Air Quality in Rock Forest, Canada

Drizzle
25.1°C · 62.8% humidity
25.1°
Feels 25.1°
79
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
55 10am
57
57
79 1pm
73
68
65 4pm
63
61
60 7pm
66
57
56 10pm
56
56
54 1am
54
54
54 4am
54
54
54 7am
54
54
Station readings
69
81
86
CAMS model adj +30
25
27
27
27
27
27
27
27
27
27
34
25
25
25
25
24
24
24
24
24
24
24
24
24
AD 728×90

Air Quality Index Trend

36h · 1 stn

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

62.8%
Humidity
21.2 km/h
Wind S
1015.5 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
79
25.32 µg/m³
PM10
78
109.3 µg/m³
050100150200300500

What is the weather forecast for Rock Forest?

Temperature & Precipitation

PM2.5 Trend

36h · 1 station
PM2.525.32 µg/m³ ×1.7 WHO
Moderate
PM10109.3 µg/m³
Moderate
UV INDEX17.4
Extreme
AD 300×250
Station readings (1 station within 25 km)
25.32
Median
25.32
Average
25.32
Low
25.32
High
PM2.5 µg/m³ · Model: 30.1 · Bias: +4.8

What is the 7-day forecast for Rock Forest?

07-21
25.1° 16.8°
0.38 mm
07-22
22.0° 15.2°
3.5 mm
07-23
18.4° 11.4°
5.38 mm
07-24
22.5° 10.3°
0.94 mm
07-25
19.2° 16.0°
28.0 mm
07-26
20.0° 15.0°
8.44 mm
07-27
25.5° 17.0°
Both models agree Avg diff: 2.4°C

Where are air quality stations near Rock Forest?

56
Estrie, Quebec, Canada
8.9 km PM2.5: 14.5 µg/m³
50
Estrie, Quebec, Canada
8.9 km PM2.5: 12.0 µg/m³
36
Estrie, Quebec, Canada
8.9 km PM2.5: 8.6 µg/m³
44
Estrie, Quebec, Canada
8.9 km PM2.5: 10.6 µg/m³
42
Sherbrooke
10.2 km PM2.5: 10.1 µg/m³
21
Sherbrooke
10.2 km PM2.5: 5.0 µg/m³
7
Sherbrooke
10.2 km PM2.5: 1.7 µg/m³
65
Sherbrooke
10.2 km PM2.5: 18.8 µg/m³
5
Sherbrooke
10.2 km PM2.5: 1.2 µg/m³
46
Sherbrooke
10.2 km PM2.5: 11.0 µg/m³

What cities are near Rock Forest?

79 Sherbrooke 79 Magog 67 Granby 58 Drummondville 51 Victoriaville 61 Saint-Hyacinthe 54 Mont-Saint-Hilaire 54 Beloeil 53 Thetford-Mines 55 Saint-Jean-sur-Richelieu
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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 2026-07-21T17:18 UTC.