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Portland, Maine

Current conditions and the National Weather Service 7-day forecast for Portland, Maine — temperature, rain chance, wind, radar and active alerts.

Saturday Aug 29 night: a low around 60°F. Sunday Aug 30: a high near 80°F and a low around 59°F. The wettest day looks like Tuesday Sep 1, near 0.20 in. Highs over the period run 68°F to 80°F.

National Weather Service forecast for Portland, Maine
DayHighLowPrecip
Saturday Aug 2960°
Sunday Aug 3080°59°0.01 in
Monday Aug 3172°60°
Tuesday Sep 168°59°0.20 in
Wednesday Sep 271°61°
Thursday Sep 375°60°
Friday Sep 472°58°
Saturday Sep 572°

NOAA NWS NDFD 2.5 km, run 2026-08-29 23:00 UTC · days are local time in America/New York. The live page updates continuously.

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