Sentinel Mountain State Forest Weather Forecast

    • 45
    • 67

    Mostly Sunny

    • 49
    • 70

    Mostly Sunny

    • 59
    • 77

    Partly Sunny

    • 66
    • 85

    Partly Sunny

    • 62
    • 84

    Chance Thunderstorms

    • 60
    • 81

    Slight Chance Thunderstorms

    • 62
    • 80

    Slight Chance Thunderstorms

Today 21 Jul Northern Grafton

Partly sunny. Highs in the upper 60s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Jul Northern Grafton

Mostly clear. Patchy fog after midnight. Lows in the mid 40s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light and variable.

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  • Temperature Real-Time

Sentinel Mountain State Forest Temperature Statistics

July Temperature

Plymouth Municipal Airport (14.3 miles)

  • Lowest 19 July, 2025

    45.5 °F

  • Average July

    71.2 °F

  • Highest 6 July, 2025

    91.4 °F

Climate (2020–Present)

Plymouth Municipal Airport (14.3 miles)

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  • Average Low 2020–2025

    36.8 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    57.1 °F
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