Olean Weather Forecast

    • 26
    • 42

    Rain

    • 22
    • 31

    Snow Showers

    • 25
    • 33

    Mostly Cloudy

    • 31
    • 40

    Rain/Snow Likely

    • 16
    • 38

    Rain/Snow Likely

    • 12
    • 24

    Chance Snow Showers

Today 10 Jan Cattaraugus

Cloudy. Rain in the afternoon. Colder with Highs in the lower 40s. Light Winds, becoming southeast 5 to 10 Mph. Chance of rain 80 percent.

Tonight 10 Jan Cattaraugus

Rain and snow Showers in the Evening, then snow and rain Showers overnight. Little or no snow accumulation. Lows in the mid 20s. South Winds 10 to 20 Mph, becoming west with Gusts up to 35 Mph. Chance of precipitation 90 percent.

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Olean Temperature Statistics

January Temperature

Bradford Regional Airport (22.4 miles)

  • Lowest 1 January, 2026

    9 °F

  • Average January

    24.9 °F

  • Highest 6 January, 2026

    43 °F

Climate (2021–Present)

Bradford Regional Airport (22.4 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    58.4 °F
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