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Janesville, California Weather Forecast
Janesville, California Weather
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Weather Forecast for Janesville, California : Lassen County
Issued: 10:32 pm PST Dec 17, 2025 Latitude: 40.2965645 Longitude: -120.5241117 View on Google Maps

MouseOver for Detail Forecast
Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Cloudy on Overnight Mostly Sunny on Thursday 60% chance of rain on Friday 80% chance of rain & snow on Saturday Rain on Sunday Rain and Snow on Monday 70% chance of rain & snow on Tuesday 70% chance of rain & snow on Wednesday
Low: 39°F High: 57°F High: 49°F High: 50°F High: 49°F High: 46°F High: 43°F High: 43°F
Low: 41°F Low: 41°F Low: 41°F Low: 39°F Low: 33°F Low: 34°F  
Mostly Cloudy Mostly Sunny Rain Rain & Snow Rain Rain and Snow Rain & Snow Rain & Snow
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Current Conditions at
RENO - (KRNO)
37°
Partly Cloudy
as of 12:55 AM PST
Rel. Humidity: 69%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Scattered at 10000ft
Current Conditions at
TRUCKEE - (KTRK)
30°
Cloudy
as of 1:15 AM PST
Rel. Humidity: 92%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 30.21 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Broken at 4300ft, Solid Overcast at 7500ft
Current Conditions at
BLUE CANYON - (KBLU)
43°
Cloudy
as of 12:52 AM PST
Rel. Humidity: 65%
Dew Point: 32°F
Visibility: 10 Miles
Pressure: 30.20 in.
Flight Rule: VFR
Wind Data
3 MPH
110° East
Cloud Level(s): Solid Overcast at 5500ft
Current Conditions at
OROVILLE - (KOVE)
52°
Cloudy
Mist
as of 1:06 AM PST
Rel. Humidity: 100%
Dew Point: 52°F
Visibility: 1 3/4 Miles
Pressure: 30.16 in.
Flight Rule: LIFR
Wind Data
3 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 200ft
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 39. Northwest wind around 5 mph.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 57. West wind 5 to 10 mph, with gusts as high as 25 mph.

30% chance of rain & snow Thursday Night Thursday Night... A 30 percent chance of rain after 4am. Snow level 7000 feet. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 41. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

60% chance of rain Friday Friday... Rain likely, mainly after 10am. Cloudy, with a high near 49. Southwest wind around 15 mph, with gusts as high as 40 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

60% chance of rain & snow Friday Night Friday Night... Rain likely, mainly before 10pm. Snow level 7700 feet lowering to 7000 feet after midnight . Mostly cloudy, with a low around 41. Southwest wind 10 to 15 mph, with gusts as high as 45 mph. Chance of precipitation is 60%.

80% chance of rain & snow Saturday Saturday... Rain, mainly after 10am. Snow level 6800 feet. High near 50. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

90% chance of rain Saturday Night Saturday Night... Rain. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Rain on Sunday Sunday... Rain. Cloudy, with a high near 49.

Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 39.

Rain and Snow on Monday Monday... Rain. Snow level 6700 feet. Mostly cloudy, with a high near 46.

70% chance of rain & snow Monday Night Monday Night... Rain likely. Snow level 6200 feet. Mostly cloudy, with a low around 33.

70% chance of rain & snow Tuesday Tuesday... Rain likely. Snow level 6200 feet. Mostly cloudy, with a high near 43.

70% chance of rain & snow Tuesday Night Tuesday Night... Rain likely. Snow level 6200 feet. Mostly cloudy, with a low around 34.

70% chance of rain & snow Wednesday Wednesday... Rain likely. Snow level 6000 feet. Mostly cloudy, with a high near 43.

Current Radar Image


Sun Almanac for Janesville, California
Sunrise: 07:20 AM
Sunset: 4:38 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:09 PM
Nautical Sunrise: 06:15 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:42 AM
Astro Sunset: 6:16 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.