Harriet Hollister Spencer Weather Forecast

    • 57
    • 67

    Decreasing Clouds

    • 48
    • 68

    Rain Showers

    • 44
    • 52

    Rain Showers Likely

    • 43
    • 57

    Rain Showers Likely

    • 41
    • 49

    Chance Rain Showers

    • 41
    • 50

    Chance Rain Showers

Today 18 Oct Ontario

Mostly cloudy in the Morning, then becoming partly sunny. Much warmer with Highs Ranging from the mid 60s on the Hilltops to around 70 across the lower Elevations. South Winds 5 to 10 Mph.

Tonight 18 Oct Ontario

Mostly cloudy. A chance of Showers. Near steady Temperatures in the upper 40s. Light south Winds. Chance of rain 40 percent.

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Harriet Hollister Spencer Temperature Statistics

October Temperature

Wellsville, Wellsville Municipal Airport (46 miles)

  • Lowest 9 October, 2025

    37 °F

  • Average October

    58 °F

  • Highest 5 October, 2025

    80.1 °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

    57.2 °F
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