Air Quality in Stephenville, United States
Windy
35.8°C · 30.7% humidity
35.8°
Feels 35.8°
31
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
AQI Forecast
25
7am
24
25
31
10am
29
28
27
1pm
27
26
26
4pm
26
25
25
7pm
25
25
25
10pm
25
25
25
1am
25
25
25
4am
25
25
Stephenville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
30.7%
Humidity
85.3 km/h
Wind SSW
1014.5 hPa
Pressure
9.4
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.48 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Stephenville?
Temperature & Precipitation
PM2.57.48 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX9.4
Very High
What is the 7-day forecast for Stephenville?
09-05
38.2° 23.7°
09-06
38.4° 22.5°
0.81 mm
09-07
39.3° 24.5°
09-08
36.6° 24.5°
4.06 mm
09-09
36.9° 27.1°
0.13 mm
09-10
35.9° 20.8°
09-11
37.5° 23.6°
4.75 mm
Both models agree
Avg diff: 3.0°C
What cities are near Stephenville?
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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 2026-09-05T15:47 UTC.