Current conditions at
Mount Diablo Summit Museum and Trailhead Rooftop (SJS02)
Lat: 37.881699°NLon: 121.914173°WElev: 3904.0ft.NA
73°F
23°C
| Humidity | 22% |
| Wind Speed | SW 11 MPH |
| Barometer | NA |
| Dewpoint | 32°F (0°C) |
| Visibility | NA |
| Last update | 15 Jul 12:20 PM PDT |
Extended Forecast for
4 Miles S Clayton CA
This Afternoon
High: 74 °F
Sunny
Tonight
Low: 62 °F
Chance
DrizzleWednesday
High: 65 °F
Sunny
Wednesday Night
Low: 63 °F
Mostly Clear
Thursday
High: 72 °F
Sunny
Thursday Night
Low: 62 °F
Mostly Clear
Friday
High: 73 °F
Sunny
Friday Night
Low: 62 °F
Mostly Clear
Saturday
High: 74 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 74. Southwest wind around 11 mph, with gusts as high as 23 mph.
Tonight
A chance of drizzle, mainly after 11pm. Partly cloudy, with a low around 62. South southwest wind around 11 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a steady temperature around 65. West southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 63. West southwest wind 9 to 11 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 72. West wind 7 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62.
Friday
Sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 71.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
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)
6:22 am PDT Jul 15, 2025
12pm PDT Jul 15, 2025-6pm PDT Jul 21, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
