Ajmer vs Coimbatore
Side-by-side air quality comparison between Ajmer and Coimbatore.
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 2022, Ajmer averaged an AQI of 112 while Coimbatore averaged 66 — a 46-point (70%) gap, with Ajmer the more polluted and Coimbatore the cleaner of the two. On 688 days when both cities reported, Coimbatore was cleaner on 546 of them; the average daily gap was 41 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Coimbatore was 0% Severe and 90.5% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Coimbatore 32 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Coimbatore has improved by 5 AQI points (7%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Coimbatore hit AQI 279 at SIDCO Kurichi (TNPCB) on 2024-09-28.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Coimbatore spans 2 stations with a 1-point spread (min 63, max 64).