Air Quality in Vacaville, United States

Partly Cloudy
15.3°C · 58.1% humidity
15.3°
Feels 15.3°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
22 3pm
20
18
10 6pm
10
10
10 9pm
10
10
10 12am
10
10
10 3am
10
23
23 6am
23
23
23 9am
35
35
35 12pm
48
48
Station readings
22
20
18
CAMS model adj -2
25
12
12
12
12
12
12
12
12
12
12
12
12
12
25
25
25
25
25
37
37
37
50
50
AD 728×90

PM2.5 Trend (24h)

23h · 45 stations
58.1%
Humidity
4.4 km/h
Wind ESE
1011.5 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Temperature & Precipitation

PM2.53.59 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
04-09
22.3° 11.3°
0.06 mm
04-10
19.8° 10.3°
1.94 mm
04-11
19.0° 8.4°
0.19 mm
04-12
16.4° 2.8°
04-13
14.0° 4.3°
0.38 mm
04-14
18.6° 6.7°
04-15
21.4° 10.4°

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T18:58 UTC.