Air Quality in Milpitas, United States

Clear
29.2°C · 24.1% humidity
29.2°
Feels 29.2°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast
27 10am
27
34
25 1pm
28
29
31 4pm
32
32
33 7pm
33
33
54 10pm
54
54
54 1am
54
34
34 4am
34
34
34 7am
34
34
AD 728×90

Air Quality Index Trend

46h · 108 stn

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

24.1%
Humidity
24.6 km/h
Wind NW
1008.6 hPa
Pressure
24.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
25
5.97 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Milpitas?

Temperature & Precipitation

PM2.5 Trend

46h · 108 stations
PM2.55.97 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX24.9
Extreme
AD 300×250
Station readings (7 stations within 25 km)
5.97
Median
5.78
Average
4.61
Low
7.04
High
PM2.5 µg/m³ · Model: 7.35 · Bias: +1.4

What is the 7-day forecast for Milpitas?

07-21
29.2° 15.5°
07-22
31.9° 18.2°
07-23
28.5° 22.7°
07-24
35.3° 16.8°
07-25
27.6° 19.5°
07-26
34.8° 14.8°
07-27
31.6° 17.8°
Both models agree Avg diff: 4.8°C

Where are air quality stations near Milpitas?

56
San Jose - Jackson St, Santa Clara, California
8.9 km PM2.5: 14.5 µg/m³
25
Cristo Rey Jesuit High School
9.5 km PM2.5: 6.1 µg/m³
62
San Jose-Knox Avenue, Santa Clara, California
11.2 km PM2.5: 17.3 µg/m³
93
San Jose-Knox Avenue, Santa Clara, California
11.2 km PM2.5: 32.1 µg/m³
21
Cupertino City Hall
16.3 km PM2.5: 5.1 µg/m³
26
Acterra!
17.4 km PM2.5: 6.3 µg/m³
28
JFK Middle School
18.2 km PM2.5: 6.8 µg/m³
24
N Foothhill Blvd
18.5 km PM2.5: 5.7 µg/m³
19
Environment Education Center
18.8 km PM2.5: 4.5 µg/m³
22
Berkeley-Palo Alto
21.4 km PM2.5: 5.3 µg/m³

What cities are near Milpitas?

24 Santa Clara 26 Alum Rock 26 San Jose 26 Sunnyvale 23 Cupertino 24 Campbell 28 Mountain View 29 Los Altos 25 Palo Alto 24 Saratoga
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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 2026-07-21T20:01 UTC.