Air Quality in Ontario

Wednesday

27/05/2026

Air quality is ideal for most people. Participate in regular outdoor activities.

^{Based on current pollutants}

Air Quality: Great

Particulate matter is particulate matter less than 2.5 micrometers in diameter that can penetrate into the lungs and bloodstream, causing serious health problems. The most serious effects are on the lungs and heart. Exposure can lead to coughing or difficulty breathing, worsening asthma and developing chronic respiratory disease.

Current Air Quality in Ontario

Air Quality Forecast for the Next 24 Hours

Daily Forecast

Monday

25/05/2026

Great

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Tuesday

26/05/2026

Moderate

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

_{Based on current pollutants}

Wednesday

27/05/2026

Great

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Thursday

28/05/2026

Moderate

Air quality is acceptable for most people. However, sensitive groups may experience mild to moderate symptoms from prolonged exposure.

_{Based on current pollutants}

Friday

29/05/2026

Great

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Saturday

30/05/2026

Great

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Sunday

31/05/2026

Great

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Monday

01/06/2026

Great

Air quality is ideal for most people. Participate in regular outdoor activities.

_{Based on current pollutants}

Current Weather in Ontario

27/05/2026

8^o

Cloudy, overcast

7^oC / 20^oC | Real feel 5^oC

0% rain | 0 mm

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