Holcomb Weather Forecast

    • 21
    • 27

    Chance Snow Showers

    • 30
    • 37

    Snow Showers

    • 27
    • 40

    Rain/Snow Likely

    • 27
    • 34

    Mostly Cloudy

    • 36
    • 43

    Chance Rain Showers

    • 27
    • 46

    Slight Chance Rain Showers

Today 21 Dec Ontario

Partly sunny. A chance of snow Showers in the afternoon. Colder with Highs Ranging from the mid 20s on the Hilltops to around 30 across the lower Elevations. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 40 percent.

Tonight 21 Dec Ontario

Mostly cloudy. Lows Ranging from the lower 20s on the Hilltops to the upper 20s across the lower Elevations. Southwest Winds 10 to 20 Mph with Gusts up to 35 Mph, becoming west.

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Holcomb Temperature Statistics

December Temperature

Rochester, Greater Rochester International Airport (19.3 miles)

  • Lowest 8 December, 2025

    3.9 °F

  • Average December

    25.7 °F

  • Highest 18 December, 2025

    54 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (19.3 miles)

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  • Average Low 2020–2025

    42.5 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.5 °F
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