Green Lake is a lake in Washington.

What is the water temperature at Green Lake?

As of August 22, 2026, the water temperature at Green Lake in Washington is 72°F (22°C), measured by NOAA buoy LOPW1, 27 miles away.

What amenities does Green Lake have?

Visitor-listed amenities at Green Lake include camping-nearby.

Updated June 13, 2026

Green Lake

Lake

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 72°F, within the comfortable 70–86°F range.

Water temperature is 72°F, within the comfortable 70–86°F range.

See full conditions ↓Can I swim today? →

Good to swimCool todaycamping-nearby

lake in Clark County, Washington, United States of America

Interactive map not available

Comfortable for a swim today

Good to swim

Comfortable for a swim today: water temperature is 72°F, within the comfortable 70–86°F range.

Water temperature is 72°F, within the comfortable 70–86°F range. — NOAA buoy LOPW1, as of Aug 22, 7:48 AM UTC

Water temp

72°F

22°C

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

Live data from NOAA buoy LOPW1 (27 mi away), as of Aug 22, 7:48 AM UTC.

Live map near here →

Weather at Green Lake

H: 82° L: 58°

Clear

61°

Feels like 62°

Precipitation

17%

Humidity

90%

Wind

3 mph

UV Index

Water Conditions:

🥶Too cold for most swimmers

12 AM

64°

3 AM

63°

6 AM

63°

9 AM

63°

12 PM

73°

3 PM

81°

6 PM

81°

9 PM

64°

Pack smarter for Green 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.

Compare on Amazon →

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 Green Lake?: Green Lake is a lake in Washington.
What is the water temperature at Green Lake?: As of August 22, 2026, the water temperature at Green Lake in Washington is 72°F (22°C), measured by NOAA buoy LOPW1, 27 miles away.
Can you swim at Green Lake?: Comfortable for a swim today: water temperature is 72°F, within the comfortable 70–86°F range. Checked August 22, 2026.
What amenities does Green Lake have?: Visitor-listed amenities at Green Lake include camping-nearby.

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Best Times to Visit

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Right Now

Cool weather - dress warmly

🏞️ 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

Washington

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