Sagar vs Siliguri
Side-by-side air quality comparison between Sagar 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, Sagar averaged an AQI of 96 while Siliguri averaged 81 — a 15-point (19%) gap, with Sagar the more polluted and Siliguri the cleaner of the two. On 1158 days when both cities reported, Sagar was cleaner on 580 of them; the average daily gap was 61 AQI points.
Seasonality & days
Sagar peaks in November, while Siliguri peaks in February. Sagar logged 0% Severe days and 69.9% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Sagar 57 days, Siliguri 180 days.
Year-over-year progress
Sagar has worsened by 24 AQI points (33.3%) from 2020 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Sagar reached AQI 347 at Civil Lines (MPPCB) on 2024-12-25; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Sagar spans 2 CPCB stations with a 45-point spread (min 73, max 118); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).