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Town of Jamestown, RIJamestown, RI 7-Day Weather Forecast
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Jamestown Weather Forecast
Jamestown, RI Weather Forecast Date: 404 AM EDT Tue Sep 15 2026
Weather forecast for Jamestown, RI
Today Hi: 69°FHi: 21°C Lo: 55°F Lo: 13°C |
Today... Sunny. Highs in the upper 60s. Northeast winds 5 to 10 mph, becoming east this afternoon. |
| Wed Hi: 71°FHi: 22°C Lo: 65°F Lo: 18°C |
Wednesday... Mostly sunny. Highs in the lower 70s. Southwest winds 5 to 10 mph. |
| Thu Hi: 75°FHi: 24°C Lo: 65°F Lo: 18°C |
Thursday... Mostly sunny. Humid with highs in the mid 70s. Southwest winds 5 to 10 mph. |
Fri Hi: 79°FHi: 26°C Lo: 59°F Lo: 15°C |
Friday... Partly sunny with a 40% chance of showers. Highs in the upper 70s. |
Sat Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Saturday... Partly cloudy. Lows in the upper 50s. Highs in the upper 60s. |
| Sun Hi: 71°FHi: 22°C Lo: 61°F Lo: 16°C |
Sunday... Mostly cloudy with a 50% chance of showers. Highs in the lower 70s. Lows in the lower 60s. |
| Mon Hi: 71°FHi: 22°C Lo: 61°F Lo: 16°C |
Monday... Mostly cloudy with a 50% chance of showers. Highs in the lower 70s. Lows in the lower 60s. |
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