Air Quality in Richmond Hill, Canada

Drizzle
7.0°C · 96.6% humidity
7.0°
Feels -0.1°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
30 7pm
30
30
28 10pm
32
32
30 1am
30
30
30 4am
30
30
30 7am
30
32
32 10am
32
39
39 1pm
59
59
59 4pm
59
59
Station readings 28h ago
AQI 30
PM2.5 7.2 µg/m³ · 28h ago
AD 728×90

Air Quality Index Trend

48h · 11 stn

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

96.6%
Humidity
88.8 km/h
Wind NW
1000.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
28
6.62 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Richmond Hill?

Temperature & Precipitation

PM2.5 Trend

48h · 11 stations
PM2.56.62 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
6.62
Median
6.73
Average
5.8
Low
8.6
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -0.4

What is the 7-day forecast for Richmond Hill?

06-09
29.8° 7.0°
0.81 mm
06-10
15.7° 11.5°
0.06 mm
06-11
24.8° 7.7°
06-12
25.4° 15.1°
06-13
21.7° 17.6°
3.69 mm
06-14
25.7° 12.1°
0.38 mm
06-15
28.4° 16.1°
2.31 mm
Both models agree Avg diff: 7.1°C

Where are air quality stations near Richmond Hill?

28
NASA GSFC Rutgers Calib. N20
9.4 km PM2.5: 6.7 µg/m³
142
Toronto North, Ontario, Canada
10.1 km PM2.5: 52.2 µg/m³
3
Toronto North, Ontario, Canada
10.1 km PM2.5: 0.7 µg/m³
17
Toronto East, Ontario, Canada
19.0 km PM2.5: 4.1 µg/m³
20
Toronto East, Ontario, Canada
19.0 km PM2.5: 4.8 µg/m³
69
Toronto East, Ontario, Canada
19.0 km PM2.5: 20.7 µg/m³
94
Newmarket, Ontario, Canada
19.6 km PM2.5: 32.5 µg/m³
84
Newmarket, Ontario, Canada
19.6 km PM2.5: 27.8 µg/m³
140
Toronto West, Ontario, Canada
19.9 km PM2.5: 51.3 µg/m³
4
Toronto Downtown, Ontario, Canada
23.5 km PM2.5: 1.0 µg/m³

What cities are near Richmond Hill?

28 Vaughan 26 Newtonbrook East 26 Newtonbrook West 26 Hillcrest Village 27 Westminster-Branson 26 Steeles 26 Willowdale West 26 Bayview Village 26 Willowdale East 26 Don Valley Village
Get AQI alerts for Richmond Hill

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 2026-06-09T02:42 UTC.