Guwahati vs Prayagraj
Side-by-side air quality comparison between Guwahati and Prayagraj.
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, Guwahati averaged an AQI of 123 while Prayagraj averaged 80 — a 43-point (54%) gap, with Guwahati the more polluted and Prayagraj the cleaner of the two. On 936 days when both cities reported, Prayagraj was cleaner on 522 of them; the average daily gap was 68 AQI points.
Seasonality & days
Guwahati peaks in January, while Prayagraj peaks in November. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Prayagraj 69 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).