Hisar vs Karur
Side-by-side air quality comparison between Hisar and Karur.
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 Karur averaged 71 — a 65-point (92%) gap, with Hisar the more polluted and Karur the cleaner of the two. On 61 days when both cities reported, Karur was cleaner on 60 of them; the average daily gap was 134 AQI points.
Seasonality & days
Hisar peaks in November, while Karur peaks in December. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Karur was 0% Severe and 80.3% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Karur 34 days.
Year-over-year progress
The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Karur hit AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Karur spans 1 stations with a 0-point spread (min 71, max 71).