Updated
Greenwich Reservoir
Lake · Greenwich, Ohio
Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 77°F, within the comfortable 70–86°F range.
- Water temperature is 77°F, within the comfortable 70–86°F range.
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Comfortable for a swim today
Good to swimComfortable for a swim today: water temperature is 77°F, within the comfortable 70–86°F range.
- Water temperature is 77°F, within the comfortable 70–86°F range. — NOAA buoy 45203, as of Aug 22, 6:50 AM UTC
No official beach-advisory feed for Ohio yet — follow posted signs and local guidance.
Live data from NOAA buoy 45203 (25.5 mi away), as of Aug 22, 6:50 AM UTC.
Weather at Greenwich Reservoir









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Frequently asked questions
- Where is Greenwich Reservoir?
- Greenwich Reservoir is a lake in Greenwich, Ohio.
- What is the water temperature at Greenwich Reservoir?
- As of August 22, 2026, the water temperature at Greenwich Reservoir in Greenwich, Ohio is 77°F (25°C), measured by NOAA buoy 45203, 25.5 miles away.
- Can you swim at Greenwich Reservoir?
- Comfortable for a swim today: water temperature is 77°F, within the comfortable 70–86°F range. Checked August 22, 2026.
- How is Greenwich Reservoir rated?
- Greenwich Reservoir in Greenwich, Ohio has an average visitor rating of 4.3 out of 5, based on 12 reviews.
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- ›Check for boat launch facilities and fees
- ›Obtain required fishing licenses before arrival
- ›Be aware of lake-specific regulations and restrictions
- ›Monitor water quality reports before swimming
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