Air Quality in Hilton Head, United States
Drizzle
28.3°C · 71.8% humidity
28.3°
Feels 33.4°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Hilton Head's air quality — share it
AQI Forecast
25
1pm
25
27
45
4pm
47
36
41
7pm
39
57
56
10pm
36
35
35
1am
35
34
27
4am
27
27
27
7am
27
34
34
10am
34
34
Air Quality Index Trend
25h · 1 stnHilton Head's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
71.8%
Humidity
91.1 km/h
Wind E
1011.1 hPa
Pressure
10.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.7 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Hilton Head?
Temperature & Precipitation
PM2.5 Trend
25h · 1 stationPM2.510.7 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX10.9
Extreme
What is the 7-day forecast for Hilton Head?
07-21
28.4° 23.2°
26.31 mm
07-22
32.2° 23.9°
4.94 mm
07-23
27.6° 22.4°
45.19 mm
07-24
34.5° 23.4°
5.0 mm
07-25
33.4° 25.6°
0.75 mm
07-26
34.1° 26.6°
2.31 mm
07-27
29.8° 25.1°
5.88 mm
Both models agree
Avg diff: 2.5°C
What cities are near Hilton Head?
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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 2026-07-21T20:12 UTC.