Oswayo Weather Forecast

    • 56
    • 72

    Rain Showers Likely

    • 50
    • 69

    Slight Chance Rain Showers

    • 54
    • 78

    Mostly Sunny

    • 58
    • 80

    Chance Rain Showers

    • 51
    • 76

    Rain Showers Likely

    • 47
    • 69

    Chance Rain Showers

Today 20 Aug Potter

A chance of Thunderstorms. Showers, mainly in the morning. Highs around 70. South Winds 5 to 10 Mph. Chance of rain 80 percent.

Tonight 20 Aug Potter

Showers likely with a chance of Thunderstorms. Lows in the upper 50s. South Winds 10 to 15 Mph. Chance of rain 70 percent.

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Oswayo Temperature Statistics

August Temperature

Wellsville, Wellsville Municipal Airport (13 miles)

  • Lowest 2 August, 2025

    42.7 °F

  • Average August

    69 °F

  • Highest 12 August, 2025

    89.7 °F

Climate (2020–Present)

Wellsville, Wellsville Municipal Airport (13 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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