Belfast Weather Forecast

    • 46
    • 67

    Increasing Clouds

    • 49
    • 67

    Mostly Cloudy

    • 50
    • 64

    Mostly Cloudy

    • 50
    • 65

    Mostly Cloudy

    • 49
    • 69

    Partly Sunny

    • 54
    • 71

    Mostly Cloudy

Today 25 Sep Allegany

Sunny. Highs Ranging from the lower 60s on the Hilltops to the mid 60s across the lower Elevations. Light Winds, becoming north around 10 Mph.

Tonight 25 Sep Allegany

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the mid 40s. North Winds 10 Mph or less.

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Belfast Temperature Statistics

September Temperature

Wellsville, Wellsville Municipal Airport (17.4 miles)

  • Lowest 7 September, 2026

    44.1 °F

  • Average September

    62.1 °F

  • Highest 1 September, 2026

    81 °F

Climate (2021–2026)

Wellsville, Wellsville Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    40.1 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.1 °F
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