Kolkata vs Latur
Side-by-side air quality comparison between Kolkata and Latur.
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, Kolkata averaged an AQI of 101 while Latur averaged 83 — a 18-point (22%) gap, with Kolkata the more polluted and Latur the cleaner of the two. On 351 days when both cities reported, Latur was cleaner on 271 of them; the average daily gap was 54 AQI points.
Seasonality & days
Kolkata peaks in January, while Latur peaks in November. Kolkata logged 1% Severe days and 47.800000000000004% Good-or-Satisfactory days; Latur was 0% Severe and 73.6% Good-or-Satisfactory. Longest clean-air streaks: Kolkata 75 days, Latur 120 days.
Year-over-year progress
Kolkata has improved by 76 AQI points (42.9%) from 2017 to 2024; Latur has worsened by 7 AQI points (9.2%) over the same window. The worst recorded day for Kolkata reached AQI 453 at Rabindra Bharati University (WBPCB) on 2019-01-23; Latur hit AQI 241 at Sawe Wadi (MPCB) on 2024-01-04.
Station-level disparity
Kolkata spans 7 CPCB stations with a 56-point spread (min 95, max 151); Latur spans 1 stations with a 0-point spread (min 81, max 81).