Arrah vs Varanasi
Side-by-side air quality comparison between Arrah and Varanasi.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Arrah | Varanasi |
|---|---|---|
| PM2.5(µg/m³) | 99.00 | 48.20 |
| PM10(µg/m³) | 115.50 | 57.90 |
| NO₂(µg/m³) | 53.70 | 38.80 |
| SO₂(µg/m³) | 13.70 | 27.00 |
| O₃(µg/m³) | 10.00 | 22.00 |
| CO(µg/m³) | 944.00 | 523.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Arrah averaged an AQI of 123 while Varanasi averaged 56 — a 67-point (120%) gap, with Arrah the more polluted and Varanasi the cleaner of the two. On 559 days when both cities reported, Varanasi was cleaner on 428 of them; the average daily gap was 68 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Varanasi was 2.8% Severe and 36% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Varanasi 87 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Varanasi has improved by 169 AQI points (75.1%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Varanasi hit AQI 500 at Ardhali Bazar (UPPCB) on 2017-07-11.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Varanasi spans 4 stations with a 94-point spread (min 71, max 165).
Verdict
🏆 Varanasi has better air quality with an AQI of 81 compared to Arrah's 231. That's a significant difference of 150 points.