Ajmer vs Shillong
Side-by-side air quality comparison between Ajmer and Shillong.
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 Shillong averaged 75 — a 37-point (49%) gap, with Ajmer the more polluted and Shillong the cleaner of the two. On 767 days when both cities reported, Shillong was cleaner on 731 of them; the average daily gap was 65 AQI points.
Seasonality & days
Ajmer peaks in November, while Shillong peaks in February. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Shillong was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Shillong 113 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Shillong has worsened by 41 AQI points (120.6%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Shillong hit AQI 212 at Lumpyngngad Shillong (PCB) on 2024-02-19.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Shillong spans 2 stations with a 2-point spread (min 42, max 44).