Air Quality in Stoneham, United States
Rain
16.9°C · 96.5% humidity
16.9°
Feels 16.9°
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
4 stations
Nearby Monitoring Stations
Stoneham's air quality — share it
AQI Forecast
Calibrated
62
2pm
62
62
53
5pm
56
57
59
8pm
60
53
54
11pm
52
52
52
2am
52
52
52
5am
52
52
52
8am
52
52
52
11am
52
53
Station readings
65
65
71
CAMS model
adj +28
34
34
34
34
34
34
34
34
27
27
25
25
24
24
24
24
24
24
24
24
24
24
24
25
Air Quality Index Trend
47h · 1 stnStoneham's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
96.5%
Humidity
76.4 km/h
Wind NNE
1012.7 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
13.13 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Stoneham?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.513.13 µg/m³
✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX4.4
Moderate
Station readings (4 stations within 25 km)
13.13
Median
13.6
Average
10.6
Low
19.65
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +0.6
What is the 7-day forecast for Stoneham?
07-21
27.2° 18.8°
4.19 mm
07-22
22.7° 14.9°
9.25 mm
07-23
27.7° 16.7°
1.81 mm
07-24
26.5° 14.9°
2.31 mm
07-25
35.5° 20.6°
2.88 mm
07-26
23.5° 17.0°
1.63 mm
07-27
28.8° 14.9°
5.94 mm
Both models agree
Avg diff: 3.6°C
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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 2026-07-21T21:27 UTC.