Ooty vs Puducherry
Side-by-side air quality comparison between Ooty and Puducherry.
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, Ooty averaged an AQI of 58 while Puducherry averaged 55 — a 3-point (5%) gap, with Ooty the more polluted and Puducherry the cleaner of the two. On 585 days when both cities reported, Puducherry was cleaner on 291 of them; the average daily gap was 25 AQI points.
Seasonality & days
Ooty peaks in May, while Puducherry peaks in December. Ooty logged 0% Severe days and 94.2% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Ooty 22 days, Puducherry 117 days.
Year-over-year progress
Ooty is essentially flat from 2022 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Ooty reached AQI 164 at Bombay Castel (TNPCB) on 2024-12-17; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Ooty spans 1 CPCB stations with a 0-point spread (min 59, max 59); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).