New York, NY 76° Los Angeles, CA 68° Chicago, IL 86° Houston, TX 88° Miami, FL 88° Phoenix, AZ 82° Seattle, WA 58° Denver, CO 78° Toronto, ON 73° Vancouver, BC 51°
WeatherLive › Ontario › Peterborough › Air Quality

Peterborough, ON Air Quality

← Peterborough

Air quality in Peterborough

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
32
Good
PM2.5
7.4 µg/m³
WHO guideline 15
PM10
7.5 µg/m³
WHO guideline 45
NO₂ · O₃
8 · 68
µg/m³

Hour by hour (12h)

US EPA AQI
3:00 PM 💨 PM2.5 7.4 µg/m³
32Good
4:00 PM 💨 PM2.5 7.9 µg/m³
33Good
5:00 PM 💨 PM2.5 8.5 µg/m³
35Good
6:00 PM 💨 PM2.5 10.3 µg/m³
43Good
7:00 PM 💨 PM2.5 12.9 µg/m³
53Moderate
8:00 PM 💨 PM2.5 13.6 µg/m³
54Moderate
9:00 PM 💨 PM2.5 14 µg/m³
55Moderate
10:00 PM 💨 PM2.5 14.7 µg/m³
56Moderate
11:00 PM 💨 PM2.5 15.5 µg/m³
58Moderate
12:00 AM 💨 PM2.5 16.4 µg/m³
60Moderate
1:00 AM 💨 PM2.5 17.1 µg/m³
62Moderate
2:00 AM 💨 PM2.5 18.7 µg/m³
65Moderate

Next few days

daily max · US EPA AQI
Mon 💨 Moderate · UV Moderate
68
Tue 💨 Moderate · UV Low
69
Wed 💨 Good · UV Low
28
Thu 💨 Good · UV Moderate
34
Fri 💨 Good · UV Moderate
36

Weather map — Peterborough

Peterborough →
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 3:44 PM