Blackhawk, California Weather
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Weather Forecast for Blackhawk, California : Contra Costa County
Issued: 1:26 am PDT Oct 18, 2025 Latitude: 37.8207595 Longitude: -121.9077357 View on Google Maps

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Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
Sunny on Today Clear on Tonight Sunny on Sunday Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday Patchy Fog on Thursday Patchy Fog on Friday
High: 79°F Low: 53°F High: 78°F High: 78°F High: 78°F High: 72°F High: 72°F High: 71°F
Low: 52°F Low: 53°F Low: 51°F Low: 49°F Low: 51°F  
Sunny Clear Sunny Sunny Sunny Mostly Sunny Patchy Fog Patchy Fog
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Sunny on Today Today... Sunny, with a high near 79. Northeast wind 5 to 10 mph becoming south in the afternoon.
Clear on Tonight Tonight... Clear, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.
Sunny on Sunday Sunday... Sunny, with a high near 78. Calm wind becoming west southwest 5 to 7 mph in the morning.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 52. West northwest wind 5 to 10 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 23 mph.
Sunny on Monday Monday... Sunny, with a high near 78. North northeast wind 16 to 21 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 24 mph.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 53.
Sunny on Tuesday Tuesday... Sunny, with a high near 78.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 51.
Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 72.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 49.
Patchy Fog on Thursday Thursday... Patchy fog. Otherwise, mostly sunny, with a high near 72.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 51.
Patchy Fog on Friday Friday... Patchy fog. Otherwise, partly sunny, with a high near 71.
Sun Almanac for Blackhawk, California
Sunrise: 07:20 AM
Sunset: 6:26 PM
Civil Sunrise:06:53 AM
Civil Sunset: 6:52 PM
Nautical Sunrise: 06:23 AM
Nautical Sunset: 7:23 PM
Astro Sunrise: 05:52 AM
Astro Sunset: 7:53 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.