Air Quality in Niagara-on-the-Lake, Canada
Drizzle
17.6°C · 84.1% humidity
17.6°
Feels 17.6°
12
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Niagara-on-the-Lake's air quality — share it
AQI Forecast
Calibrated
16
5am
16
16
12
8am
16
17
17
11am
17
17
17
2pm
17
17
17
5pm
17
17
17
8pm
26
26
26
11pm
46
46
46
2am
46
46
Station readings
21
21
2
CAMS model
adj -8
24
24
24
24
24
25
25
25
25
25
25
25
25
25
25
25
34
34
34
54
54
54
54
54
Air Quality Index Trend
46h · 1 stnNiagara-on-the-Lake's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
84.1%
Humidity
67.1 km/h
Wind N
1012.4 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
2.75 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Niagara-on-the-Lake?
Temperature & Precipitation
PM2.5 Trend
46h · 1 stationPM2.52.75 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
Station readings (2 stations within 25 km)
2.75
Median
2.75
Average
0.5
Low
5.0
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +3.0
What is the 7-day forecast for Niagara-on-the-Lake?
09-05
24.6° 17.2°
0.94 mm
09-06
23.4° 18.5°
4.25 mm
09-07
23.5° 16.2°
09-08
26.1° 17.1°
2.25 mm
09-09
24.8° 14.2°
14.87 mm
09-10
20.2° 15.8°
0.13 mm
09-11
23.1° 14.3°
0.44 mm
Both models agree
Avg diff: 4.3°C
Where are air quality stations near Niagara-on-the-Lake?
2
St. Catharines, Ontario, Canada
31
St. Catharines, Ontario, Canada
18
St. Catharines, Ontario, Canada
21
St. Catharines, Ontario, Canada
What cities are near Niagara-on-the-Lake?
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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 2026-09-05T12:13 UTC.