Air Quality in Santa Helena, Brazil
Cloudy
13.1°C · 73.9% humidity
13.1°
Feels 13.1°
41
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
Santa Helena's air quality — share it
AQI Forecast
25
1am
25
25
41
4am
36
33
31
7am
29
28
27
10am
27
26
26
1pm
26
25
25
4pm
25
25
27
7pm
27
27
27
10pm
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.
73.9%
Humidity
33.1 km/h
Wind SSE
1021.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.75 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for Santa Helena?
Temperature & Precipitation
PM2.59.75 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Santa Helena?
06-09
19.7° 13.1°
0.44 mm
06-10
20.9° 17.2°
10.69 mm
06-11
17.0° 14.1°
2.69 mm
06-12
20.3° 15.0°
36.31 mm
06-13
23.9° 13.8°
0.19 mm
06-14
19.5° 13.9°
31.56 mm
06-15
19.6° 15.2°
9.06 mm
Both models agree
Avg diff: 3.7°C
What cities are near Santa Helena?
Get AQI alerts for Santa Helena
Notify me when air quality reaches:
Free · No account · Unsubscribe any time
Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T07:30 UTC.