Groveton Weather Forecast

    • 53
    • 74

    Chance Rain Showers

    • 46
    • 72

    Chance Rain Showers

    • 43
    • 73

    Mostly Sunny

    • 48
    • 77

    Slight Chance Rain Showers

    • 45
    • 72

    Mostly Cloudy

    • 54
    • 75

    Rain Showers Likely

    • 45
    • 74

    Rain Showers Likely

Today 4 Sep Southern Coos

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the lower 70s. Northwest Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 4 Sep Southern Coos

Partly cloudy with a chance of Showers in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Patchy fog after midnight. Lows in the lower 50s. Light and variable Winds. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Groveton Temperature Statistics

September Temperature

Whitefield - Mount Washington Regional Airport (16.2 miles)

  • Lowest 1 September, 2026

    45 °F

  • Average September

    61.2 °F

  • Highest 1 September, 2026

    75 °F

Climate (2021–2026)

Whitefield - Mount Washington Regional Airport (16.2 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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