Air Quality in Richmond Hill, United States
Windy
13.4°C · 69.7% humidity
13.4°
Feels 13.4°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
42
8pm
62
62
17
11pm
30
39
45
2am
50
54
56
5am
38
39
40
8am
60
61
61
11am
61
62
62
2pm
62
62
62
5pm
42
42
Station readings
96
20
CAMS model
adj +8
34
54
54
54
54
54
54
54
54
54
34
34
34
54
54
54
54
54
54
54
54
54
34
34
Air Quality Index Trend
16h · 1 stnRichmond 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.
69.7%
Humidity
51.7 km/h
Wind W
1001.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
4.13 µg/m³
PM10▲
20.55 µg/m³
050100150200300500
What is the weather forecast for Richmond Hill?
Temperature & Precipitation
PM2.5 Trend
16h · 1 stationPM2.54.13 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
Station readings (10 stations within 25 km)
4.13
Median
4.17
Average
1.9
Low
6.5
High
PM2.5 µg/m³ · Model: 9.65 · Bias: +5.5
What is the 7-day forecast for Richmond Hill?
06-09
34.5° 13.4°
0.38 mm
06-10
23.2° 20.0°
15.0 mm
06-11
26.2° 14.6°
06-12
25.8° 16.4°
17.69 mm
06-13
25.3° 18.7°
3.88 mm
06-14
25.8° 18.9°
13.31 mm
06-15
25.4° 18.1°
Both models agree
Avg diff: 4.8°C
Where are air quality stations near Richmond Hill?
26
Queens College, New York, USA
13
Maspeth, New York, USA
9
Public School 314, New York, USA
13
Public School 274, New York, USA
33
united-states-of-america-new-york-saint-marks-avenue
20
Intermediate School 74, New York, USA
28
I S 52 Junior High School, New York, USA
–
united-states-of-america-new-york-columbia-street
20
united-states-of-america-new-york-columbia-street
53
New York, USA
What cities are near Richmond Hill?
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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 2026-06-09T03:15 UTC.