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Town of Brookhaven, NYBrookhaven, NY 7-Day Weather Forecast
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Brookhaven Weather Forecast
Brookhaven, NY Weather Forecast Date: 519 AM EDT Fri Sep 18 2026
Weather forecast for Brookhaven, NY
Today Hi: 80°FHi: 27°C Lo: 55°F Lo: 13°C |
Today... Mostly sunny. Highs around 80. North winds 5 to 10 mph. |
| Sat Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Saturday... Mostly sunny. Highs in the upper 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the morning. |
Sun Hi: 71°FHi: 22°C Lo: 60°F Lo: 16°C |
Sunday... Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 70s. Southeast winds 10 to 15 mph. Chance of rain 70%. |
| Mon Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Monday... Mostly cloudy. Showers likely, mainly in the morning. Highs in the upper 60s. Chance of rain 70%. |
| Tue Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Tuesday... Mostly cloudy with a 50% chance of showers. Windy with highs in the mid 60s. |
| Wed Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Wednesday... Mostly cloudy with a 30% chance of showers. Windy with highs in the mid 60s. |
| Thu Hi: 65°FHi: 18°C |
Thursday... Mostly cloudy in the morning, then becoming partly sunny. A 40% chance of showers. Windy with highs in the mid 60s. |
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