10-Day Weather Forecast - Stony Brook, NY

Mostly sunny. Highs in the upper 50s. North winds around 5 mph, becoming northwest in the afternoon.

Mostly clear. Lows around 40. Northwest winds around 5 mph.

Sunny. Highs in the lower 60s. Northwest winds around 5 mph.

Clear. Lows in the lower 40s.

Sunny. Highs in the mid 60s.

Clear. Lows in the upper 40s.

Sunny. Highs in the upper 50s.

Mostly clear in the evening, then becoming partly cloudy. Lows around 40.

Mostly sunny. Highs in the mid 50s.

Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 40s.

Mostly sunny. Highs in the lower 60s.

Mostly cloudy. Low temperature around 43F. Dew point will be around 40F with an average humidity of 79%. Winds will be 4 mph from the SE.

Mostly sunny. High temperature around 62F. Dew point will be around 49F with an average humidity of 74%. Winds will be 6 mph from the SSE.

Partly cloudy. Low temperature around 53F. Dew point will be around 49F with an average humidity of 88%. Winds will be 6 mph from the S.

Mostly sunny. High temperature around 68F. Dew point will be around 56F with an average humidity of 78%. Winds will be 9 mph from the SSW.

Mostly clear. Low temperature around 51F. Dew point will be around 44F with an average humidity of 80%. Winds will be 11 mph from the WNW.