Weather in Vacaville, CA
Updated 2026-09-26 10:30 local time · ZIP codes 95687, 95688
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
69°9% rain74°9% rain78°9% rain80°9% rain81°9% rain82°9% rain82°9% rain
80°7% rain76°9% rain
68°9% rain66°10% rain64°11% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Today vs yesterday in Vacaville
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 13%).
It feels like 65°F with winds near 3 mph.
68°F, 9% rain chance and 6 mph wind.
Visibility is around 6 mi; gusts may reach 17 mph.
Current temperature is 69°F, wind 3 mph, rain chance up to 13%.
UV index is 2.
Local weather characteristics in Vacaville
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.
Vacaville is part of the West weather region. The forecast point is near 38.36°N latitude and 121.99°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.
Vacaville weather today
Overcast and 69°F in Vacaville, CA. Today's high is 82°F with a 9% rain chance. Winds are around 3 mph with gusts near 4 mph. Relative humidity is 31%, pressure is 29.92 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Vacaville
Sunrise is at 06:59 AM and sunset is at 06:59 PM. Tomorrow's forecast calls for Overcast with a high near 80°F and a low near 56°F. The maximum rain chance is 17%.