Sikkim Air Quality
Capital: Gangtok · Population: 0.7M · 2 monitoring stations
35
Good
2024 Annual Avg
35
Annual AQI
Rank #31 in India
11 μg/m³
PM2.5
2× WHO limit
52
Winter Peak
Oct–Feb average
18
Summer Low
Jul–Sep average
Health Advisory — Good
Air quality is good. Enjoy outdoor activities.
Major Cities in Sikkim
Live AQI updated every 30 minutes from WAQI. 2024 Avg from CPCB annual data.
Air Quality in Sikkim
Sikkim is India's smallest and among its cleanest states. Gangtok at 1,650m altitude benefits from strong Himalayan winds and heavy monsoon rainfall. Tourism-related vehicle traffic is the primary local pollution source.
Main Pollution Sources
Seasonal AQI Patterns in Sikkim
Worst season. Temperature inversions, crop burning, and low wind speeds trap pollutants. AQI often exceeds 300 in northern states.
Dust storms and heat raise AQI. Less fog than winter. Industrial activity at peak.
Best air quality of the year. Rain washes out PM2.5 and PM10. AQI typically falls to lowest levels.
Rapidly deteriorating. Crop stubble burning begins in northern states. AQI transitions from good to dangerous.