Weather in Walnut Creek, CA
Updated 2026-09-26 08:00 local time · ZIP codes 94595, 94596, 94597, 94598
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
58°21% rain61°16% rain65°12% rain69°10% rain72°9% rain
76°6% rain78°9% rain78°9% rain76°9% rain
74°1% rain72°1% rain
67°3% 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 21%).
It feels like 56°F with winds near 3 mph.
72°F, 1% rain chance and 8 mph wind.
Visibility is around 6 mi; gusts may reach 13 mph.
Current temperature is 58°F, wind 3 mph, rain chance up to 21%.
UV index is 0.
Local weather characteristics in Walnut Creek
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.
Walnut Creek is part of the West weather region. The forecast point is near 37.91°N latitude and 122.06°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.
Walnut Creek weather today
Overcast and 58°F in Walnut Creek, CA. Today's high is 78°F with a 9% rain chance. Winds are around 3 mph with gusts near 4 mph. Relative humidity is 76%, pressure is 29.93 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Walnut Creek
Sunrise is at 06:59 AM and sunset is at 06:59 PM. Tomorrow's forecast calls for Overcast with a high near 71°F and a low near 56°F. The maximum rain chance is 9%.