Chittoor vs Siliguri
Side-by-side air quality comparison between Chittoor and Siliguri.
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 Siliguri averaged 81 — a 5-point (7%) gap, with Siliguri the more polluted and Chittoor the cleaner of the two. Across 275 shared days the head-to-head is almost even, with an average daily gap of 37 AQI points.
Seasonality & days
Chittoor peaks in October, while Siliguri peaks in February. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Siliguri 180 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).