Dehradun vs Sirohi
Side-by-side air quality comparison between Dehradun and Sirohi.
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 Sirohi averaged 89 — a 17-point (19%) gap, with Dehradun the more polluted and Sirohi the cleaner of the two. On 525 days when both cities reported, Sirohi was cleaner on 295 of them; the average daily gap was 43 AQI points.
Seasonality & days
Dehradun peaks in January, while Sirohi peaks in December. Dehradun logged 0% Severe days and 62.8% Good-or-Satisfactory days; Sirohi was 0% Severe and 69.2% Good-or-Satisfactory. Longest clean-air streaks: Dehradun 41 days, Sirohi 41 days.
Year-over-year progress
Dehradun has worsened by 19 AQI points (21.8%) from 2022 to 2024; Sirohi has improved by 4 AQI points (4.3%) over the same window. The worst recorded day for Dehradun reached AQI 327 at Doon University (UKPCB) on 2024-01-19; Sirohi hit AQI 335 at Vedhaynath Colony (RSPCB) on 2024-12-26.
Station-level disparity
Dehradun spans 1 CPCB stations with a 0-point spread (min 98, max 98); Sirohi spans 1 stations with a 0-point spread (min 90, max 90).