partly Sunny

    • 65
    • 80

    Rain Showers Likely

    • 61
    • 81

    Chance Rain Showers

Today 12 Aug Union

Mostly sunny. Highs in the mid 80s. Light and variable Winds, becoming west around 5 Mph this afternoon.

Tonight 12 Aug Union

Partly cloudy with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Patchy fog after midnight. Humid with Lows in the mid 60s. West Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mifflinburg Temperature Statistics

August Temperature

Selinsgrove Penn Valley Airport (11.2 miles)

  • Lowest 4 August, 2026

    57 °F

  • Average August

    73.8 °F

  • Highest 7 August, 2026

    87.1 °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

    52.7 °F

  • Average High 2021–2026

    63.1 °F
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