Harriet Hollister Spencer Weather Forecast

    • 61
    • 76

    Mostly Sunny

    • 64
    • 80

    Mostly Cloudy

    • 56
    • 76

    Chance Thunderstorms

    • 53
    • 67

    Chance Rain Showers

    • 49
    • 63

    Chance Rain Showers

    • 49
    • 64

    Mostly Sunny

Today 22 Aug Ontario

Some patchy fog in the Morning, otherwise sunny. Warmer with Highs Ranging from the mid 70s on the Hilltops to around 80 across the lower Elevations. Light Winds.

Tonight 22 Aug Ontario

Mainly clear with some patchy fog. Lows in the lower 50s. Light west Winds.

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Harriet Hollister Spencer Temperature Statistics

August Temperature

Wellsville, Wellsville Municipal Airport (46 miles)

  • Lowest 2 August, 2025

    42.7 °F

  • Average August

    68.5 °F

  • Highest 12 August, 2025

    89.7 °F

Climate (2020–Present)

Wellsville, Wellsville Municipal Airport (46 miles)

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  • Average Low 2020–2025

    40.3 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.1 °F
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