Air Quality in Boston, United States

Partly Cloudy
15.5°C · 68.4% humidity
15.5°
Feels 15.5°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast
25 4pm
25
25
34 7pm
31
32
37 10pm
36
56
55 1am
55
55
54 4am
54
54
54 7am
34
27
25 10am
25
25
25 1pm
25
25
AD 728×90

Air Quality Index Trend

47h · 2 stn

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.

68.4%
Humidity
16.2 km/h
Wind W
999.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
34
8.2 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Boston?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.58.2 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
8.2
Median
7.56
Average
5.38
Low
9.8
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -2.3

What is the 7-day forecast for Boston?

06-08
29.9° 13.0°
0.19 mm
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
Both models agree Avg diff: 6.4°C

Where are air quality stations near Boston?

51
Boston
0.0 km PM2.5: 12.1 µg/m³
57
Boston
0.0 km PM2.5: 15.0 µg/m³
23
Nubian Square - DEP Station
3.7 km PM2.5: 5.4 µg/m³
25
Boston Roxbury
3.7 km PM2.5: 6.0 µg/m³
52
Milton Blue Hill Observatory
16.9 km PM2.5: 12.6 µg/m³

What cities are near Boston?

32 Charlestown 29 Back Bay 32 East Boston 30 South Boston 28 Fenway/Kenmore 27 Roxbury Crossing 30 Cambridge 31 Chelsea 31 Somerville 28 Mission Hill
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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 2026-06-08T23:18 UTC.