Hisar vs Mumbai
Side-by-side air quality comparison between Hisar and Mumbai.
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, Hisar averaged an AQI of 136 while Mumbai averaged 93 — a 43-point (46%) gap, with Hisar the more polluted and Mumbai the cleaner of the two. On 1669 days when both cities reported, Hisar was cleaner on 917 of them; the average daily gap was 70 AQI points.
Seasonality & days
Hisar peaks in November, while Mumbai peaks in December. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Mumbai 58 days.
Year-over-year progress
Hisar has improved by 39 AQI points (22.3%) from 2019 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).