Ramanathapuram vs Sikar
Side-by-side air quality comparison between Ramanathapuram and Sikar.
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 | Ramanathapuram | Sikar |
|---|---|---|
| PM2.5(µg/m³) | 5.60 | 33.60 |
| PM10(µg/m³) | 8.30 | 88.20 |
| NO₂(µg/m³) | 4.20 | 9.00 |
| SO₂(µg/m³) | 4.00 | 5.70 |
| O₃(µg/m³) | 31.00 | 76.00 |
| CO(µg/m³) | 143.00 | 146.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ramanathapuram averaged an AQI of 42 while Sikar averaged 139 — a 97-point (231%) gap, with Sikar the more polluted and Ramanathapuram the cleaner of the two. On 497 days when both cities reported, Ramanathapuram was cleaner on 484 of them; the average daily gap was 99 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Ramanathapuram logged 0% Severe days and 94.4% Good-or-Satisfactory days; Sikar was 0.2% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Ramanathapuram 46 days, Sikar 32 days.
Year-over-year progress
Ramanathapuram has improved by 18 AQI points (30%) from 2022 to 2024; Sikar has worsened by 4 AQI points (3%) over the same window. The worst recorded day for Ramanathapuram reached AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07; Sikar hit AQI 452 at Radhakishan Pura (RSPCB) on 2023-11-16.
Station-level disparity
Ramanathapuram spans 1 CPCB stations with a 0-point spread (min 48, max 48); Sikar spans 1 stations with a 0-point spread (min 137, max 137).
Verdict
🏆 Ramanathapuram has better air quality with an AQI of 9 compared to Sikar's 88. That's a significant difference of 79 points.