Air Quality in Menlo Park, United States
Partly Cloudy
21.2°C · 52.6% humidity
21.2°
Feels 21.2°
68
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
Menlo Park's air quality — share it
AQI Forecast
54
8pm
54
54
68
11pm
64
61
59
2am
58
57
56
5am
55
55
55
8am
54
34
34
11am
34
54
54
2pm
54
54
54
5pm
54
54
Air Quality Index Trend
45h · 101 stnMenlo Park's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Menlo Park is 1.4× the WHO 24-hour guideline of 15 µg/m³.
52.6%
Humidity
30.3 km/h
Wind WNW
1011.2 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
20.3 µg/m³
PM10
66.15 µg/m³
050100150200300500
What is the weather forecast for Menlo Park?
Temperature & Precipitation
PM2.5 Trend
45h · 101 stationsPM2.520.3 µg/m³
×1.4 WHO
Moderate
PM1066.15 µg/m³
Moderate
UV INDEX17.4
Extreme
What is the 7-day forecast for Menlo Park?
08-03
22.8° 13.1°
08-04
21.3° 13.2°
08-05
23.8° 12.2°
08-06
23.1° 12.6°
08-07
21.3° 13.2°
08-08
22.5° 14.3°
08-09
24.3° 12.1°
Both models agree
Avg diff: 2.4°C
Where are air quality stations near Menlo Park?
28
Berkeley-Palo Alto
53
Redwood City, San Mateo, California
37
Acterra!
37
Emerald Hills
36
N Foothhill Blvd
34
Environment Education Center
52
JFK Middle School
35
Cupertino City Hall
35
Belle Air School
40
Garden Ave Residence
What cities are near Menlo Park?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T06:34 UTC.