Rock City, California Weather
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Weather Forecast for Rock City, California : Contra Costa County
Issued: 1:26 pm PDT Jul 2, 2025 Latitude: 37.8496476 Longitude: -121.9355143 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Independence Day Saturday Sunday Monday Tuesday
Sunny on This Afternoon Mostly Clear on Tonight Mostly Sunny on Thursday Sunny on Independence Day Sunny on Saturday Sunny on Sunday Sunny on Monday Sunny on Tuesday
High: 86°F Low: 52°F High: 79°F High: 75°F High: 82°F High: 85°F High: 85°F High: 85°F
Low: 50°F Low: 48°F Low: 51°F Low: 52°F Low: 53°F  
Sunny Mostly Clear Mostly Sunny Sunny Sunny Sunny Sunny Sunny
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Current Conditions at
CONCORD - (KCCR)
84°
Clear
as of 12:53 PM PDST
Rel. Humidity: 39%
Dew Point: 57°F
Visibility: 10 Miles
Pressure: 29.81 in.
Flight Rule: VFR
Wind Data
9 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
LIVERMORE - (KLVK)
82°
Clear
as of 12:53 PM PDST
Rel. Humidity: 39%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.82 in.
Flight Rule: VFR
Wind Data
7 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
HAYWARD - (KHWD)
70°
Clear
as of 12:54 PM PDST
Rel. Humidity: 60%
Dew Point: 55°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
5 MPH
Cloud Level(s): Clear
Sunny on This Afternoon This Afternoon... Sunny, with a high near 86. West southwest wind 8 to 11 mph.
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 52. South southwest wind 6 to 8 mph becoming southeast after midnight.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 79. South southeast wind 7 to 13 mph becoming southwest in the afternoon.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 50. South southwest wind around 9 mph.
Sunny on Independence Day Independence Day... Sunny, with a high near 75. Southwest wind 7 to 13 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 48.
Sunny on Saturday Saturday... Sunny, with a high near 82.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 51.
Sunny on Sunday Sunday... Sunny, with a high near 85.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 52.
Sunny on Monday Monday... Sunny, with a high near 85.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 53.
Sunny on Tuesday Tuesday... Sunny, with a high near 85.
Sun Almanac for Rock City, California
Sunrise: 05:50 AM
Sunset: 8:34 PM
Civil Sunrise:05:19 AM
Civil Sunset: 9:05 PM
Nautical Sunrise: 04:40 AM
Nautical Sunset: 9:44 PM
Astro Sunrise: 03:56 AM
Astro Sunset: 10:28 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.