Sesto San Giovanni Ozone (O3) Level
Monza, Lombardy, Italy
7ppb
Last Updated: 2026-03-12 08:01 (Local Time)

Sesto San Giovanni
What is the Current O3 Level?
Sesto San Giovanni
The current O3 level at Sesto San Giovanni is 7 ppb making it healthy and safe for everyone in the area.
The current O3 level in Sesto San Giovanni is 7.2x Below the recommended WHO guideline of 50.96 ppb.
AQI Graph
Historical Air Quality Data
Sesto San Giovanni
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World Air Quality Report

Do you know that Ozone's total mass is 3 billion metric tons in the atmosphere? It looks like a lot but has only 0.00006% of the atmosphere. Besides, Ozone's peak concentration is 32 kilometres above the Earth's surface.
Uncovering the Sources of Ozone (O3): Where Does It Come From?
Refineries
Industrial processes emit substances.Power plants
Emissions from burning fossil fuels.Paints evaporations
Vocs from paints react with sunlight.Transportation
Diesel operated vehicles reacts and form ozone.Short-Term O3 Exposure Impacts

Chest pain
Discomfort or pain in the chest due to respiratory stress.
Breathing shortness
Difficulty in breathing or feeling of breathlessness.
Respiratory irritation
Inflammation and irritation of the respiratory tract.
Wheezing and coughing
Whistling sound and persistent cough.
Trigger asthma attacks
Aggravation of asthma symptoms.Why you should care about Ozone (O3)?
Know More About O3 Sensor
Air Quality FAQs
at Sesto San Giovanni
Frequently Asked Questions About Air Quality
What is the current O3 level in Sesto San Giovanni?
The current real-time O3 level in Sesto San Giovanni is 7ppb (Good). This was last updated 2026-03-12 08:01 (Local Time).
When was the best O3 level in Sesto San Giovanni in the last 24 hours?
The best O3 level was 5 ppb (Good) at 10:01 AM, Mar 11, 2026 (Local Time) during the last 24 hours.
When was the worst O3 level in Sesto San Giovanni in the last 24 hours?
The worst O3 level was 29 ppb (Good) at 4:01 PM, Mar 11, 2026 (Local Time) during the last 24 hours.
What is the current trend of O3 levels in Sesto San Giovanni during last 24 hours?
The O3 levels in Sesto San Giovanni have been fluctuating throughout the last 24 hours. The levels have increased by highest 29 ppb at 4:01 PM, Mar 11, 2026 (Local Time), lowest 5 ppb at 10:01 AM, Mar 11, 2026 (Local Time).
What actions are recommended as per the current O3 level in Sesto San Giovanni?
The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.