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London Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Ontario

Last Updated: 2025-04-20 12:25:38 AM (Local Time)

location image
Live AQI
24
Air Quality is
Good
pm10 :  14 µg/m³
PM2.5 :  4 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level in London
partly cloudy

7 °C

Partly cloudy
Humidity
Humidity76 %

Wind Speed
Wind Speed14 km/h

UV Index
UV Index0
Last Updated: 2025-04-20 12:25:38 AM (Local Time)


Map

London

Major Air Pollutants

London

AQI Graph

Historical Air Quality Data

London

London

Download 2024 Annual Data

World Air Quality Report

Globe

AQI Trends - Annual Air Quality Changes

London, Ontario, Canada

Year
.
AQI


Annual AQI Trends

2020
36AQI
2021
37AQI
3%
Rise
2022
40AQI
8%
Rise
2023
40AQI
0%
No Change
2024
36AQI
-10%
Fall
2025
43AQI
19%
Rise
Overall Annual Percentage (%) change of AQI in (2020 to 2025)
4%
Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedJanuary, 202250AQI

Least PollutedAugust, 202224AQI

* This data analysis is from year 2020 - 2025

London's Locations

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Hamilton Road
Good
25
4
14
7
71
London Ontario
Good
24
4
14
7
75

Canada's Metro Cities

Air Quality Index

Health Advice For People Living In

London

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth


Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable


As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

London

  • asthma due to air pollution in LondonAsthma
  • heart due to air pollution in LondonHeart Issues
  • allergy due to air pollution in LondonAllergies
  • sinus due to air pollution in LondonSinus
  • flu due to air pollution in LondonCold/Flu
  • copd due to air pollution in LondonChronic (COPD)
asthma due to air pollution in London

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

Most Polluted Cities 2025

Canada

Analyze the real-time most air polluted cities in the country.

London's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for London
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at London

Frequently Asked Questions About Air Quality

What is the current AQI level in London?

The current real-time AQI level in London is 24 (Good). This was last updated 2025-04-20 12:25:38 AM (Local Time).

When was the best AQI level in London in the last 24 hours?

The best AQI level was 21 (Good) at 3:09 AM (Local Time) during the last 24 hours.

When was the worst AQI level in London in the last 24 hours?

The worst AQI level was 54 (Moderate) at 5:25 AM, Apr 19, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in London during last 24 hours?

The AQI levels in London have been fluctuating throughout the last 24 hours. The levels have increased by highest 54 at 5:25 AM, Apr 19, 2025 (Local Time), lowest 21 at 3:09 AM (Local Time).

What actions are recommended as per the current AQI level in London?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.