Bihar Sharif vs Gangtok
Side-by-side air quality comparison between Bihar Sharif and Gangtok.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bihar Sharif averaged an AQI of 115 while Gangtok averaged 48 — a 67-point (140%) gap, with Bihar Sharif the more polluted and Gangtok the cleaner of the two. On 631 days when both cities reported, Gangtok was cleaner on 516 of them; the average daily gap was 87 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Gangtok peaks in March. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Gangtok 94 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Gangtok has worsened by 14 AQI points (41.2%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).