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Satellite view of Green Valley Lake

Green Valley Lake

Lake

Cool water — ease in carefully

Use caution

Cool water — ease in carefully: water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.

  • Water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.
  • No official beach advisory posted (California Water Boards — FHAB Reports checked).

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Cool water — ease in carefully

Use caution

Cool water — ease in carefully: water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry.

  • Water temperature is 69°F, cool enough to cause cold-water shock on a sudden entry. NOAA buoy PCOC1, as of Aug 22, 7:48 AM UTC
  • No official beach advisory posted (California Water Boards — FHAB Reports checked).
Water temp
69°F
21°C

Official advisories

Checked against California Water Boards — FHAB Reports — no advisory posted.

Live data from NOAA buoy PCOC1 (13.1 mi away), as of Aug 22, 7:48 AM UTC.

Weather at Green Valley Lake

H: 91° L: 59°
Clear
Clear
60°
|
Feels like 57°
Precipitation
3%
Humidity
81%
Wind
9 mph
UV Index
0
Water Conditions:
🥶Too cold for most swimmers
12 AM
Clear
61°
3 AM
Clear
60°
6 AM
Clear
59°
9 AM
Sunny
68°
12 PM
Sunny
87°
3 PM
Sunny
91°
6 PM
Sunny
84°
9 PM
Clear
70°

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Frequently asked questions

Where is Green Valley Lake?
Green Valley Lake is a lake in California.
What is the water temperature at Green Valley Lake?
As of August 22, 2026, the water temperature at Green Valley Lake in California is 69°F (21°C), measured by NOAA buoy PCOC1, 13.1 miles away.
Can you swim at Green Valley Lake?
Cool water — ease in carefully: water temperature is 69°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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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

California

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