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Current conditions at
BLACK DIAMOND (PIBC1)
Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.NA
58°F
14°C
| Humidity | 57% |
| Wind Speed | S 6 MPH |
| Barometer | NA |
| Dewpoint | 43°F (6°C) |
| Visibility | NA |
| Last update | 11 Oct 10:28 AM PDT |
Extended Forecast for
Clayton CA
Today
High: 75 °F
Sunny
Tonight
Low: 48 °F
Mostly Clear
Columbus Day
High: 74 °F
Sunny
Monday Night
Low: 48 °F
Clear
Tuesday
High: 78 °F
Sunny
Tuesday Night
Low: 50 °F
Clear
Wednesday
High: 82 °F
Sunny
Wednesday Night
Low: 52 °F
Clear
Thursday
High: 87 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 75. West southwest wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 48. South southwest wind around 6 mph becoming calm in the evening.
Columbus Day
Sunny, with a high near 74. Calm wind becoming northwest 5 to 7 mph in the morning.
Monday Night
Clear, with a low around 48. West wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78. Calm wind becoming north 5 to 8 mph in the afternoon.
Tuesday Night
Clear, with a low around 50.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Clear, with a low around 52.
Thursday
Sunny, with a high near 87.
Thursday Night
Clear, with a low around 55.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 55.
Saturday
Sunny, with a high near 89.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Clayton CA
37.94°N 121.94°W (Elev. 400 ft)
37.94°N 121.94°W (Elev. 400 ft)
8:36 am PDT Oct 11, 2026
10am PDT Oct 11, 2026-6pm PDT Oct 17, 2026
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