Air Quality in Salem, United States

Rain
15.7°C · 94.7% humidity
15.7°
Feels 15.7°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
24 3pm
24
24
23 6pm
24
24
25 9pm
25
25
25 12am
27
27
27 3am
27
27
27 6am
27
27
24 9am
24
24
24 12pm
24
24
AD 728×90

Air Quality Index Trend

40h · 2 stn

Salem's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Salem is 1.1× the WHO annual guideline of 5 µg/m³.

94.7%
Humidity
35.0 km/h
Wind NNE
1018.7 hPa
Pressure
4.4
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
23
5.5 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

40h · 2 stations
PM2.55.5 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX4.4
Moderate
AD 300×250
5.5
Median
5.5
Average
5.5
Low
5.5
High
PM2.5 µg/m³ · Model: 7.0 · Bias: +1.5
05-28
32.8° 19.8°
0.19 mm
05-29
33.8° 8.3°
27.38 mm
05-30
27.8° 19.1°
05-31
30.1° 8.9°
06-01
32.0° 11.4°
06-02
28.9° 12.0°
06-03
24.7° 15.8°
1.5 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 2026-05-28T22:52 UTC.