Air Quality in Vallejo, United States
Windy
22.8°C · 30.0% humidity
22.8°
Feels 22.8°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations
Nearby Monitoring Stations
AQI Forecast
34
4pm
34
54
17
7pm
7
8
13
10pm
17
20
29
1am
30
31
32
4am
26
26
26
7am
25
25
25
10am
25
25
25
1pm
25
25
Air Quality Index Trend
48h · 1 stnVallejo's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
30.0%
Humidity
60.8 km/h
Wind SW
1014.8 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
4.07 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for Vallejo?
Temperature & Precipitation
PM2.5 Trend
48h · 1 stationPM2.54.07 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
Station readings (8 stations within 25 km)
4.07
Median
3.71
Average
2.76
Low
5.32
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +5.6
What is the 7-day forecast for Vallejo?
06-09
22.8° 12.7°
06-10
24.0° 14.5°
06-11
27.4° 16.3°
06-12
25.1° 13.5°
06-13
21.7° 11.8°
06-14
23.4° 15.0°
06-15
19.1° 12.3°
Both models agree
Avg diff: 3.7°C
Where are air quality stations near Vallejo?
33
Vallejo, Solano, California
59
Vallejo, Solano, California
15
Berkeley-Martinez 1
12
Martinez 3
15
A6LHM5BD
24
AJ08LDN1
26
AGJLDGLM
20
A8JYY391
19
AFYDTNFN
15
AL9FR71M
What cities are near Vallejo?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T02:14 UTC.