Twin Mountain Airport Weather Forecast

    • 46
    • 68

    Increasing Clouds

    • 51
    • 75

    Mostly Cloudy

    • 52
    • 72

    Chance Rain Showers

    • 37
    • 66

    Partly Sunny

    • 42
    • 64

    Rain Showers Likely

    • 43
    • 62

    Rain Showers Likely

Today 15 Sep Southern Coos

Areas of fog and frost this morning. Partly sunny. Visibility one quarter mile or less at Times this morning. Highs in the mid 60s. Light and variable Winds.

Tonight 15 Sep Southern Coos

Partly cloudy. Lows in the upper 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Twin Mountain Airport Temperature Statistics

September Temperature

Whitefield - Mount Washington Regional Airport (6.8 miles)

  • Lowest 12 September, 2026

    33.1 °F

  • Average September

    59 °F

  • Highest 3 September, 2026

    75.9 °F

Climate (2021–2026)

Whitefield - Mount Washington Regional Airport (6.8 miles)

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  • Average Low 2021–2026

    32.2 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    55.1 °F
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