Vacaville, CA Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Vacaville, CA in one place.
Mostly clear, with a low around 45.
Local Weather Overview
This forecast page for Vacaville, CA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 9, 2026 3:50 PM PDT.
The active forecast window currently covers Apr 13 to Apr 15, 2026 for Vacaville, CA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 13 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:50 PM PDT
- Forecast office
- STO
- Source
- NOAA / NWS
Daily Outlook
This Week in Vacaville
Wednesday looks like the warmest upcoming period in Vacaville at 72 degrees F.
Monday Night is the coolest period ahead with temperatures near 45 degrees F.
The strongest winds are forecast for Tuesday at about 2 to 8 mph SW.
The forecast from Apr 13 through Apr 15 stays mostly dry.
Forecast Details
- Last updated
- Apr 9, 2026 3:50 PM PDT
- Coverage
- 3 days
- Time zone
- America/Los_Angeles
- Forecast office
- STO
- Radar station
- KDAX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny, with a high near 68.
Mostly clear, with a low around 47.
Mostly sunny, with a high near 72.
Partly cloudy, with a low around 50.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday Night
Apr 13
|
Mostly Clear
|
45°F |
3 to 7 mph
WSW
|
|
Tuesday
Apr 13
|
Sunny
|
68°F |
2 to 8 mph
SW
|
|
Tuesday Night
Apr 14
|
Mostly Clear
|
47°F |
3 to 8 mph
WSW
|
|
Wednesday
Apr 14
|
Mostly Sunny
|
72°F |
2 to 8 mph
WSW
|
|
Wednesday Night
Apr 15
|
Partly Cloudy
|
50°F |
5 to 8 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Vacaville.
