Cardigan Mountain State Forest Weather Forecast

    • 43
    • 60

    Rain Showers Likely

    • 41
    • 62

    Mostly Sunny

    • 43
    • 65

    Mostly Sunny

    • 46
    • 66

    Partly Sunny

    • 41
    • 68

    Mostly Sunny

    • 40
    • 61

    Mostly Sunny

Today 7 Sep Southern Grafton

Cloudy. Patchy fog this morning. Showers Likely, mainly this morning. Highs in the mid 60s. Light and variable Winds. Chance of rain 70 percent.

Tonight 7 Sep Southern Grafton

Partly cloudy in the Evening, then clearing. Lows in the mid 40s. Light and variable Winds.

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  • Temperature Real-Time

Cardigan Mountain State Forest Temperature Statistics

September Temperature

Plymouth Municipal Airport (10.6 miles)

  • Lowest 1 September, 2025

    41 °F

  • Average September

    62.9 °F

  • Highest 2 September, 2025

    81.9 °F

Climate (2020–Present)

Plymouth Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    36.7 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    57.2 °F
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