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Hidden Valley Lake, California Weather Forecast
Hidden Valley Lake, California Weather
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Weather Forecast for Hidden Valley Lake, California : Lake County
Issued: 1:10 am PST Dec 18, 2025 Latitude: 38.8079573 Longitude: -122.5583155 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Patchy Fog on Overnight Morning Fog on Thursday 100% chance of rain on Friday 70% chance of rain on Saturday Rain on Sunday Rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
Low: 41°F High: 63°F High: 58°F High: 57°F High: 59°F High: 58°F High: 55°F High: 56°F
Low: 44°F Low: 43°F Low: 46°F Low: 45°F Low: 39°F Low: 39°F  
Patchy Fog Morning Fog Rain Rain Rain Rain Rain Rain
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Current Conditions at
SANTA ROSA - (KSTS)
41°
Mostly Cloudy
Fog
as of 12:53 AM PST
Rel. Humidity: 100%
Dew Point: 41°F
Visibility: 1/2 Miles
Pressure: 30.15 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
UKIAH - (KUKI)
45°
Clear
Mist
as of 1:14 AM PST
Rel. Humidity: 100%
Dew Point: 45°F
Visibility: 3/4 Miles
Pressure: 30.15 in.
Flight Rule: MVFR
Wind Data
5 MPH
190° South
Current Conditions at
NAPA - (KAPC)
46°
Cloudy
Mist
as of 12:54 AM PST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 5 Miles
Pressure: 30.16 in.
Flight Rule: LIFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 200ft
Current Conditions at
VACAVILLE - (KVCB)
54°
Cloudy
as of 12:53 AM PST
Rel. Humidity: 87%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 1600ft
Patchy Fog on Overnight Overnight... Patchy fog. Otherwise, mostly cloudy, with a low around 41. Calm wind.

Morning Fog on Thursday Thursday... Patchy fog before 10am. Otherwise, partly sunny, with a high near 63. Calm wind becoming south 5 to 7 mph in the afternoon.

80% chance of rain Thursday Night Thursday Night... Rain, mainly after 1am. Low around 44. South wind 5 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

100% chance of rain Friday Friday... Rain. High near 58. South southwest wind 9 to 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

80% chance of rain Friday Night Friday Night... Rain, mainly before 10pm. Low around 43. South southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

70% chance of rain Saturday Saturday... Rain likely, mainly after 10am. Mostly cloudy, with a high near 57. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

100% chance of rain Saturday Night Saturday Night... Rain. Low around 46. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Rain on Sunday Sunday... Rain. Cloudy, with a high near 59.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 45.

Rain on Monday Monday... Rain. Mostly cloudy, with a high near 58.

70% chance of rain Monday Night Monday Night... Rain likely. Patchy fog. Otherwise, mostly cloudy, with a low around 39.

70% chance of rain Tuesday Tuesday... Rain likely. Patchy fog. Otherwise, mostly cloudy, with a high near 55.

Rain on Tuesday Night Tuesday Night... Rain. Mostly cloudy, with a low around 39.

70% chance of rain Wednesday Wednesday... Rain likely. Mostly cloudy, with a high near 56.

Current Radar Image


Sun Almanac for Hidden Valley Lake, California
Sunrise: 07:24 AM
Sunset: 4:51 PM
Civil Sunrise:06:54 AM
Civil Sunset: 5:20 PM
Nautical Sunrise: 06:20 AM
Nautical Sunset: 5:54 PM
Astro Sunrise: 05:48 AM
Astro Sunset: 6:26 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.