Current conditions and the National Weather Service 7-day forecast for Grand Isle, Maine — temperature, rain chance, wind, radar and active alerts.
Saturday Aug 29 night: a low around 51°F. Sunday Aug 30: a high near 72°F and a low around 44°F. The wettest day looks like Sunday Aug 30, near 0.03 in. Highs over the period run 68°F to 73°F.
| Day | High | Low | Precip |
|---|---|---|---|
| Saturday Aug 29 | — | 51° | — |
| Sunday Aug 30 | 72° | 44° | 0.03 in |
| Monday Aug 31 | 70° | 45° | — |
| Tuesday Sep 1 | 73° | 48° | — |
| Wednesday Sep 2 | 70° | 51° | — |
| Thursday Sep 3 | 68° | 50° | — |
| Friday Sep 4 | 69° | 48° | — |
| Saturday Sep 5 | 71° | — | — |