Clarks Island Weather Forecast
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Mostly Cloudy
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Mostly Cloudy
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Chance Rain Showers
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Chance Rain Showers
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Chance Rain Showers
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Chance Rain Showers
Today 21 Sep Eastern Plymouth
Cloudy with a chance of rain in the Morning, then partly sunny in the afternoon. Patchy fog in the morning. Highs in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.
Tonight 21 Sep Eastern Plymouth
Mostly cloudy. Lows in the lower 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.
Clarks Island Temperature Statistics
September Temperature
Marshfield Airport (6.2 miles)
Lowest 12 September, 2026
48.2 °FAverage September
66.8 °FHighest 10 September, 2026
87.8 °F
Climate (2021–2026)
Marshfield Airport (6.2 miles)
Average Low 2021–2026
44 °FAverage 2021–2026
52.4 °FAverage High 2021–2026
60.2 °F