Air Quality in Bethlehem, United States

Windy
27.1°C · 32.7% humidity
27.1°
Feels 27.1°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
29 11pm
29
29
17 2am
20
23
32 5am
33
34
34 8am
26
28
28 11am
29
29
29 2pm
29
29
29 5pm
29
29
29 8pm
29
27
Station readings
41
51
60
CAMS model adj +2
27
27
27
27
27
27
34
34
34
34
25
27
27
27
27
27
27
27
27
27
27
27
27
25
AD 728×90

Air Quality Index Trend

43h · 1 stn

Bethlehem's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

32.7%
Humidity
43.1 km/h
Wind WNW
1011.1 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
17
4.0 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

43h · 1 station
PM2.54.0 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
4.0
Median
4.0
Average
4.0
Low
4.0
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +6.0
08-03
27.1° 19.8°
17.56 mm
08-04
35.8° 18.1°
08-05
31.2° 19.2°
0.44 mm
08-06
28.3° 16.2°
08-07
30.6° 18.5°
3.0 mm
08-08
36.1° 18.9°
0.13 mm
08-09
33.2° 21.0°
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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 2026-08-08T06:30 UTC.