What is the air quality in San Rafael today?

The current Air Quality Index (AQI) in San Rafael is 22 (Good). PM2.5 concentration is 5.15 µg/m³.

What is the temperature in San Rafael right now?

The current temperature in San Rafael is 21.8°C (feels like 21.8°C). Humidity is 35.0% and wind speed is 18.9 km/h.

Is it safe to go outside in San Rafael?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in San Rafael, United States

Clear

21.8°C · 35.0% humidity

21.8°

Feels 21.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

9 stations

Nearby Monitoring Stations

AQI Forecast

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Station readings 4h ago

AQI 0

PM2.5 0.0 µg/m³ · 4h ago

Air Quality Index Trend

32h · 1 stn

View full history →

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

35.0%

Humidity

18.9 km/h

Wind W

1018.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.15 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for San Rafael?

Temperature & Precipitation

PM2.5 Trend

32h · 1 station

PM2.55.15 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (9 stations within 25 km)

5.15

Median

5.61

Average

2.39

Low

8.9

High

PM2.5 µg/m³ · Model: 5.8 · Bias: +0.6

What is the 7-day forecast for San Rafael?

10-20

21.8° 11.9°

10-21

19.8° 11.9°

0.88 mm

10-22

25.9° 11.2°

10-23

23.0° 11.7°

10-24

22.4° 11.8°

10-25

24.1° 11.9°

3.81 mm

10-26

21.7° 12.2°

Both models agree Avg diff: 3.5°C

Where are air quality stations near San Rafael?

San Rafael, Marin, California

1.0 km PM2.5: 4.8 µg/m³

San Rafael, Marin, California

1.0 km PM2.5: 5.5 µg/m³

San Rafael, Marin, California

1.0 km PM2.5: 3.1 µg/m³

Berkeley-MCC Downstairs

10.6 km PM2.5: 2.4 µg/m³

Berkeley-MCC Upstairs

10.6 km PM2.5: 3.1 µg/m³

San Pablo-Rumrill, Contra Costa, California

15.3 km PM2.5: 8.9 µg/m³

San Pablo-Rumrill, Contra Costa, California

15.3 km PM2.5: 7.2 µg/m³

UCSF Mount Zion

22.5 km PM2.5: 4.1 µg/m³

Enviro Urban (outdoor-aq)

23.3 km 13.6°C 75.3% RH PM2.5: 4.0 µg/m³ PM10: 6.0 µg/m³

Berkeley-Aquatic Park, Alameda, California

23.4 km PM2.5: 6.0 µg/m³

What cities are near San Rafael?

14 Novato 32 San Pablo 21 El Cerrito 23 Pinole 23 Hercules 20 San Francisco 19 Berkeley 21 Mission District 19 Parkside 20 Noe Valley

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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 2026-10-20T20:58 UTC.