Current conditions at
Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)
Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.NA
72°F
22°C
| Humidity | 32% |
| Wind Speed | SSW 12 MPH |
| Barometer | NA |
| Dewpoint | 41°F (5°C) |
| Visibility | NA |
| Last update | 15 Jul 02:35 PM PDT |
Extended Forecast for
4 Miles S Clayton CA
This Afternoon
High: 74 °F
Sunny
Tonight
Low: 61 °F
Mostly Clear
Wednesday
High: 65 °F
Sunny
Wednesday Night
Low: 62 °F
Mostly Clear
Thursday
High: 73 °F
Sunny
Thursday Night
Low: 63 °F
Mostly Clear
Friday
High: 74 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 75 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 74. Southwest wind 11 to 13 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 61. South southwest wind around 11 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a steady temperature around 65. South southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 62. West southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 73. West wind 7 to 10 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 63.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 64.
Monday
Sunny, with a high near 72.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
4 Miles S Clayton CA
37.87°N 121.92°W (Elev. 2818 ft)
37.87°N 121.92°W (Elev. 2818 ft)
1:26 pm PDT Jul 15, 2025
2pm PDT Jul 15, 2025-6pm PDT Jul 21, 2025
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