Salem vs Sirohi
Side-by-side air quality comparison between Salem 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, Salem averaged an AQI of 68 while Sirohi averaged 89 — a 21-point (31%) gap, with Sirohi the more polluted and Salem the cleaner of the two. On 274 days when both cities reported, Salem was cleaner on 185 of them; the average daily gap was 36 AQI points.
Seasonality & days
Salem peaks in April, while Sirohi peaks in December. Salem logged 0% Severe days and 87.1% Good-or-Satisfactory days; Sirohi was 0% Severe and 69.2% Good-or-Satisfactory. Longest clean-air streaks: Salem 17 days, Sirohi 41 days.
Year-over-year progress
Salem has improved by 5 AQI points (6.8%) from 2022 to 2024; Sirohi has improved by 4 AQI points (4.3%) over the same window. The worst recorded day for Salem reached AQI 214 at Sona College of Technology (TNPCB) on 2024-01-15; Sirohi hit AQI 335 at Vedhaynath Colony (RSPCB) on 2024-12-26.
Station-level disparity
Salem spans 1 CPCB stations with a 0-point spread (min 73, max 73); Sirohi spans 1 stations with a 0-point spread (min 90, max 90).