Ajmer vs Tirupati
Side-by-side air quality comparison between Ajmer and Tirupati.
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 | Ajmer | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 5.10 |
| PM10(µg/m³) | 95.50 | 7.60 |
| NO₂(µg/m³) | 0.50 | 0.90 |
| SO₂(µg/m³) | 3.40 | 1.00 |
| O₃(µg/m³) | 96.00 | 96.00 |
| CO(µg/m³) | 127.00 | 130.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Tirupati averaged 75 — a 37-point (49%) gap, with Ajmer the more polluted and Tirupati the cleaner of the two. On 35 days when both cities reported, Tirupati was cleaner on 28 of them; the average daily gap was 51 AQI points.
Seasonality & days
Ajmer peaks in November, while Tirupati peaks in April. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Tirupati 36 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Tirupati has better air quality with an AQI of 9 compared to Ajmer's 96. That's a significant difference of 87 points.