Air Quality in San Francisco, Philippines
Heavy Rain
28.0°C · 84.4% humidity
28.0°
Feels 34.6°
83
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
San Francisco's air quality — share it
AQI Forecast
146
4am
146
146
83
7am
66
54
54
10am
54
54
34
1pm
34
34
34
4pm
34
34
54
7pm
54
84
146
10pm
146
146
146
1am
146
146
Air Quality Index Trend
46h · 2 stnSan Francisco's air quality is affected by vehicle emissions, industrial activity, and periodic transboundary haze from agricultural burning. The dry season tends to produce elevated particulate levels. Current PM2.5 concentration in San Francisco is 1.8× the WHO 24-hour guideline of 15 µg/m³.
84.4%
Humidity
65.5 km/h
Wind SSE
1004.2 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
27.34 µg/m³
PM10
79.9 µg/m³
050100150200300500
What is the weather forecast for San Francisco?
Temperature & Precipitation
PM2.5 Trend
46h · 2 stationsPM2.527.34 µg/m³
×1.8 WHO
Moderate
PM1079.9 µg/m³
Moderate
UV INDEX2.9
Moderate
What is the 7-day forecast for San Francisco?
06-08
34.7° 24.4°
11.19 mm
06-09
28.0° 25.0°
38.75 mm
06-10
28.1° 25.2°
19.56 mm
06-11
28.4° 25.3°
55.13 mm
06-12
27.8° 24.7°
19.44 mm
06-13
32.4° 25.8°
6.56 mm
06-14
33.4° 24.9°
19.06 mm
Both models agree
Avg diff: 1.7°C
Where are air quality stations near San Francisco?
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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 2026-06-08T23:26 UTC.