What is the air quality in Menlo Park today?

The current Air Quality Index (AQI) in Menlo Park is 25 (Good). PM2.5 concentration is 5.92 µg/m³.

What is the temperature in Menlo Park right now?

The current temperature in Menlo Park is 20.8°C (feels like 20.8°C). Humidity is 45.2% and wind speed is 23.6 km/h.

Is it safe to go outside in Menlo Park?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Menlo Park, United States

Clear

20.8°C · 45.2% humidity

20.8°

Feels 20.8°

Good

Air quality is satisfactory. Enjoy outdoor activities.

9 stations

Nearby Monitoring Stations

AQI Forecast

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Air Quality Index Trend

46h · 111 stn

View full history →

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.

45.2%

Humidity

23.6 km/h

Wind NW

1018.7 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

5.92 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Menlo Park?

Temperature & Precipitation

PM2.5 Trend

46h · 111 stations

PM2.55.92 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.0

Low

Station readings (9 stations within 25 km)

5.92

Median

4.83

Average

3.11

Low

10.8

High

PM2.5 µg/m³ · Model: 5.8 · Bias: -0.1

What is the 7-day forecast for Menlo Park?

10-20

22.3° 12.4°

10-21

22.8° 12.8°

0.13 mm

10-22

24.0° 12.5°

10-23

20.9° 13.2°

10-24

21.3° 12.6°

10-25

21.8° 12.5°

3.25 mm

10-26

20.9° 12.6°

Both models agree Avg diff: 2.7°C

Where are air quality stations near Menlo Park?

Berkeley-Palo Alto

3.1 km PM2.5: 3.4 µg/m³

Redwood City, San Mateo, California

3.7 km PM2.5: 5.8 µg/m³

Redwood City, San Mateo, California

3.7 km PM2.5: 10.8 µg/m³

Acterra!

7.4 km PM2.5: 4.1 µg/m³

Emerald Hills

7.6 km PM2.5: 3.8 µg/m³

N Foothhill Blvd

17.6 km PM2.5: 4.0 µg/m³

Environment Education Center

18.8 km PM2.5: 3.1 µg/m³

JFK Middle School

19.7 km PM2.5: 4.9 µg/m³

Cupertino City Hall

20.2 km PM2.5: 3.5 µg/m³

Belle Air School

27.3 km PM2.5: 3.9 µg/m³

What cities are near Menlo Park?

16 Palo Alto 18 East Palo Alto 29 Redwood City 24 San Carlos 19 Los Altos 22 Belmont 18 Mountain View 20 Foster City 18 Sunnyvale 20 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 2026-10-20T20:57 UTC.