Air Quality in Vallejo, United States

Windy
22.6°C · 41.6% humidity
22.6°
Feels 22.6°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast
25 11am
25
25
27 2pm
27
27
27 5pm
54
54
54 8pm
54
54
34 11pm
34
34
34 2am
34
34
34 5am
27
27
27 8am
27
27
AD 728×90

Air Quality Index Trend

46h · 99 stn

Vallejo's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Vallejo is 1.3× the WHO annual guideline of 5 µg/m³.

41.6%
Humidity
56.5 km/h
Wind WSW
1016.6 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
27
6.36 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Vallejo?

Temperature & Precipitation

PM2.5 Trend

46h · 99 stations
PM2.56.36 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (7 stations within 25 km)
6.36
Median
3.68
Average
2.24
Low
6.5
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +0.1

What is the 7-day forecast for Vallejo?

05-28
20.0° 11.2°
05-29
22.6° 13.5°
05-30
18.7° 13.8°
05-31
21.6° 15.8°
0.06 mm
06-01
24.1° 14.4°
06-02
19.6° 11.9°
06-03
24.9° 10.2°
Both models agree Avg diff: 2.3°C

Where are air quality stations near Vallejo?

22
Vallejo, Solano, California
1.6 km PM2.5: 5.3 µg/m³
30
Vallejo, Solano, California
1.6 km PM2.5: 7.2 µg/m³
15
Berkeley-Martinez 1
14.8 km PM2.5: 3.5 µg/m³
12
Martinez 3
16.3 km PM2.5: 3.0 µg/m³
14
A6LHM5BD
18.3 km PM2.5: 3.3 µg/m³
24
AJ08LDN1
19.2 km PM2.5: 5.8 µg/m³
21
AGJLDGLM
19.3 km PM2.5: 5.1 µg/m³
20
A8JYY391
20.4 km PM2.5: 4.7 µg/m³
19
AFYDTNFN
20.7 km PM2.5: 4.6 µg/m³
23
AL9FR71M
20.8 km PM2.5: 5.5 µg/m³

What cities are near Vallejo?

24 American Canyon 16 Hercules 16 Benicia 16 Pinole 15 Martinez 15 San Pablo 16 El Cerrito 27 Napa 54 Suisun 20 Pleasant Hill
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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 2026-05-28T21:46 UTC.