Bihar Sharif vs Siliguri
Side-by-side air quality comparison between Bihar Sharif and Siliguri.
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 Siliguri averaged 81 — a 34-point (42%) gap, with Bihar Sharif the more polluted and Siliguri the cleaner of the two. On 547 days when both cities reported, Siliguri was cleaner on 436 of them; the average daily gap was 88 AQI points.
Seasonality & days
Bihar Sharif peaks in December, while Siliguri peaks in February. Bihar Sharif logged 1% Severe days and 39.1% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Bihar Sharif 32 days, Siliguri 180 days.
Year-over-year progress
Bihar Sharif has improved by 138 AQI points (54.5%) from 2021 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Bihar Sharif reached AQI 433 at D M Colony Bihar (BSPCB) on 2021-12-24; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Bihar Sharif spans 1 CPCB stations with a 0-point spread (min 146, max 146); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).