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Town of Jamestown, RIJamestown, RI 7-Day Night Weather Forecast
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Jamestown, RI Weather Forecast
Jamestown, RI Weather Forecast Date: 402 AM EDT Sun Sep 20 2026
The area/counties/county of: Newport County Ri, including the city of Newport.or toggle through each period.
Today... Mostly cloudy. A chance of showers this morning, then showers this afternoon. Patchy fog this afternoon. Highs in the mid 60s. Southeast winds 5 to 10 mph. Gusts up to 20 mph this afternoon. Chance of rain 90%.
Tonight... Showers. Patchy fog. Lows in the upper 50s. Southeast winds 5 to 10 mph, becoming northeast 10 to 15 mph after midnight. Chance of rain 80%.
Monday... Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Patchy fog in the morning. Highs in the mid 60s. Northeast winds 15 to 20 mph. Chance of rain 40%.
Monday Night... Mostly cloudy. Lows in the lower 50s. Northeast winds 10 to 15 mph.
Tuesday... Mostly cloudy. Highs in the lower 60s. Northeast winds 15 to 20 mph.
Tuesday Night... Mostly cloudy and breezy. Lows in the lower 50s. Highs in the lower 60s.
Wednesday... Mostly cloudy and breezy. Lows in the lower 50s. Highs in the lower 60s.
Thursday... Mostly cloudy with a 30% chance of showers. Breezy with highs in the lower 60s.
Thursday Night... Mostly cloudy with a 40% chance of showers. Breezy with lows in the lower 50s.
Friday... Mostly cloudy with a 50% chance of showers. Windy. Highs in the lower 60s. Lows in the lower 50s.
Friday Night... Mostly cloudy with a 50% chance of showers. Windy. Highs in the lower 60s. Lows in the lower 50s.
POP = Probability of Precipitation
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