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WeatherLive › Ontario › Newmarket › Air Quality

Newmarket, ON Air Quality

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Air quality in Newmarket

The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.

US AQI · EPA
30
Good
PM2.5
0.8 µg/m³
WHO guideline 15
PM10
0.9 µg/m³
WHO guideline 45
NO₂ · O₃
4 · 63
µg/m³

Hour by hour (12h)

US EPA AQI
7:00 AM 💨 PM2.5 0.8 µg/m³
30Good
8:00 AM 💨 PM2.5 1.2 µg/m³
31Good
9:00 AM 💨 PM2.5 1.2 µg/m³
32Good
10:00 AM 💨 PM2.5 0.9 µg/m³
33Good
11:00 AM 💨 PM2.5 0.8 µg/m³
34Good
12:00 PM 💨 PM2.5 0.6 µg/m³
34Good
1:00 PM 💨 PM2.5 0.5 µg/m³
34Good
2:00 PM 💨 PM2.5 0.5 µg/m³
34Good
3:00 PM 💨 PM2.5 0.5 µg/m³
33Good
4:00 PM 💨 PM2.5 1 µg/m³
32Good
5:00 PM 💨 PM2.5 1.3 µg/m³
30Good
6:00 PM 💨 PM2.5 1.7 µg/m³
28Good

Next few days

daily max · US EPA AQI
Sun 💨 Good · UV Low
34
Mon 💨 Good · UV Low
33
Tue 💨 Moderate · UV Low
60
Wed 💨 Moderate · UV Low
67
Thu 💨 Moderate · UV Moderate
58

Weather map — Newmarket

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Updated: 7:21 AM