Air Quality in São Mateus, Brazil

Clear
23.9°C · 48.2% humidity
23.9°
Feels 23.9°
88
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
17 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
76 10am
40
43
88 1pm
83
75
89 4pm
85
82
80 7pm
90
89
105 10pm
87
87
87 1am
87
86
86 4am
86
86
103 7am
103
104
Station readings
76
40
43
CAMS model adj +20
54
54
34
27
34
34
54
54
54
54
66
66
83
66
66
66
66
66
66
66
66
83
83
84
AD 728×90

Air Quality Index Trend

47h · 2 stn

São Mateus's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. Pollution patterns vary with dry and wet seasons. Current PM2.5 concentration in São Mateus is 2.0× the WHO 24-hour guideline of 15 µg/m³.

48.2%
Humidity
37.8 km/h
Wind WNW
1016.3 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
88
29.66 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.529.66 µg/m³ ×2.0 WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX12.9
Extreme
AD 300×250
29.66
Median
26.84
Average
6.83
Low
50.1
High
PM2.5 µg/m³ · Model: 10.0 · Bias: -19.7
06-09
23.9° 13.0°
06-10
17.0° 13.0°
0.62 mm
06-11
18.9° 12.1°
1.31 mm
06-12
21.0° 13.9°
1.44 mm
06-13
22.5° 13.4°
7.06 mm
06-14
23.8° 16.0°
5.06 mm
06-15
18.9° 12.5°
5.81 mm
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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 2026-06-09T16:13 UTC.