Great Diamond Island, ME 7-Day Weather Forecast
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Great Diamond Island Weather Forecast


Great Diamond Island, ME Weather Forecast Date: 746 PM EST Tue Mar 03 2026
Weather forecast for Great Diamond Island, ME
| Tonight Lo: 25°F Lo: -4°C |
Tonight... A slight chance of rain this evening. Snow. Additional snow accumulation of 2 to 4 inches. Total snow accumulation 3 to 4 inches. Lows in the mid 20s. Light and variable winds. Chance of precipitation near 100%. |
| Wed Hi: 49°FHi: 9°C Lo: 21°F Lo: -6°C |
Wednesday... Mostly sunny. Highs in the upper 40s. Light and variable winds. |
| Thu Hi: 41°FHi: 5°C Lo: 25°F Lo: -4°C |
Thursday... Partly sunny. Highs in the lower 40s. Light and variable winds. |
| Fri Hi: 31°FHi: -1°C Lo: 29°F Lo: -2°C |
Friday... Snow likely, mainly in the morning. Highs in the lower 30s. Chance of snow 70%. |
| Sat Hi: 49°FHi: 9°C Lo: 35°F Lo: 2°C |
Saturday... Cloudy with a 40% chance of rain. Highs in the upper 40s. |
| Sun Hi: 51°FHi: 11°C Lo: 31°F Lo: -1°C |
Sunday... Mostly cloudy in the morning, then clearing. Highs in the lower 50s. |
| Mon Hi: 51°FHi: 11°C Lo: 30°F Lo: -1°C |
Monday... Mostly sunny. Highs in the lower 50s. |
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