What is the air quality in London today?

The current Air Quality Index (AQI) in London is 42 (Good). PM2.5 concentration is 10.1 µg/m³.

What is the temperature in London right now?

The current temperature in London is 7.5°C (feels like 0.4°C). Humidity is 93.8% and wind speed is 98.1 km/h.

Is it safe to go outside in London?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 2.2 (Moderate).

Air Quality in London, Canada

Drizzle

7.5°C · 93.8% humidity

7.5°

Feels 0.4°

Good

Air quality is satisfactory. Enjoy outdoor activities.

1 station

Nearby Monitoring Stations

AQI Forecast Calibrated

43 4pm

42 7pm

44 10pm

44 1am

44 4am

44 7am

46 10am

46 1pm

Station readings 25h ago

AQI 43

PM2.5 10.3 µg/m³ · 25h ago

Air Quality Index Trend

44h · 3 stn

View full history →

London's air quality is shaped by road traffic, particularly diesel vehicles, and residential heating. Pollution levels tend to peak during winter temperature inversions and periods of low wind.

93.8%

Humidity

98.1 km/h

Wind NW

1004.1 hPa

Pressure

2.2

UV Moderate

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

10.1 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for London?

Temperature & Precipitation

PM2.5 Trend

44h · 3 stations

PM2.510.1 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX2.2

Moderate

Station readings (1 station within 25 km)

10.1

Median

10.1

Average

10.1

Low

10.1

High

PM2.5 µg/m³ · Model: 7.0 · Bias: -3.1

What is the 7-day forecast for London?

06-08

28.7° 6.9°

2.06 mm

06-09

30.7° 7.5°

0.19 mm

06-10

15.8° 12.6°

5.63 mm

06-11

24.5° 9.5°

06-12

25.8° 16.4°

8.0 mm

06-13

24.9° 17.0°

1.81 mm

06-14

25.7° 13.2°

Both models agree Avg diff: 7.2°C

Where are air quality stations near London?

London, Ontario, Canada

2.8 km PM2.5: 30.2 µg/m³

London, Ontario, Canada

2.8 km PM2.5: 21.1 µg/m³

London, Ontario, Canada

2.8 km PM2.5: 3.1 µg/m³

What cities are near London?

28 St. Thomas 30 Strathroy 45 Woodstock 44 Tillsonburg 45 Stratford 45 Norfolk County 38 Brant 34 Forest Heights 35 Kitchener 34 Waterloo

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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 2026-06-08T23:11 UTC.