South Twin Mountain Weather Forecast

    • 51
    • 67

    Mostly Sunny

    • 58
    • 70

    Mostly Sunny

    • 44
    • 67

    Rain Showers Likely

    • 44
    • 58

    Partly Sunny

    • 47
    • 60

    Partly Sunny

    • 49
    • 59

    Rain Showers

Today 15 Aug Northern Grafton

Patchy fog this morning. Sunny. Highs around 80. Light and variable Winds.

Tonight 15 Aug Northern Grafton

Mostly clear. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Twin Mountain Temperature Statistics

August Temperature

Whitefield - Mount Washington Regional Airport (11.8 miles)

  • Lowest 2 August, 2025

    37.7 °F

  • Average August

    67.6 °F

  • Highest 11 August, 2025

    94.6 °F

Climate (2020–Present)

Whitefield - Mount Washington Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    32.8 °F

  • Average 2020–2025

    44.2 °F

  • Average High 2020–2025

    55.5 °F
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