Air Quality in Petaluma, United States

Clear
25.7°C · 35.5% humidity
25.7°
Feels 25.7°
91
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast

Nearby Monitoring Stations

AQI Forecast
34 4pm
54
54
91 7pm
81
73
68 10pm
64
61
39 1am
38
37
29 4am
28
28
28 7am
27
27
27 10am
34
34
34 1pm
34
34
AD 728×90

Air Quality Index Trend

46h · 48 stn

Petaluma'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 Petaluma is 2.1× the WHO 24-hour guideline of 15 µg/m³.

35.5%
Humidity
27.8 km/h
Wind WSW
1010.5 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
91
30.95 µg/m³
PM10
69
91.15 µg/m³
050100150200300500

What is the weather forecast for Petaluma?

Temperature & Precipitation

PM2.5 Trend

46h · 48 stations
PM2.530.95 µg/m³ ×2.1 WHO
Moderate
PM1091.15 µg/m³
Moderate
UV INDEX17.4
Extreme
AD 300×250

What is the 7-day forecast for Petaluma?

08-03
25.7° 10.9°
08-04
23.1° 12.5°
08-05
30.9° 10.0°
08-06
26.3° 10.7°
08-07
27.1° 11.6°
08-08
25.5° 10.1°
08-09
31.4° 10.3°
Both models agree Avg diff: 3.9°C

Where are air quality stations near Petaluma?

10
Berkeley-MCC Downstairs
20.3 km PM2.5: 2.5 µg/m³
15
Berkeley-MCC Upstairs
20.3 km PM2.5: 3.7 µg/m³
30
Sebastopol-103 Morris Street, Sonoma, California
24.8 km PM2.5: 7.2 µg/m³
21
Sebastopol-103 Morris Street, Sonoma, California
24.8 km PM2.5: 5.0 µg/m³

What cities are near Petaluma?

91 Rohnert Park 91 Novato 37 Agua Caliente 91 Santa Rosa 4 San Rafael 91 Napa 91 American Canyon 91 Vallejo 91 Hercules 91 Pinole
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T02:57 UTC.