Air quality in Kalmunai today
Sri Lanka · Updated Friday 15:30 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Fair European AQI
Fine for almost everyone.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 5 µg/m³ | Good |
| PM10 | 7 µg/m³ | Good |
| NO₂ | 1 µg/m³ | Good |
| O₃ | 76 µg/m³ | Fair |
The pollutant that matters most in Kalmunai right now is O₃.
Forecast: next 24 hours
The air in Kalmunai should stay good to fair for the next 24 hours. The cleanest hour is expected around Sat 06:30.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 16:30 | 28 | Fair | 6 |
| Fri 19:30 | 19 | Good | 5 |
| Fri 22:30 | 17 | Good | 4 |
| Sat 01:30 | 16 | Good | 4 |
| Sat 04:30 | 14 | Good | 3 |
| Sat 07:30 | 12 | Good | 3 |
| Sat 10:30 | 22 | Fair | 3 |
| Sat 13:30 | 32 | Fair | 5 |
The last 30 days
Over the last 30 days the average daily AQI in Kalmunai was 31, with 0 day(s) rated poor or worse. The cleanest day was 23 Sept, the most polluted 13 Sept.
Questions and answers
- Is the air in Kalmunai good today?
- Right now the European Air Quality Index in Kalmunai is 28, which is fair. Fine for almost everyone.
- What pollutes the air in Kalmunai?
- At the moment O₃ contributes most to the air quality index in Kalmunai. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Kalmunai be cleanest?
- The air in Kalmunai should stay good to fair for the next 24 hours. The cleanest hour is expected around Sat 06:30.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.