Hercules, California Weather
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Weather Forecast for Hercules, California : Contra Costa County
Issued: 8:54 am PDT Oct 18, 2025 Latitude: 38.0171441 Longitude: -122.2885808 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Mostly Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday Partly Sunny on Friday
High: 71°F Low: 57°F High: 67°F High: 71°F High: 68°F High: 62°F High: 64°F High: 62°F
Low: 57°F Low: 58°F Low: 56°F Low: 54°F Low: 56°F  
Sunny Mostly Clear Sunny Sunny Sunny Mostly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
CONCORD - (KCCR)
57°
Clear
Mist
as of 8:53 AM PDST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 5 Miles
Pressure: 30.05 in.
Flight Rule: MVFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
NAPA - (KAPC)
57°
Clear
as of 8:54 AM PDST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
OAKLAND - (KOAK)
59°
Mostly Clear
as of 8:53 AM PDST
Rel. Humidity: 82%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 2000ft
Current Conditions at
TRAVIS AFB - (KSUU)
61°
Clear
as of 8:55 AM PDST
Rel. Humidity: 77%
Dew Point: 54°F
Visibility: 8 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
7 MPH
010° North
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 71. East northeast wind 5 to 9 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 57. South southwest wind 5 to 9 mph becoming calm.
Sunny on Sunday Sunday... Sunny, with a high near 67. South southwest wind 6 to 10 mph.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 57. South southwest wind 5 to 8 mph.
Sunny on Monday Monday... Sunny, with a high near 71. East wind 5 to 8 mph becoming north northeast in the afternoon.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 58.
Sunny on Tuesday Tuesday... Sunny, with a high near 68.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 56.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 62.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 54.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 64.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 56.
Partly Sunny on Friday Friday... Partly sunny, with a high near 62.
Current Radar Image


Sun Almanac for Hercules, California
Sunrise: 07:21 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
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