Air Quality in South Boston, United States

Cloudy
13.9°C · 70.4% humidity
13.9°
Feels 13.9°
56
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
5 stations

Nearby Monitoring Stations

AQI Forecast
25 8pm
27
34
56 11pm
70
65
62 2am
60
58
57 5am
56
56
35 8am
28
26
25 11am
25
25
25 2pm
25
25
25 5pm
25
25
AD 728×90

Air Quality Index Trend

45h · 7 stn

South 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.

70.4%
Humidity
19.7 km/h
Wind SW
999.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
56
14.42 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for South Boston?

Temperature & Precipitation

PM2.5 Trend

45h · 7 stations
PM2.514.42 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (5 stations within 25 km)
14.42
Median
8.61
Average
5.73
Low
16.9
High
PM2.5 µg/m³ · Model: 7.0 · Bias: -7.4

What is the 7-day forecast for South Boston?

06-09
34.8° 13.9°
0.06 mm
06-10
22.5° 12.4°
1.81 mm
06-11
25.8° 9.8°
06-12
21.5° 14.7°
1.25 mm
06-13
30.7° 17.2°
0.5 mm
06-14
24.6° 9.1°
6.5 mm
06-15
24.9° 14.0°
0.38 mm
Both models agree Avg diff: 6.5°C

Where are air quality stations near South Boston?

35
Boston Roxbury
2.8 km PM2.5: 8.4 µg/m³
24
Nubian Square - DEP Station
2.8 km PM2.5: 5.7 µg/m³
47
Boston
2.9 km PM2.5: 11.3 µg/m³
28
Boston
2.9 km PM2.5: 6.7 µg/m³
41
Milton Blue Hill Observatory
14.5 km PM2.5: 9.8 µg/m³

What cities are near South Boston?

41 Boston 28 Roxbury Crossing 33 Back Bay 32 Fenway/Kenmore 42 Dorchester 41 East Boston 31 Mission Hill 39 Charlestown 41 Ashmont 33 Brookline
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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 2026-06-09T03:03 UTC.