Air Quality in Hilton Head Island, United States

Drizzle
26.6°C · 75.4% humidity
26.6°
Feels 26.6°
65
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
27 2pm
34
54
65 5pm
62
60
58 8pm
57
56
55 11pm
55
55
55 2am
34
34
34 5am
27
27
27 8am
34
34
34 11am
54
54
AD 728×90

Air Quality Index Trend

21h · 1 stn

Hilton Head Island'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 Hilton Head Island is 1.3× the WHO 24-hour guideline of 15 µg/m³.

75.4%
Humidity
64.1 km/h
Wind E
1011.1 hPa
Pressure
6.9
UV High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
65
18.91 µg/m³
PM10
25
27.4 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

21h · 1 station
PM2.518.91 µg/m³ ×1.3 WHO
Moderate
PM1027.4 µg/m³
Good
UV INDEX6.9
High
AD 300×250
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
Get AQI alerts for Hilton Head Island

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T21:45 UTC.