Air Quality in Palo Alto, United States

Cloudy
12.7°C · 78.9% humidity
12.7°
Feels 12.7°
11
Good
Air quality is satisfactory. Enjoy outdoor activities.
9 stations

Nearby Monitoring Stations

AQI Forecast
34 4am
34
27
11 7am
16
19
21 10am
23
24
25 1pm
25
26
26 4pm
26
27
27 7pm
27
27
27 10pm
27
27
27 1am
27
27
AD 728×90

Air Quality Index Trend

48h · 1 stn

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

78.9%
Humidity
4.5 km/h
Wind WSW
1016.2 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
11
2.73 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.52.73 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
2.73
Median
3.44
Average
1.9
Low
6.0
High
PM2.5 µg/m³ · Model: 6.5 · Bias: +3.8
05-29
22.7° 12.7°
05-30
22.0° 15.0°
05-31
28.4° 18.6°
06-01
28.1° 14.0°
06-02
23.5° 13.9°
06-03
28.3° 10.5°
06-04
28.6° 11.7°
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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 2026-05-29T14:29 UTC.