Weather in Diablo, CA
Updated 2026-09-26 08:45 local time · ZIP codes 94528
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
54°16% rain
65°7% rain69°2% rain
73°1% rain75°1% rain
75°9% rain75°9% rain74°9% rain71°1% rain68°2% rain
61°9% rain
58°20% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 20%).
It feels like 53°F with winds near 2 mph.
71°F, 1% rain chance and 6 mph wind.
Visibility is around 6 mi; gusts may reach 8 mph.
Current temperature is 54°F, wind 2 mph, rain chance up to 20%.
UV index is 0.
Local weather characteristics in Diablo
California weather varies from cool marine conditions along parts of the Pacific coast to hot inland valleys, deserts and snowy mountain climates. Short distances can produce large temperature differences.
Diablo is part of the West weather region. The forecast point is near 37.84°N latitude and 121.96°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Diablo weather today
Partly Cloudy and 54°F in Diablo, CA. Today's high is 75°F with a 9% rain chance. Winds are around 2 mph with gusts near 3 mph. Relative humidity is 88%, pressure is 29.95 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Diablo
Sunrise is at 06:59 AM and sunset is at 06:59 PM. Tomorrow's forecast calls for Overcast with a high near 66°F and a low near 52°F. The maximum rain chance is 14%.