What is the air quality in Annex today?

The current Air Quality Index (AQI) in Annex is 18 (Good). PM2.5 concentration is 4.42 µg/m³.

What is the temperature in Annex right now?

The current temperature in Annex is 7.3°C (feels like 3.4°C). Humidity is 55.1% and wind speed is 26.7 km/h.

Is it safe to go outside in Annex?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Annex, Canada

Partly Cloudy

7.3°C · 55.1% humidity

7.3°

Feels 3.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

8 stations

Nearby Monitoring Stations

AQI Forecast

21 4pm

18 7pm

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Station readings

Air Quality Index Trend

48h · 6 stn

View full history →

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

55.1%

Humidity

26.7 km/h

Wind SE

1028.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

4.42 µg/m³

PM10▲

104.9 µg/m³

050100150200300500

What is the weather forecast for Annex?

Temperature & Precipitation

PM2.5 Trend

48h · 6 stations

PM2.54.42 µg/m³ ✓ WHO

Good

PM10104.9 µg/m³

Moderate

UV INDEX0.0

Low

Station readings (8 stations within 25 km)

4.42

Median

4.92

Average

3.8

Low

5.8

High

PM2.5 µg/m³ · Model: 27.1 · Bias: +22.7

What is the 7-day forecast for Annex?

10-20

8.5° 5.5°

10-21

19.8° 7.3°

10-22

14.1° 7.6°

10-23

12.7° 4.4°

3.5 mm

10-24

15.2° 6.2°

0.25 mm

10-25

13.0° 4.7°

2.0 mm

10-26

8.9° 7.3°

7.56 mm

Both models agree Avg diff: 4.8°C

Where are air quality stations near Annex?

Toronto Downtown, Ontario, Canada

1.6 km PM2.5: 5.0 µg/m³

Toronto Downtown, Ontario, Canada

1.6 km PM2.5: 4.6 µg/m³

Toronto Downtown, Ontario, Canada

1.6 km PM2.5: 4.3 µg/m³

Toronto Downtown, Ontario, Canada

1.6 km PM2.5: 4.3 µg/m³

Toronto Downtown, Ontario, Canada

1.6 km PM2.5: 4.1 µg/m³

Toronto

2.6 km PM2.5: 5.0 µg/m³

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canada-toronto-richmond-street-west

2.7 km 28.6°C 27.4% RH PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

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Wood Glen

10.4 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³

Toronto West, Ontario, Canada

12.0 km PM2.5: 5.0 µg/m³

Toronto West, Ontario, Canada

12.0 km PM2.5: 5.8 µg/m³

What cities are near Annex?

18 Kensington-Chinatown 18 Bay Street Corridor 18 Rosedale-Moore Park 18 North St.James Town 18 Church-Yonge Corridor 18 Trinity-Bellwoods 19 Dovercourt-Wallace Emerson-Junction 18 Niagara 19 Oakwood Village 18 Moss Park

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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 2026-10-20T23:40 UTC.