Air Quality in South Boston, United States
Windy
27.1°C · 30.1% humidity
27.1°
Feels 27.1°
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
South Boston's air quality — share it
AQI Forecast
Calibrated
48
5pm
50
50
42
8pm
44
46
47
11pm
48
48
49
2am
49
49
50
5am
50
57
57
8am
50
50
50
11am
50
50
50
2pm
50
50
Station readings
18h ago
AQI 74
PM2.5 22.8 µg/m³ · 18h ago
CAMS model
adj +23
25
27
27
27
27
27
27
27
27
27
27
27
27
27
34
34
27
27
27
27
27
27
27
27
Air Quality Index Trend
4h · 1 stnSouth Boston's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
30.1%
Humidity
53.2 km/h
Wind W
1009.1 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
10.0 µg/m³
PM10
20.55 µg/m³
050100150200300500
What is the weather forecast for South Boston?
Temperature & Precipitation
PM2.5 Trend
4h · 1 stationPM2.510.0 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for South Boston?
08-03
27.1° 17.5°
0.44 mm
08-04
37.6° 18.1°
08-05
33.7° 22.7°
08-06
28.8° 17.0°
1.44 mm
08-07
32.1° 21.0°
4.63 mm
08-08
28.5° 19.4°
0.06 mm
08-09
40.6° 23.1°
Both models agree
Avg diff: 4.2°C
Where are air quality stations near South Boston?
36
Boston Roxbury
53
Boston Roxbury
53
Nubian Square - DEP Station
36
Boston
74
Magazine Beach Park
30
Lynn Water Treatment Plant
26
Lynn Water Treatment Plant
What cities are near South Boston?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T00:00 UTC.