Air Quality in San Francisco, Philippines
Clear
37.0°C · 38.1% humidity
37.0°
Feels 37.0°
68
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
San Francisco's air quality — share it
AQI Forecast
54
11am
54
54
68
2pm
64
61
59
5pm
58
57
56
8pm
67
67
84
11pm
83
84
84
2am
84
84
84
5am
146
84
66
8am
54
54
Air Quality Index Trend
44h · 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 1.4× the WHO 24-hour guideline of 15 µg/m³.
38.1%
Humidity
34.4 km/h
Wind SSW
1003.7 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
20.25 µg/m³
PM10
27.4 µg/m³
050100150200300500
What is the weather forecast for San Francisco?
Temperature & Precipitation
PM2.5 Trend
44h · 2 stationsPM2.520.25 µg/m³
×1.4 WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for San Francisco?
05-30
37.0° 26.4°
3.81 mm
05-31
35.4° 25.7°
7.75 mm
06-01
28.3° 25.4°
8.19 mm
06-02
31.6° 25.8°
4.19 mm
06-03
35.3° 25.6°
13.94 mm
06-04
32.0° 26.0°
11.44 mm
06-05
25.9° 24.2°
73.94 mm
Both models agree
Avg diff: 2.0°C
What cities are 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 2026-05-30T06:26 UTC.