What is the air quality in Santa Rosa today?

The current Air Quality Index (AQI) in Santa Rosa is 19 (Good). PM2.5 concentration is 4.57 µg/m³.

What is the temperature in Santa Rosa right now?

The current temperature in Santa Rosa is 28.9°C (feels like 30.8°C). Humidity is 44.9% and wind speed is 22.2 km/h.

Is it safe to go outside in Santa Rosa?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 1.4 (Low).

Air Quality in Santa Rosa, United States

Clear

28.9°C · 44.9% humidity

28.9°

Feels 30.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

5 stations

Nearby Monitoring Stations

AQI Forecast

25 5am

19 8am

24 11am

26 2pm

27 5pm

27 8pm

25 11pm

25 2am

Air Quality Index Trend

45h · 19 stn

View full history →

Santa Rosa's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

44.9%

Humidity

22.2 km/h

Wind W

1016.5 hPa

Pressure

1.4

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

4.57 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Santa Rosa?

Temperature & Precipitation

PM2.5 Trend

45h · 19 stations

PM2.54.57 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX1.4

Low

Station readings (5 stations within 25 km)

4.57

Median

4.44

Average

2.66

Low

5.1

High

PM2.5 µg/m³ · Model: 6.5 · Bias: +1.9

What is the 7-day forecast for Santa Rosa?

09-05

30.6° 15.2°

09-06

32.8° 13.8°

09-07

35.7° 10.9°

09-08

34.1° 13.7°

09-09

30.0° 15.4°

09-10

30.9° 12.8°

09-11

31.6° 14.0°

Both models agree Avg diff: 3.9°C

Where are air quality stations near Santa Rosa?

Sebastopol-103 Morris Street, Sonoma, California

9.9 km PM2.5: 2.2 µg/m³

Pepperwood Hill 1524

15.8 km PM2.5: 5.1 µg/m³

Hilltop Water Tank

21.7 km PM2.5: 4.9 µg/m³

Healdsburg

23.2 km PM2.5: 5.0 µg/m³

Healdsburg Plaza

23.2 km PM2.5: 2.7 µg/m³

Healdsburg Swim Center

24.4 km PM2.5: 4.6 µg/m³

Guerneville Veteran's Memorial Building

25.6 km PM2.5: 2.8 µg/m³

Barbieri Park

26.0 km PM2.5: 4.6 µg/m³

What cities are near Santa Rosa?

27 Rohnert Park 31 Agua Caliente 10 Petaluma 10 Novato 25 Napa 23 American Canyon 8 San Rafael 25 Vallejo 18 Clearlake 23 Hercules

Get AQI alerts for Santa Rosa

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T15:10 UTC.