Bareilly vs Siwan
Side-by-side air quality comparison between Bareilly and Siwan.
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, Bareilly averaged an AQI of 61 while Siwan averaged 148 — a 87-point (143%) gap, with Siwan the more polluted and Bareilly the cleaner of the two. On 349 days when both cities reported, Bareilly was cleaner on 307 of them; the average daily gap was 91 AQI points.
Seasonality & days
Bareilly peaks in November, while Siwan peaks in January. Bareilly logged 0% Severe days and 73.1% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Bareilly 51 days, Siwan 13 days.
Year-over-year progress
Bareilly has improved by 50 AQI points (45%) from 2022 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Bareilly reached AQI 292 at Rajendra Nagar (UPPCB) on 2022-11-03; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Bareilly spans 2 CPCB stations with a 12-point spread (min 71, max 83); Siwan spans 1 stations with a 0-point spread (min 197, max 197).