Danville Weather Forecast

    • 19
    • 35

    Increasing Clouds

    • 28
    • 36

    Mostly Cloudy

    • 30
    • 44

    Chance Rain/Snow

    • 29
    • 40

    Mostly Cloudy

    • 36
    • 42

    Chance Rain Showers

    • 33
    • 49

    Slight Chance Rain Showers

Today 21 Dec Montour

Mostly sunny. Highs in the upper 30s. Temperature falling into the lower 30s in the afternoon. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Dec Montour

Partly cloudy. Not as cool with Lows around 30. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Danville Temperature Statistics

December Temperature

Selinsgrove Penn Valley Airport (16.2 miles)

  • Lowest 9 December, 2025

    5 °F

  • Average December

    27.2 °F

  • Highest 17 December, 2025

    51.1 °F

Climate (2020–Present)

Selinsgrove Penn Valley Airport (16.2 miles)

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  • Average Low 2020–2025

    42.4 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    63.1 °F
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