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Current conditions at
BLACK DIAMOND (PIBC1)
Lat: 37.95°NLon: 121.88444°WElev: 1600.0ft.NA
40°F
4°C
| Humidity | 100% |
| Wind Speed | SE 1 MPH |
| Barometer | NA |
| Dewpoint | 40°F (4°C) |
| Visibility | NA |
| Last update | 30 Nov 03:28 AM PST |
Extended Forecast for
3 Miles E Clayton CA
Today

High: 47 °F
Partly Sunny
Tonight

Low: 38 °F
Partly Cloudy
Monday

High: 50 °F
Mostly Sunny
Monday Night

Low: 42 °F
Mostly Clear
Tuesday

High: 55 °F
Mostly Sunny
Tuesday Night

Low: 42 °F
Partly Cloudy
Wednesday

High: 55 °F
Sunny
Wednesday Night

Low: 40 °F
Mostly Clear
Thursday

High: 52 °F
Sunny
Detailed Forecast
Today
Partly sunny, with a high near 47. Calm wind becoming north around 6 mph in the morning.
Tonight
Partly cloudy, with a low around 38. West southwest wind around 5 mph becoming north northwest after midnight.
Monday
Mostly sunny, with a high near 50. East northeast wind around 7 mph.
Monday Night
Mostly clear, with a low around 42. Light east northeast wind.
Tuesday
Mostly sunny, with a high near 55. North wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 41.
Friday
Sunny, with a high near 54.
Friday Night
Mostly clear, with a low around 42.
Saturday
Sunny, with a high near 55.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles E Clayton CA
37.95°N 121.88°W (Elev. 1358 ft)
37.95°N 121.88°W (Elev. 1358 ft)
12:26 am PST Nov 30, 2025
4am PST Nov 30, 2025-6pm PST Dec 6, 2025


