Clear Lake is a lake in Massachusetts.

What is the water temperature at Clear Lake?

As of August 22, 2026, the water temperature at Clear Lake in Massachusetts is 75°F (24°C), measured by NOAA buoy NWHC3, 9.4 miles away.

Updated June 9, 2026

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Photo: Clear Lake Waterfront by Dsmspence (CC BY-SA 3.0) License

Clear Lake

Lake

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.

See full conditions ↓Can I swim today? →

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 NWHC3, as of Aug 22, 4:48 AM UTC

Water temp

75°F

24°C

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

Live data from NOAA buoy NWHC3 (9.4 mi away), as of Aug 22, 4:48 AM UTC.

Live map near here →

Weather at Clear Lake

H: 69° L: 63°

Light drizzle

67°

Feels like 67°

Precipitation

85%

Humidity

87%

Wind

7 mph

UV Index

Water Conditions:

🏊Cool but swimmable🌧️Rain expected

12 AM

67°

3 AM

66°

6 AM

65°

9 AM

66°

12 PM

68°

3 PM

67°

6 PM

69°

9 PM

67°

Pack smarter for Clear Lake

Useful gear categories for this kind of water spot. These links open Amazon search results so you can compare current options.

As an Amazon Associate we earn from qualifying purchases.

Inflatable PaddleboardA popular way to explore calm coves and shorelines.

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Life JacketImportant around boats, paddling, and deeper swimming areas.

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Floating CoolerKeeps drinks nearby for swim areas, docks, and boats.

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Waterproof Phone PouchProtects phones around docks, boats, and splashy shorelines.

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Frequently asked questions

Where is Clear Lake?: Clear Lake is a lake in Massachusetts.
What is the water temperature at Clear Lake?: As of August 22, 2026, the water temperature at Clear Lake in Massachusetts is 75°F (24°C), measured by NOAA buoy NWHC3, 9.4 miles away.
Can you swim at Clear Lake?: 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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🏞️ Lakes Tips:

›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

Best Seasons:

☀️ Summer (Jun-Aug)🍂 Fall (Sep-Nov)🌸 Spring (Mar-May)

Location & Contact

Massachusetts

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