Prayagraj vs Sagar
Side-by-side air quality comparison between Prayagraj and Sagar.
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, Prayagraj averaged an AQI of 80 while Sagar averaged 96 — a 16-point (20%) gap, with Sagar the more polluted and Prayagraj the cleaner of the two. On 858 days when both cities reported, Sagar was cleaner on 549 of them; the average daily gap was 53 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Prayagraj logged 0.2% Severe days and 48% Good-or-Satisfactory days; Sagar was 0% Severe and 69.9% Good-or-Satisfactory. Longest clean-air streaks: Prayagraj 69 days, Sagar 57 days.
Year-over-year progress
Prayagraj has improved by 42 AQI points (34.4%) from 2021 to 2024; Sagar has worsened by 24 AQI points (33.3%) over the same window. The worst recorded day for Prayagraj reached AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08; Sagar hit AQI 347 at Civil Lines (MPPCB) on 2024-12-25.
Station-level disparity
Prayagraj spans 3 CPCB stations with a 9-point spread (min 96, max 105); Sagar spans 2 stations with a 45-point spread (min 73, max 118).