Saharsa vs Varanasi
Side-by-side air quality comparison between Saharsa 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 | Saharsa | Varanasi |
|---|---|---|
| PM2.5(µg/m³) | 75.90 | 37.50 |
| PM10(µg/m³) | 94.50 | 70.80 |
| NO₂(µg/m³) | 1.80 | 2.60 |
| SO₂(µg/m³) | 12.70 | 14.50 |
| O₃(µg/m³) | 208.00 | 163.00 |
| CO(µg/m³) | 328.00 | 182.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Saharsa averaged an AQI of 139 while Varanasi averaged 56 — a 83-point (148%) gap, with Saharsa the more polluted and Varanasi the cleaner of the two. On 603 days when both cities reported, Varanasi was cleaner on 500 of them; the average daily gap was 96 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Saharsa logged 1.4% Severe days and 28.4% Good-or-Satisfactory days; Varanasi was 2.8% Severe and 36% Good-or-Satisfactory. Longest clean-air streaks: Saharsa 20 days, Varanasi 87 days.
Year-over-year progress
Saharsa has improved by 139 AQI points (50%) from 2021 to 2024; Varanasi has improved by 169 AQI points (75.1%) over the same window. The worst recorded day for Saharsa reached AQI 454 at Police Line (BSPCB) on 2022-12-13; Varanasi hit AQI 500 at Ardhali Bazar (UPPCB) on 2017-07-11.
Station-level disparity
Saharsa spans 1 CPCB stations with a 0-point spread (min 188, max 188); Varanasi spans 4 stations with a 94-point spread (min 71, max 165).
Verdict
🏆 Varanasi has better air quality with an AQI of 71 compared to Saharsa's 153. That's a significant difference of 82 points.