Air Quality in Suisun, United States

Windy
26.8°C · 33.1% humidity
26.8°
Feels 26.8°
64
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast

Nearby Monitoring Stations

AQI Forecast
34 4pm
34
34
64 7pm
55
49
65 10pm
62
60
58 1am
57
56
35 4am
35
35
28 7am
27
34
34 10am
34
34
34 1pm
34
34
AD 728×90

Air Quality Index Trend

45h · 48 stn

Suisun'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 Suisun is 1.2× the WHO 24-hour guideline of 15 µg/m³.

33.1%
Humidity
41.0 km/h
Wind WSW
1010.0 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
64
18.1 µg/m³
PM10
53
59.3 µg/m³
050100150200300500

What is the weather forecast for Suisun?

Temperature & Precipitation

PM2.5 Trend

45h · 48 stations
PM2.518.1 µg/m³ ×1.2 WHO
Moderate
PM1059.3 µg/m³
Moderate
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Suisun?

08-03
31.0° 14.1°
08-04
24.0° 13.9°
08-05
32.9° 12.9°
08-06
31.8° 13.0°
08-07
28.1° 14.8°
08-08
29.5° 13.3°
08-09
33.6° 13.6°
Both models agree Avg diff: 3.3°C

Where are air quality stations near Suisun?

34
Vacaville-Ulatis Drive, Solano, California
15.3 km PM2.5: 8.2 µg/m³
25
Vallejo, Solano, California
22.9 km PM2.5: 6.0 µg/m³
30
Vallejo, Solano, California
22.9 km PM2.5: 7.2 µg/m³
18
Vallejo, Solano, California
22.9 km PM2.5: 4.3 µg/m³

What cities are near Suisun?

63 Vacaville 91 American Canyon 91 Napa 96 Benicia 91 Vallejo 68 Bay Point 96 Martinez 68 Pittsburg 63 Dixon 68 Pleasant Hill
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:06 UTC.