Dehradun vs Karnal
Side-by-side air quality comparison between Dehradun and Karnal.
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, Dehradun averaged an AQI of 106 while Karnal averaged 102 — a 4-point (4%) gap, with Dehradun the more polluted and Karnal the cleaner of the two. On 754 days when both cities reported, Dehradun was cleaner on 404 of them; the average daily gap was 41 AQI points.
Seasonality & days
Dehradun peaks in January, while Karnal peaks in November. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Karnal was 0.1% Severe and 46.2% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Karnal 53 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Karnal has improved by 71 AQI points (41%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Karnal hit AQI 456 at Sector-12 (HSPCB) on 2019-11-03.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Karnal spans 1 stations with a 0-point spread (min 128, max 128).