Mifflinburg Weather Forecast

    • 50
    • 72

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

    • 47
    • 70

    Mostly Sunny

    • 52
    • 72

    Partly Sunny

    • 52
    • 73

    Chance Rain Showers

    • 52
    • 73

    Chance Rain Showers

Today 28 May Union

Sunny. Highs in the lower 70s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 28 May Union

Mostly clear. Lows around 50. North Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northwest around 5 Mph after midnight.

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Mifflinburg Temperature Statistics

May Temperature

Selinsgrove Penn Valley Airport (11.2 miles)

  • Lowest 12 May, 2026

    32 °F

  • Average May

    57.8 °F

  • Highest 18 May, 2026

    91 °F

Climate (2021–Present)

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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