Caymus, California Weather
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Weather Forecast for Caymus, California : Napa County
Issued: 8:54 am PDT Oct 18, 2025 Latitude: 38.4054669 Longitude: -122.3635884 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Mostly Clear on Tonight Morning Fog on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Fog on Thursday 10% chance of rain on Friday
High: 78°F Low: 52°F High: 78°F High: 79°F High: 78°F High: 72°F High: 73°F High: 69°F
Low: 52°F Low: 52°F Low: 50°F Low: 48°F Low: 49°F  
Sunny Mostly Clear Morning Fog Sunny Sunny Mostly Sunny Fog Rain
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Sunny on Today Today... Sunny, with a high near 78. Light and variable wind becoming south southeast around 6 mph in the afternoon.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 52. West wind 5 to 7 mph becoming calm.
Morning Fog on Sunday Sunday... Patchy fog between 8am and 9am. Otherwise, sunny, with a high near 78. Calm wind becoming south southeast around 5 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 52. Calm wind becoming north northwest 5 to 7 mph after midnight.
Sunny on Monday Monday... Sunny, with a high near 79. North northeast wind 5 to 7 mph becoming calm in the afternoon.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 52.
Sunny on Tuesday Tuesday... Sunny, with a high near 78.
Morning Fog on Tuesday Night Tuesday Night... Patchy fog after 4am. Otherwise, partly cloudy, with a low around 50.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 72.
Patchy Fog on Wednesday Night Wednesday Night... Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 48.
Fog on Thursday Thursday... Areas of fog. Otherwise, mostly sunny, with a high near 73.
Patchy Fog on Thursday Night Thursday Night... Patchy fog. Otherwise, partly cloudy, with a low around 49.
10% chance of rain Friday Friday... A slight chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 69.
Sun Almanac for Caymus, California
Sunrise: 07:22 AM
Sunset: 6:27 PM
Civil Sunrise:06:55 AM
Civil Sunset: 6:54 PM
Nautical Sunrise: 06:24 AM
Nautical Sunset: 7:24 PM
Astro Sunrise: 05:54 AM
Astro Sunset: 7:55 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.