Aizawl vs Siliguri
Side-by-side air quality comparison between Aizawl 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, Aizawl averaged an AQI of 46 while Siliguri averaged 81 — a 35-point (76%) gap, with Siliguri the more polluted and Aizawl the cleaner of the two. On 1061 days when both cities reported, Aizawl was cleaner on 974 of them; the average daily gap was 59 AQI points.
Seasonality & days
Aizawl peaks in March, while Siliguri peaks in February. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Siliguri 180 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).