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Town of Brookhaven, NYStony Brook, NY 7-Day Weather Forecast
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Stony Brook Weather Forecast
Stony Brook, NY Weather Forecast Date: 222 PM EDT Mon Oct 26 2026
Weather forecast for Stony Brook, NY
Today Hi: 65°FHi: 18°C Lo: 49°F Lo: 9°C |
This Afternoon... Sunny. Highs in the mid 60s. West winds 5 to 10 mph. |
| Tue Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Tuesday... Sunny. Highs in the upper 50s. North winds 10 to 15 mph. |
| Wed Hi: 60°FHi: 16°C Lo: 49°F Lo: 9°C |
Wednesday... Areas of frost in the morning. Sunny. Highs around 60. Northeast winds around 5 mph, becoming southeast around 5 mph in the afternoon. |
| Thu Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Thursday... Sunny. Highs in the mid 60s. |
| Fri Hi: 71°FHi: 22°C Lo: 49°F Lo: 9°C |
Friday... Sunny. Highs in the lower 70s. |
| Sat Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Saturday... Mostly sunny. Highs in the mid 60s. |
Sun Hi: 65°FHi: 18°C Lo: 51°F Lo: 11°C |
Sunday... Partly sunny. Highs in the mid 60s. |
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