Typical July highs at Seaglass Beach reach about 79°F, with reliable beach weather July to August. Seaglass Beach is located in Portland, Maine.
Portland, Maine · live parking & conditions · updated June 19, 2026
In a typical year July is the warmest month here, with highs near 79°F, and it's reliably beach weather July to August. Tap Seaglass Beach on the map for live surf, wind, water temperature, UV and tide times.
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