What is the air quality in Norfolk County today?

The current Air Quality Index (AQI) in Norfolk County is 101 (Unhealthy for sensitive groups). PM2.5 concentration is 35.48 µg/m³.

What is the temperature in Norfolk County right now?

The current temperature in Norfolk County is 27.7°C (feels like 30.8°C). Humidity is 58.1% and wind speed is 47.8 km/h.

Is it safe to go outside in Norfolk County?

Sensitive groups should reduce prolonged outdoor exertion. The UV Index is 17.4 (Extreme).

Air Quality in Norfolk County, Canada

Drizzle

27.7°C · 58.1% humidity

27.7°

Feels 30.8°

101

Unhealthy for sensitive groups

Sensitive groups should reduce prolonged outdoor exertion.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

27 10am

101 1pm

59 4pm

36 7pm

27 10pm

26 1am

25 4am

27 7am

Air Quality Index Trend

18h · 8 stn

View full history →

Norfolk County'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 Norfolk County is 2.4× the WHO 24-hour guideline of 15 µg/m³.

58.1%

Humidity

47.8 km/h

Wind ENE

1013.9 hPa

Pressure

17.4

UV Extreme

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

101

35.48 µg/m³

PM10

109.3 µg/m³

050100150200300500

What is the weather forecast for Norfolk County?

Temperature & Precipitation

PM2.5 Trend

18h · 8 stations

PM2.535.48 µg/m³ ×2.4 WHO

Unhealthy for sensitive groups

PM10109.3 µg/m³

Moderate

UV INDEX17.4

Extreme

Both models agree Avg diff: 3.3°C

What cities are near Norfolk County?

104 Tillsonburg 145 Brant 145 Brantford 105 Woodstock 147 Ancaster 114 Christopher-Champlain 114 Cambridge 145 Fiddlesticks 116 Hamilton 114 St. Thomas

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Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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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 2026-07-21T17:22 UTC.