Bethel Island, California Weather
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Weather Forecast for Bethel Island, California : Contra Costa County
Issued: 1:26 am PDT Oct 18, 2025 Latitude: 38.0149216 Longitude: -121.6405085 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Morning Fog on Today Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday Mostly Sunny on Friday
High: 77°F Low: 55°F High: 78°F High: 77°F High: 77°F High: 73°F High: 73°F High: 72°F
Low: 55°F Low: 55°F Low: 55°F Low: 52°F Low: 54°F  
Morning Fog Clear Sunny Sunny Sunny Sunny Sunny Mostly Sunny
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Morning Fog on Today Today... Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 77. Calm wind becoming north around 6 mph in the afternoon.
Clear on Tonight Tonight... Clear, with a low around 55. Light and variable wind becoming west northwest 5 to 7 mph in the evening.
Sunny on Sunday Sunday... Sunny, with a high near 78. Light west wind becoming west northwest 5 to 9 mph in the morning.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 55. Northwest wind 5 to 10 mph, with gusts as high as 24 mph.
Sunny on Monday Monday... Sunny, with a high near 77. North wind 5 to 7 mph, with gusts as high as 23 mph.
Clear on Monday Night Monday Night... Clear, with a low around 55.
Sunny on Tuesday Tuesday... Sunny, with a high near 77.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 55.
Sunny on Wednesday Wednesday... Sunny, with a high near 73.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 52.
Sunny on Thursday Thursday... Sunny, with a high near 73.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 54.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 72.
Sun Almanac for Bethel Island, California
Sunrise: 07:19 AM
Sunset: 6:24 PM
Civil Sunrise:06:52 AM
Civil Sunset: 6:51 PM
Nautical Sunrise: 06:21 AM
Nautical Sunset: 7:22 PM
Astro Sunrise: 05:51 AM
Astro Sunset: 7:52 PM
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