Hisar vs Ujjain
Side-by-side air quality comparison between Hisar and Ujjain.
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 Ujjain averaged 116 — a 20-point (17%) gap, with Hisar the more polluted and Ujjain the cleaner of the two. On 1594 days when both cities reported, Ujjain was cleaner on 1098 of them; the average daily gap was 66 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Ujjain was 0.1% Severe and 33.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Ujjain 67 days.
Year-over-year progress
Hisar has improved by 39 AQI points (22.3%) from 2019 to 2024; Ujjain has improved by 71 AQI points (38%) over the same window. The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Ujjain hit AQI 500 at Mahakaleshwar Temple (MPPCB) on 2023-03-10.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Ujjain spans 1 stations with a 0-point spread (min 131, max 131).