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Satellite view of Fishers Island Sound

Fishers Island Sound

Bay

Cool water — ease in carefully

Use caution

Cool water — ease in carefully: water temperature is 70°F, cool enough to cause cold-water shock on a sudden entry.

  • Water temperature is 70°F, cool enough to cause cold-water shock on a sudden entry.
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Use cautionGood conditions today

Sound in in Connecticut, New York, and Rhode Island.

Interactive map not available

Cool water — ease in carefully

Use caution

Cool water — ease in carefully: water temperature is 70°F, cool enough to cause cold-water shock on a sudden entry.

  • Water temperature is 70°F, cool enough to cause cold-water shock on a sudden entry. NOAA buoy NLHC3, as of Aug 22, 12:18 AM UTC
  • Heavy rain today can raise bacteria levels near outfalls and river mouths.
Water temp
70°F
21°C

No official beach-advisory feed for New York yet — follow posted signs and local guidance.

Live data from NOAA buoy NLHC3 (7.6 mi away), as of Aug 22, 12:18 AM UTC.

Weather at Fishers Island Sound

H: 71° L: 65°
Overcast
Overcast
68°
|
Feels like 66°
Precipitation
91%
Humidity
90%
Wind
13 mph
UV Index
0
Water Conditions:
🏊Cool but swimmable
12 AM
Moderate rain
66°
3 AM
Heavy rain
66°
6 AM
Heavy rain
65°
9 AM
Light drizzle
66°
12 PM
Patchy light drizzle
71°
3 PM
Overcast
70°
6 PM
Overcast
69°
9 PM
Overcast
68°

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Frequently asked questions

Where is Fishers Island Sound?
Fishers Island Sound is a bay in New York.
What is the water temperature at Fishers Island Sound?
As of August 22, 2026, the water temperature at Fishers Island Sound in New York is 70°F (21°C), measured by NOAA buoy NLHC3, 7.6 miles away.
Can you swim at Fishers Island Sound?
Cool water — ease in carefully: water temperature is 70°F, cool enough to cause cold-water shock on a sudden entry. Checked August 22, 2026.

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Best Times to Visit

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General Tips:
  • Weekday mornings (8–10 AM) are typically less crowded
  • Check the forecast 2–3 days ahead for best planning
  • Avoid holiday weekends for a quieter experience
Best Seasons:
☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

New York

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