Sikar vs Tumkur
Side-by-side air quality comparison between Sikar and Tumkur.
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 | Sikar | Tumkur |
|---|---|---|
| PM2.5(µg/m³) | 27.60 | 3.70 |
| PM10(µg/m³) | 68.20 | 4.60 |
| NO₂(µg/m³) | 12.80 | 7.70 |
| SO₂(µg/m³) | 5.40 | 1.50 |
| O₃(µg/m³) | 65.00 | 32.00 |
| CO(µg/m³) | 223.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Sikar averaged an AQI of 139 while Tumkur averaged 88 — a 51-point (58%) gap, with Sikar the more polluted and Tumkur the cleaner of the two. On 472 days when both cities reported, Tumkur was cleaner on 330 of them; the average daily gap was 62 AQI points.
Seasonality & days
Sikar peaks in January, while Tumkur peaks in December. Sikar logged 0.2% Severe days and 34% Good-or-Satisfactory days; Tumkur was 0% Severe and 54% Good-or-Satisfactory. Longest clean-air streaks: Sikar 32 days, Tumkur 20 days.
Year-over-year progress
Sikar has worsened by 4 AQI points (3%) from 2023 to 2024; Tumkur has improved by 69 AQI points (43.9%) over the same window. The worst recorded day for Sikar reached AQI 452 at Radhakishan Pura (RSPCB) on 2023-11-16; Tumkur hit AQI 355 at Thimmalapura (KSPCB) on 2023-02-15.
Station-level disparity
Sikar spans 1 CPCB stations with a 0-point spread (min 137, max 137); Tumkur spans 1 stations with a 0-point spread (min 97, max 97).
Verdict
🏆 Tumkur has better air quality with an AQI of 6 compared to Sikar's 69. That's a significant difference of 63 points.