Manchester Weather Forecast

    • 13
    • 28

    Becoming Sunny

    • 24
    • 31

    Increasing Clouds

    • 26
    • 40

    Mostly Cloudy

    • 28
    • 47

    Rain/Snow

    • 19
    • 37

    Slight Chance Snow Showers

    • 28
    • 39

    Chance Rain/Snow

    • 22
    • 37

    Slight Chance Snow Showers

Today 15 Dec Ontario

Cloudy with a 40 percent chance of snow Showers. Cold with Highs Ranging from the lower 20s on the Hilltops to the upper 20s across the lower Elevations. West Winds 10 to 15 Mph, becoming southwest.

Tonight 15 Dec Ontario

Mostly cloudy through the early Overnight, then clearing. Lows 10 to 15. Southwest Winds 10 Mph or less.

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  • Temperature Real-Time

Manchester Temperature Statistics

December Temperature

Penn Yan, Penn Yan Airport (24.2 miles)

  • Lowest 4 December, 2025

    3 °F

  • Average December

    24.8 °F

  • Highest 10 December, 2025

    37.9 °F

Climate (2020–Present)

Penn Yan, Penn Yan Airport (24.2 miles)

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  • Average Low 2020–2025

    41.9 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    59.2 °F
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