Port Huron, Michigan, USA

Monitoring Station · Port Huron, United States
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
22 3pm
25
53
37 6pm
37
37
37 9pm
37
37
37 12am
37
37
50 3am
50
50
— 6am
—
—
— 9am
—
—
— 12pm
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Air Quality Trend (24h)

Nearby Monitoring Stations

40
Port Huron, Michigan, USA
0.0 km
50
Sarnia, Ontario, Canada
5.3 km
49
Sarnia, Ontario, Canada
5.3 km
55
Sarnia, Ontario, Canada
5.3 km
46
Sarnia, Ontario, Canada
5.3 km
36
Sarnia, Ontario, Canada
5.3 km

Nearby Cities

53 Port Huron 53 Sarnia 55 Mount Clemens 54 Clinton Township 55 Shelby 53 Saint Clair Shores 53 Sterling Heights 53 Chatham 53 Roseville

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-09T18:44 UTC.