Chittoor vs Hisar
Side-by-side air quality comparison between Chittoor and Hisar.
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, Chittoor averaged an AQI of 76 while Hisar averaged 136 — a 60-point (79%) gap, with Hisar the more polluted and Chittoor the cleaner of the two. On 236 days when both cities reported, Chittoor was cleaner on 197 of them; the average daily gap was 80 AQI points.
Seasonality & days
Chittoor peaks in October, while Hisar peaks in November. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Hisar was 1.6% Severe and 29.700000000000003% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Hisar 34 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Hisar has improved by 39 AQI points (22.3%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Hisar hit AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Hisar spans 1 stations with a 0-point spread (min 168, max 168).