Air Quality in Worcester, United States
Cloudy
14.3°C · 76.1% humidity
14.3°
Feels 14.3°
34
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Worcester's air quality — share it
AQI Forecast
24
4pm
24
24
34
7pm
31
30
29
10pm
28
29
28
1am
28
35
34
4am
34
34
27
7am
25
25
25
10am
25
25
25
1pm
25
25
Air Quality Index Trend
47h · 1 stnWorcester's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
76.1%
Humidity
22.1 km/h
Wind SW
999.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
8.2 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Worcester?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.58.2 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
8.2
Median
8.2
Average
8.2
Low
8.2
High
PM2.5 µg/m³ · Model: 5.8 · Bias: -2.4
What is the 7-day forecast for Worcester?
06-08
29.0° 12.2°
5.75 mm
06-09
33.2° 11.3°
0.06 mm
06-10
23.5° 12.4°
0.88 mm
06-11
25.1° 8.8°
06-12
20.4° 13.4°
2.31 mm
06-13
29.9° 15.6°
0.13 mm
06-14
21.9° 8.3°
24.75 mm
Both models agree
Avg diff: 6.8°C
Where are air quality stations near Worcester?
What cities are near Worcester?
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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 2026-06-08T23:12 UTC.