Air Quality in Keswick, Canada

Windy
7.9°C · 74.8% humidity
7.9°
Feels 2.9°
33
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast
25 9pm
25
25
33 12am
31
28
27 3am
26
26
25 6am
25
25
24 9am
24
24
24 12pm
24
24
24 3pm
24
24
24 6pm
24
24
AD 728×90

Air Quality Index Trend

47h · 4 stn

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

74.8%
Humidity
44.8 km/h
Wind N
1023.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
33
7.95 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Keswick?

Temperature & Precipitation

PM2.5 Trend

47h · 4 stations
PM2.57.95 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
7.95
Median
7.92
Average
4.0
Low
10.1
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -2.0

What is the 7-day forecast for Keswick?

05-30
17.0° 7.9°
0.06 mm
05-31
23.7° 6.6°
06-01
26.3° 13.8°
06-02
19.3° 9.0°
0.44 mm
06-03
21.4° 18.7°
0.06 mm
06-04
19.0° 10.7°
06-05
21.4° 8.5°
0.31 mm
Both models agree Avg diff: 5.1°C

Where are air quality stations near Keswick?

19
Newmarket, Ontario, Canada
22.9 km PM2.5: 4.6 µg/m³
42
Newmarket, Ontario, Canada
22.9 km PM2.5: 10.1 µg/m³
63
Barrie, Ontario, Canada
23.8 km PM2.5: 17.8 µg/m³
3
Barrie, Ontario, Canada
23.8 km PM2.5: 0.7 µg/m³
12
Barrie, Ontario
23.9 km PM2.5: 3.0 µg/m³

What cities are near Keswick?

29 Innisfil 38 East Gwillimbury 38 Newmarket 31 Barrie 37 Aurora 38 Whitchurch-Stouffville 37 Uxbridge 18 Alliston 35 Stouffville 32 Orillia
Get AQI alerts for Keswick

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-30T04:07 UTC.