Somersworth Weather Forecast

    • 53
    • 75

    Partly Sunny

    • 52
    • 78

    Slight Chance Rain Showers

    • 51
    • 75

    Mostly Sunny

    • 51
    • 77

    Mostly Sunny

    • 53
    • 79

    Mostly Sunny

    • 54
    • 79

    Partly Sunny

Today 13 Sep Strafford

Partly sunny. A slight chance of Showers in the afternoon. Highs in the mid 70s. Light and variable Winds. Chance of rain 20 percent.

Tonight 13 Sep Strafford

Partly cloudy. Lows in the mid 50s. Light and variable Winds.

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Somersworth Temperature Statistics

September Temperature

Rochester - Skyhaven Airport (3.1 miles)

  • Lowest 10 September, 2025

    45 °F

  • Average September

    63.3 °F

  • Highest 3 September, 2025

    82 °F

Climate (2020–Present)

Rochester - Skyhaven Airport (3.1 miles)

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  • Average Low 2020–2025

    41.4 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    60.9 °F
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