Air Quality in Langley, Canada

Clear
18.2°C · 46.7% humidity
18.2°
Feels 18.2°
78
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
7 10am
7
7
78 1pm
58
45
35 4pm
28
22
19 7pm
16
14
20 10pm
19
18
17 1am
37
37
36 4am
36
9
9 7am
9
9
Station readings
7
3
2
CAMS model adj -18
25
25
25
25
25
27
27
27
27
27
27
27
34
34
34
34
54
54
54
54
27
27
27
27
AD 728×90

Air Quality Index Trend

47h · 1 stn

Langley'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 Langley is 1.7× the WHO 24-hour guideline of 15 µg/m³.

46.7%
Humidity
21.3 km/h
Wind SW
1018.7 hPa
Pressure
7.9
UV Very High
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
78
25.15 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.525.15 µg/m³ ×1.7 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX7.9
Very High
AD 300×250
25.15
Median
25.15
Average
12.0
Low
38.3
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -18.9
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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 2026-05-29T20:13 UTC.