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Greenwich Harbor - Photo 1
Photo: USS Greenwich Bay (AVP-41) at Frederiksted Harbor 1948 by Unknown authorUnknown author (Public domain) License

Greenwich Harbor

Bay

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 75°F, within the comfortable 70–86°F range.

  • Water temperature is 75°F, within the comfortable 70–86°F range.
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Good to swimGood conditions today

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Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 75°F, within the comfortable 70–86°F range.

  • Water temperature is 75°F, within the comfortable 70–86°F range. — NOAA buoy BRHC3, as of Aug 22, 7:30 AM UTC
Water temp
75°F
24°C

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

Live data from NOAA buoy BRHC3 (25.5 mi away), as of Aug 22, 7:30 AM UTC.

Live map near here →

Weather at Greenwich Harbor

H: 73° L: 65°
Overcast
Overcast
65°
|
Feels like 64°
Precipitation
52%
Humidity
88%
Wind
9 mph
UV Index
0
Water Conditions:
🏊Cool but swimmable
12 AM
Overcast
67°
3 AM
Overcast
66°
6 AM
Overcast
65°
9 AM
Overcast
70°
12 PM
Overcast
72°
3 PM
Patchy rain nearby
73°
6 PM
Patchy rain nearby
72°
9 PM
Patchy rain nearby
71°

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Frequently asked questions

Where is Greenwich Harbor?
Greenwich Harbor is a bay in Connecticut.
What is the water temperature at Greenwich Harbor?
As of August 22, 2026, the water temperature at Greenwich Harbor in Connecticut is 75°F (24°C), measured by NOAA buoy BRHC3, 25.5 miles away.
Can you swim at Greenwich Harbor?
Comfortable for a swim today: water temperature is 75°F, within the comfortable 70–86°F range. Checked August 22, 2026.

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Best Times to Visit

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Good conditions for visiting
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:
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Location & Contact

Connecticut

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Plan your visit

Can you swim at Greenwich Harbor today? →
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