Karnal vs Shillong
Side-by-side air quality comparison between Karnal 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 2024, Karnal averaged an AQI of 102 while Shillong averaged 75 — a 27-point (36%) gap, with Karnal the more polluted and Shillong the cleaner of the two. On 917 days when both cities reported, Shillong was cleaner on 809 of them; the average daily gap was 85 AQI points.
Seasonality & days
Karnal peaks in November, while Shillong peaks in February. Karnal logged 0.1% Severe days and 46.2% Good-or-Satisfactory days; Shillong was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Karnal 53 days, Shillong 113 days.
Year-over-year progress
Karnal has improved by 71 AQI points (41%) from 2019 to 2024; Shillong has worsened by 41 AQI points (120.6%) over the same window. The worst recorded day for Karnal reached AQI 456 at Sector-12 (HSPCB) on 2019-11-03; Shillong hit AQI 212 at Lumpyngngad Shillong (PCB) on 2024-02-19.
Station-level disparity
Karnal spans 1 CPCB stations with a 0-point spread (min 128, max 128); Shillong spans 2 stations with a 2-point spread (min 42, max 44).