Weather in Vacaville, California
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:22 PM ET · Refreshes every hour
77°F
Clear sky
Feels like 76°F
44%
Humidity
13 mph
Wind Speed
About Weather in Vacaville
Vacaville is located in California (coordinates: 38.358621°N, 121.968601°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.