Air Quality in Salem, United States
Windy
18.3°C · 47.0% humidity
18.3°
Feels 18.3°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
AQI Forecast
25
5pm
25
25
38
8pm
36
34
32
11pm
30
29
27
2am
26
26
25
5am
24
24
24
8am
25
27
27
11am
27
27
27
2pm
27
27
Air Quality Index Trend
32h · 2 stnSalem's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
47.0%
Humidity
66.1 km/h
Wind WNW
1005.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
9.1 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Salem?
Temperature & Precipitation
PM2.5 Trend
32h · 2 stationsPM2.59.1 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
9.1
Median
9.1
Average
9.1
Low
9.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -2.8
What is the 7-day forecast for Salem?
06-09
19.3° 13.0°
2.31 mm
06-10
27.3° 21.7°
2.06 mm
06-11
25.2° 14.4°
7.81 mm
06-12
31.5° 13.7°
20.75 mm
06-13
27.6° 19.1°
8.56 mm
06-14
22.1° 17.1°
12.0 mm
06-15
23.4° 12.9°
12.56 mm
Both models agree
Avg diff: 5.0°C
Where are air quality stations near Salem?
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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 2026-06-09T00:51 UTC.