Air Quality in Grafton, United States
Partly Cloudy
17.5°C · 57.1% humidity
17.5°
Feels 17.5°
24
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Grafton's air quality — share it
AQI Forecast
24
3pm
24
24
24
6pm
24
25
25
9pm
25
25
25
12am
25
25
27
3am
27
27
27
6am
27
25
24
9am
24
24
24
12pm
24
24
Air Quality Index Trend
47h · 2 stnGrafton's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Grafton is 1.2× the WHO annual guideline of 5 µg/m³.
57.1%
Humidity
22.0 km/h
Wind WNW
1019.5 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.8 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Grafton?
Temperature & Precipitation
PM2.5 Trend
47h · 2 stationsPM2.55.8 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
What is the 7-day forecast for Grafton?
05-28
22.0° 15.7°
0.13 mm
05-29
19.9° 10.7°
0.06 mm
05-30
23.7° 8.6°
7.06 mm
05-31
25.3° 9.8°
0.5 mm
06-01
23.7° 7.4°
06-02
19.8° 9.7°
06-03
26.6° 13.1°
Both models agree
Avg diff: 4.3°C
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-28T22:54 UTC.