Guwahati vs Sagar
Side-by-side air quality comparison between Guwahati 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, Guwahati averaged an AQI of 123 while Sagar averaged 96 — a 27-point (28%) gap, with Guwahati the more polluted and Sagar the cleaner of the two. On 1306 days when both cities reported, Sagar was cleaner on 885 of them; the average daily gap was 75 AQI points.
Seasonality & days
Guwahati peaks in January, while Sagar peaks in November. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Sagar was 0% Severe and 69.9% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Sagar 57 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Sagar has worsened by 24 AQI points (33.3%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Sagar hit AQI 347 at Civil Lines (MPPCB) on 2024-12-25.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Sagar spans 2 stations with a 45-point spread (min 73, max 118).