Grafton Weather Forecast

    • 51
    • 76

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

    • 54
    • 73

    Mostly Cloudy

    • 56
    • 78

    Mostly Sunny

    • 41
    • 70

    Mostly Sunny

    • 41
    • 65

    Mostly Sunny

Today 15 Sep Western Windham

Patchy fog in the morning. Sunny. Highs in the mid 70s. Light and variable Winds.

Tonight 15 Sep Western Windham

Clear. Patchy fog. Lows in the upper 40s. Light and variable Winds.

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Grafton Temperature Statistics

September Temperature

Springfield, Hartness State Springfield Airport (12.4 miles)

  • Lowest 9 September, 2025

    37.9 °F

  • Average September

    62 °F

  • Highest 4 September, 2025

    82 °F

Climate (2020–Present)

Springfield, Hartness State Springfield Airport (12.4 miles)

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  • Average Low 2020–2025

    38.4 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    58.9 °F
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