Millersburg Weather Forecast

    • 58
    • 74

    Rain Likely

    • 62
    • 80

    Chance Rain Showers

    • 63
    • 80

    Chance Rain Showers

    • 59
    • 80

    Chance Thunderstorms

    • 57
    • 78

    Partly Sunny

    • 60
    • 79

    Slight Chance Thunderstorms

Today 20 Aug Dauphin

A slight chance of Thunderstorms. Showers likely in the Morning, then Showers in the afternoon. Humid with Highs in the mid 70s. Northeast Winds around 5 Mph. Chance of rain 90 percent.

Tonight 20 Aug Dauphin

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Patchy fog after midnight. Lows in the upper 50s. North Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Millersburg Temperature Statistics

August Temperature

Selinsgrove Penn Valley Airport (19.9 miles)

  • Lowest 4 August, 2026

    57 °F

  • Average August

    73.4 °F

  • Highest 17 August, 2026

    89.1 °F

Climate (2021–2026)

Selinsgrove Penn Valley Airport (19.9 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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