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Big Bar, California Weather Forecast
Big Bar, California Weather
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Weather Forecast for Big Bar, California : Calaveras County
Issued: 1:21 am PST Dec 18, 2025 Latitude: 38.3118593 Longitude: -120.7199335 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
Mostly Sunny on This Afternoon 30% chance of rain on Tonight 70% chance of rain on Friday 80% chance of rain on Saturday 100% chance of rain on Sunday Rain on Monday Rain on Tuesday Rain on Wednesday
High: 57°F Low: 43°F High: 54°F High: 55°F High: 54°F High: 53°F High: 52°F High: 52°F
Low: 49°F Low: 51°F Low: 50°F Low: 46°F Low: 46°F  
Mostly Sunny Rain Rain Rain Rain Rain Rain Rain
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Current Conditions at
MATHER AFB - (KMHR)
54°
Cloudy
Mist
as of 11:35 AM PST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 4 Miles
Pressure: 30.17 in.
Flight Rule: IFR
Wind Data
8 MPH
170° South
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
MCCLELLAN AFB - (KMCC)
54°
Cloudy
Mist
as of 11:35 AM PST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 2 Miles
Pressure: 30.18 in.
Flight Rule: LIFR
Wind Data
7 MPH
150° Southeast
Cloud Level(s): Broken at 400ft, Solid Overcast at 800ft
Current Conditions at
SACRAMENTO EXEC ARPT - (KSAC)
55°
Cloudy
Mist
as of 11:00 AM PST
Rel. Humidity: 87%
Dew Point: 52°F
Visibility: 3 Miles
Pressure: 30.19 in.
Flight Rule: IFR
Wind Data
5 MPH
150° Southeast
Cloud Level(s): Broken at 700ft, Solid Overcast at 1900ft
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 57. Light west southwest wind.
30% chance of rain Tonight Tonight... A 30 percent chance of showers after 4am. Widespread dense fog, mainly after 3am. Otherwise, increasing clouds, with a low around 43. Calm wind.
70% chance of rain Friday Friday... Showers likely, mainly after 10am. Cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain Friday Night Friday Night... Showers. Low around 49. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
80% chance of rain Saturday Saturday... Showers. High near 55. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 80%.
90% chance of rain Saturday Night Saturday Night... Showers. Low around 51. Chance of precipitation is 90%.
100% chance of rain Sunday Sunday... Showers. High near 54. Chance of precipitation is 100%.
Thunderstorms on Sunday Night Sunday Night... Showers and possibly a thunderstorm. Cloudy, with a low around 50.
Rain on Monday Monday... Showers. Cloudy, with a high near 53.
Rain on Monday Night Monday Night... Showers likely. Cloudy, with a low around 46.
Rain on Tuesday Tuesday... Showers likely. Cloudy, with a high near 52.
Rain on Tuesday Night Tuesday Night... Showers. Cloudy, with a low around 46.
Rain on Wednesday Wednesday... Showers. Cloudy, with a high near 52.
Current Radar Image


Sun Almanac for Big Bar, California
Sunrise: 07:15 AM
Sunset: 4:45 PM
Civil Sunrise:06:45 AM
Civil Sunset: 5:14 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 5:48 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:20 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.