Shillong vs Udaipur
Side-by-side air quality comparison between Shillong and Udaipur.
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, Shillong averaged an AQI of 75 while Udaipur averaged 112 — a 37-point (49%) gap, with Udaipur the more polluted and Shillong the cleaner of the two. On 962 days when both cities reported, Shillong was cleaner on 884 of them; the average daily gap was 66 AQI points.
Seasonality & days
Shillong peaks in February, while Udaipur peaks in January. Shillong logged 0% Severe days and 92% Good-or-Satisfactory days; Udaipur was 0% Severe and 47% Good-or-Satisfactory. Longest clean-air streaks: Shillong 113 days, Udaipur 49 days.
Year-over-year progress
Shillong has worsened by 41 AQI points (120.6%) from 2019 to 2024; Udaipur has improved by 77 AQI points (40.7%) over the same window. The worst recorded day for Shillong reached AQI 212 at Lumpyngngad Shillong (PCB) on 2024-02-19; Udaipur hit AQI 348 at Ashok Nagar (RSPCB) on 2021-11-15.
Station-level disparity
Shillong spans 2 CPCB stations with a 2-point spread (min 42, max 44); Udaipur spans 1 stations with a 0-point spread (min 112, max 112).