Londonderry Weather Forecast

    • 51
    • 62

    Rain

    • 51
    • 58

    Rain

    • 52
    • 58

    Rain

    • 53
    • 65

    Mostly Cloudy

    • 53
    • 71

    Mostly Cloudy

    • 56
    • 74

    Partly Sunny

Today 26 Sep Interior Rockingham

Mostly cloudy. A chance of rain this Morning, then rain this afternoon. Highs around 60. Northeast Winds 10 to 15 Mph with Gusts up to 35 Mph. Chance of rain 90 percent.

Tonight 26 Sep Interior Rockingham

Rain. Lows in the lower 50s. Northeast Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 90 percent.

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Londonderry Temperature Statistics

September Temperature

Manchester Airport (5 miles)

  • Lowest 23 September, 2026

    41 °F

  • Average September

    64.3 °F

  • Highest 10 September, 2026

    86.6 °F

Climate (2021–2026)

Manchester Airport (5 miles)

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  • Average Low 2021–2026

    41.9 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    61.9 °F
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