Howrah vs Kolhapur
Side-by-side air quality comparison between Howrah and Kolhapur.
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, Howrah averaged an AQI of 126 while Kolhapur averaged 100 — a 26-point (26%) gap, with Howrah the more polluted and Kolhapur the cleaner of the two. On 364 days when both cities reported, Kolhapur was cleaner on 235 of them; the average daily gap was 67 AQI points.
Seasonality & days
Howrah peaks in December, while Kolhapur peaks in November. Howrah logged 0.7% Severe days and 48.7% Good-or-Satisfactory days; Kolhapur was 0% Severe and 46.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Howrah 120 days, Kolhapur 81 days.
Year-over-year progress
The worst recorded day for Howrah reached AQI 500 at Ghusuri (WBPCB) on 2017-04-15; Kolhapur hit AQI 321 at Shivaji University (MPCB) on 2024-11-12.
Station-level disparity
Howrah spans 5 CPCB stations with a 116-point spread (min 111, max 227); Kolhapur spans 2 stations with a 19-point spread (min 90, max 109).