Air Quality in Malden, United States

Rain
16.9°C · 96.5% humidity
16.9°
Feels 16.9°
51
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
63 2pm
63
63
51 5pm
54
57
59 8pm
60
54
54 11pm
53
53
52 2am
53
53
53 5am
53
53
53 8am
53
53
53 11am
53
54
Station readings
65
65
71
56
CAMS model adj +29
34
34
34
34
34
34
34
34
27
27
25
25
24
24
24
24
24
24
24
24
24
24
24
25
AD 728×90

Air Quality Index Trend

48h · 1 stn

Malden'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
PM2.5
51
12.28 µg/m³
PM10
25
27.45 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

48h · 1 station
PM2.512.28 µg/m³ ✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
12.28
Median
12.2
Average
9.6
Low
18.24
High
PM2.5 µg/m³ · Model: 13.7 · Bias: +1.4
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
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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 2026-07-21T21:52 UTC.