Air Quality in Menlo Park, United States

Partly Cloudy
22.8°C · 67.8% humidity
22.8°
Feels 22.8°
12
Good
Air quality is satisfactory. Enjoy outdoor activities.
8 stations

Nearby Monitoring Stations

AQI Forecast
34 6am
54
54
12 9am
11
16
19 12pm
28
30
31 3pm
32
32
33 6pm
26
26
34 9pm
34
34
27 12am
34
34
27 3am
27
27
AD 728×90

Air Quality Index Trend

45h · 108 stn

Menlo 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.

67.8%
Humidity
10.2 km/h
Wind NNW
1016.6 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
12
2.95 µg/m³
PM10▲
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Menlo Park?

Temperature & Precipitation

PM2.5 Trend

45h · 108 stations
PM2.52.95 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
Station readings (8 stations within 25 km)
2.95
Median
3.91
Average
1.7
Low
5.3
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +4.4

What is the 7-day forecast for Menlo Park?

09-05
25.7° 13.0°
09-06
26.7° 14.7°
09-07
28.3° 11.0°
09-08
27.4° 12.3°
09-09
24.8° 15.3°
09-10
24.4° 13.4°
09-11
21.2° 14.6°
0.13 mm
Both models agree Avg diff: 3.3°C

Where are air quality stations near Menlo Park?

12
Berkeley-Palo Alto
3.1 km PM2.5: 3.0 µg/m³
7
Redwood City, San Mateo, California
3.7 km PM2.5: 1.7 µg/m³
22
Acterra!
7.4 km PM2.5: 5.2 µg/m³
19
Emerald Hills
7.6 km PM2.5: 4.6 µg/m³
17
N Foothhill Blvd
17.6 km PM2.5: 4.1 µg/m³
15
Environment Education Center
18.8 km PM2.5: 3.5 µg/m³
22
JFK Middle School
19.7 km PM2.5: 5.3 µg/m³
16
Cupertino City Hall
20.2 km PM2.5: 3.9 µg/m³
23
Belle Air School
27.3 km PM2.5: 5.5 µg/m³
26
Garden Ave Residence
27.3 km PM2.5: 6.3 µg/m³

What cities are near Menlo Park?

14 Palo Alto 13 East Palo Alto 13 Redwood City 18 San Carlos 18 Los Altos 20 Belmont 18 Mountain View 24 Foster City 18 Sunnyvale 25 San Mateo
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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 2026-09-05T16:40 UTC.