Current conditions at
Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)
Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.NA
80°F
27°C
| Humidity | 25% |
| Wind Speed | SW 4 MPH |
| Barometer | NA |
| Dewpoint | 41°F (5°C) |
| Visibility | NA |
| Heat Index | 79°F (26°C) |
| Last update | 12 Jul 05:05 PM PDT |
Extended Forecast for
4 Miles S Clayton CA
Tonight
Low: 55 °F
Mostly Clear
Sunday
High: 90 °F
Sunny
Sunday Night
Low: 56 °F
Mostly Clear
Monday
High: 91 °F
Sunny
Monday Night
Low: 54 °F
Mostly Clear
Tuesday
High: 84 °F
Sunny
Tuesday Night
Low: 55 °F
Mostly Clear
Wednesday
High: 80 °F
Sunny
Wednesday Night
Low: 55 °F
Mostly Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 55. South southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 90. West southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 56. West southwest wind around 7 mph.
Monday
Sunny, with a high near 91. West wind 7 to 9 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 54. West southwest wind 7 to 9 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 86.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles S Clayton CA
37.87°N 121.95°W (Elev. 1509 ft)
37.87°N 121.95°W (Elev. 1509 ft)
3:36 pm PDT Jul 12, 2025
5pm PDT Jul 12, 2025-6pm PDT Jul 19, 2025
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