Holcomb Weather Forecast

    • 58
    • 81

    Increasing Clouds

    • 43
    • 68

    Partly Sunny

    • 49
    • 69

    Mostly Sunny

    • 62
    • 80

    Partly Sunny

    • 63
    • 82

    Chance Rain Showers

    • 60
    • 80

    Chance Rain Showers

Today 18 Sep Ontario

Sunny, warm with Highs Ranging from the mid 70s on the Hilltops to the lower 80s across the lower Elevations. Light Winds, becoming northwest around 10 Mph.

Tonight 18 Sep Ontario

Partly cloudy in the Evening, then becoming mostly cloudy with some patchy fog developing overnight. Lows in the upper 50s. Light northwest Winds.

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  • Temperature Real-Time

Holcomb Temperature Statistics

September Temperature

Rochester, Greater Rochester International Airport (19.3 miles)

  • Lowest 8 September, 2025

    43 °F

  • Average September

    62.2 °F

  • Highest 3 September, 2025

    81 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (19.3 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    59.6 °F
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