Live · 22 Oct 2026 · Koshi Province
Air quality in Dharan, Sunsari today
Live air quality index and pollutants at Dharan, the main town of Sunsari district, from the Copernicus (CAMS) air-quality forecast, refreshed every 30 minutes.
US AQI now
122
Unhealthy for sensitive groups
PM2.5
61
µg/m³ (WHO 24-h guideline: 15)
PM10
67
µg/m³
Rank among 77 districts
14th
1st = most polluted right now
Health advice: Children, older adults and people with heart or lung disease should reduce long or heavy outdoor exertion.
Hourly air quality: last 3 days and the next 4
US AQI; solid line measured-model history, dashed line forecast. Shaded bands: AQI categories.
Daily summary
| Day | Highest AQI | Category | Mean PM2.5 (µg/m³) |
|---|---|---|---|
| Mon, 19 Oct 2026 | 153 | Unhealthy | 50 |
| Tue, 20 Oct 2026 | 152 | Unhealthy | 56 |
| Wed, 21 Oct 2026 | 150 | Unhealthy for sensitive groups | 44 |
| Thu, 22 Oct 2026 | 128 | Unhealthy for sensitive groups | 47 |
| Fri, 23 Oct 2026 | 137 | Unhealthy for sensitive groups | 51 |
| Sat, 24 Oct 2026 | 147 | Unhealthy for sensitive groups | 54 |
| Sun, 25 Oct 2026 | 147 | Unhealthy for sensitive groups | 49 |
All pollutants now
| Fine particles PM2.5 | 61.2 µg/m³ |
| Coarse particles PM10 | 66.6 µg/m³ |
| Nitrogen dioxide NO₂ | 16.4 µg/m³ |
| Ozone O₃ | 49.0 µg/m³ |
| Sulphur dioxide SO₂ | 6.9 µg/m³ |
| Carbon monoxide CO | 449 µg/m³ |
Most and least polluted districts right now
- Gaur, Rautahat — AQI 179
- Biratnagar, Morang — AQI 166
- Malangawa, Sarlahi — AQI 161
- Rajbiraj, Saptari — AQI 158
- Dhanusa — AQI 155
- Darchula — AQI 24
- Sankhuwasabha — AQI 27
- Solukhumbu — AQI 29
- Myagdi — AQI 30
- Rukum East — AQI 33
Questions about air quality in Dharan, Sunsari
- Is the air quality in Dharan, Sunsari good today?
- The US AQI in Dharan, Sunsari is 122 (unhealthy for sensitive groups) as of 02:45 Nepal time. Children, older adults and people with heart or lung disease should reduce long or heavy outdoor exertion.
- What is the PM2.5 level in Dharan, Sunsari?
- PM2.5 is 61 µg/m³ and PM10 67 µg/m³. The WHO guideline for the 24-hour mean of PM2.5 is 15 µg/m³.
- When is air pollution worst in Sunsari?
- In Nepal, air quality is usually worst from November to April, when dry weather, stagnant winter air, crop-residue and forest fires and brick kilns add to traffic pollution; the monsoon (June–September) washes the air clean.
Weather in Dharan, Sunsari · Sunsari District: land cover and map
Source: Copernicus Atmosphere Monitoring Service (CAMS) via Open-Meteo. Modelled values at the town, not a ground monitor.