10-day forecast for Shelter Island, NY: 64° to 86°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
86°
Best day: Sunday, August 9
72° · 0.91 in
Worst day: Monday, August 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 69°0.23
Morning74°feels 74°
Afternoon85°feels 87°
Evening76°feels 77°
Overnight71°feels 71°
86 °
Shelter Island, Monday, 10 August
Heavy rain. High 86°, low 69°.
Pressure29.97 inHg
Wind1 mph SW
Humidity49%
Visibility6.2 mi
Dew point58°
Tue, 1182° / 71°0
Morning73°feels 73°
Afternoon78°feels 79°
Evening78°feels 79°
Overnight72°feels 74°
82 °
Shelter Island, Tuesday, 11 August
Overcast. High 82°, low 71°.
Pressure29.83 inHg
Wind7.7 mph NW
Humidity79%
Visibility6.2 mi
Dew point69°
Wed, 1278° / 68°0
Morning71°feels 71°
Afternoon77°feels 76°
Evening74°feels 75°
Overnight72°feels 72°
78 °
Shelter Island, Wednesday, 12 August
Overcast. High 78°, low 68°.
Pressure29.83 inHg
Wind1.3 mph NW
Humidity54%
Visibility6.2 mi
Dew point58°
Thu, 1382° / 71°0.02
Morning76°feels 77°
Afternoon82°feels 84°
Evening79°feels 79°
Overnight74°feels 75°
82 °
Shelter Island, Thursday, 13 August
Light rain. High 82°, low 71°.
Pressure29.68 inHg
Wind14.5 mph W
Humidity63%
Visibility6.2 mi
Dew point67°
Fri, 1476° / 67°0
Morning68°feels 68°
Afternoon72°feels 71°
Evening75°feels 74°
Overnight68°feels 68°
76 °
Shelter Island, Friday, 14 August
Clear. High 76°, low 67°.
Pressure30.00 inHg
Wind17.4 mph NW
Humidity48%
Visibility—
Dew point49°
Sat, 1577° / 64°0
Morning66°feels 65°
Afternoon71°feels 71°
Evening76°feels 75°
Overnight69°feels 68°
77 °
Shelter Island, Saturday, 15 August
Clear. High 77°, low 64°.
Pressure30.09 inHg
Wind18.2 mph NW
Humidity47%
Visibility—
Dew point48°
Sun, 1674° / 64°0
Morning66°feels 65°
Afternoon71°feels 70°
Evening73°feels 72°
Overnight70°feels 70°
74 °
Shelter Island, Sunday, 16 August
Partly cloudy. High 74°, low 64°.
Pressure30.18 inHg
Wind9.3 mph SW
Humidity45%
Visibility—
Dew point47°
Mon, 1772° / 68°0.91
Morning70°feels 70°
Afternoon68°feels 69°
Evening69°feels 70°
Overnight70°feels 71°
72 °
Shelter Island, Monday, 17 August
Heavy rain. High 72°, low 68°.
Pressure30.00 inHg
Wind19.2 mph SE
Humidity82%
Visibility—
Dew point63°
Tue, 1878° / 65°0
Morning67°feels 67°
Afternoon71°feels 71°
Evening76°feels 76°
Overnight70°feels 71°
78 °
Shelter Island, Tuesday, 18 August
Overcast. High 78°, low 65°.
Pressure29.97 inHg
Wind18.6 mph N
Humidity71%
Visibility—
Dew point60°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Shelter Island, NY around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.