Air Quality in Santa Helena, Brazil
Windy
28.1°C · 44.3% humidity
28.1°
Feels 29.7°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Santa Helena's air quality — share it
AQI Forecast
27
9pm
27
34
30
12am
54
54
54
3am
34
34
34
6am
27
27
25
9am
34
27
27
12pm
27
25
27
3pm
27
27
25
6pm
27
27
Santa Helena's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons.
44.3%
Humidity
70.7 km/h
Wind NNE
1009.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
7.1 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Santa Helena?
Temperature & Precipitation
PM2.57.1 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Santa Helena?
08-03
28.1° 15.1°
0.38 mm
08-04
25.8° 16.3°
08-05
26.7° 16.0°
0.06 mm
08-06
24.2° 11.7°
08-07
20.6° 20.0°
0.06 mm
08-08
19.1° 14.2°
4.69 mm
08-09
24.2° 14.0°
0.44 mm
Both models agree
Avg diff: 4.7°C
What cities are near Santa Helena?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T03:08 UTC.