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Los Medanos, California Weather Forecast
Los Medanos, California Weather
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Click for Dense Fog Advisory for Los Medanos, California
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Weather Forecast for Los Medanos, California : Contra Costa County
Issued: 2:08 am PST Dec 18, 2025 Latitude: 38.0121434 Longitude: -121.8513461 View on Google Maps

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Overnight Thursday Friday Saturday Sunday Monday Tuesday Wednesday
Cloudy on Overnight Partly Sunny on Thursday 80% chance of rain on Friday 60% chance of rain on Saturday Rain on Sunday Rain on Monday 70% chance of rain on Tuesday 70% chance of rain on Wednesday
Low: 51°F High: 61°F High: 59°F High: 57°F High: 59°F High: 56°F High: 52°F High: 53°F
Low: 51°F Low: 55°F Low: 55°F Low: 56°F Low: 50°F Low: 50°F  
Cloudy Partly Sunny Rain Rain Rain Rain Rain Rain
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Current Conditions at
CONCORD - (KCCR)
54°
Cloudy
Mist
as of 2:38 AM PST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 5 Miles
Pressure: 30.15 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 1400ft
Current Conditions at
TRAVIS AFB - (KSUU)
54°
Mostly Cloudy
Fog
as of 1:55 AM PST
Rel. Humidity: 93%
Dew Point: 52°F
Visibility: 1/4 Miles
Pressure: 30.13 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
LIVERMORE - (KLVK)
54°
Clear
Fog
as of 2:30 AM PST
Rel. Humidity: 100%
Dew Point: 54°F
Visibility: 1/4 Miles
Pressure: 30.13 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
VACAVILLE - (KVCB)
54°
Cloudy
as of 2:29 AM PST
Rel. Humidity: 87%
Dew Point: 50°F
Visibility: 10 Miles
Pressure: 30.16 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 900ft
Cloudy on Overnight Overnight... Cloudy, with a steady temperature around 51. Light west wind.
Partly Sunny on Thursday Thursday... Partly sunny, with a high near 61. Light southeast wind.
20% chance of rain Thursday Night Thursday Night... A 20 percent chance of rain after 10pm. Mostly cloudy, with a low around 51. Southeast wind 3 to 6 mph.
80% chance of rain Friday Friday... Rain, mainly after 10am. High near 59. South southwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
90% chance of rain Friday Night Friday Night... Rain, mainly before 10pm. Low around 55. South southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
60% chance of rain Saturday Saturday... Rain likely, mainly after 10am. Cloudy, with a high near 57. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
90% chance of rain Saturday Night Saturday Night... Rain. Low around 55. Chance of precipitation is 90%.
Rain on Sunday Sunday... Rain. Cloudy, with a high near 59.
Rain on Sunday Night Sunday Night... Rain. Cloudy, with a low around 56.
Rain on Monday Monday... Rain. Cloudy, with a high near 56.
70% chance of rain Monday Night Monday Night... Rain likely. Cloudy, with a low around 50.
70% chance of rain Tuesday Tuesday... Rain likely. Cloudy, with a high near 52.
Rain on Tuesday Night Tuesday Night... Rain. Cloudy, with a low around 50.
70% chance of rain Wednesday Wednesday... Rain likely. Cloudy, with a high near 53.
Current Radar Image


Sun Almanac for Los Medanos, California
Sunrise: 07:18 AM
Sunset: 4:50 PM
Civil Sunrise:06:49 AM
Civil Sunset: 5:20 PM
Nautical Sunrise: 06:16 AM
Nautical Sunset: 5:53 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:25 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.