Noida vs Sikar
Side-by-side air quality comparison between Noida 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 | Noida | Sikar |
|---|---|---|
| PM2.5(µg/m³) | 67.50 | 27.60 |
| PM10(µg/m³) | 134.10 | 68.20 |
| NO₂(µg/m³) | 34.90 | 12.80 |
| SO₂(µg/m³) | 17.50 | 5.40 |
| O₃(µg/m³) | 48.00 | 65.00 |
| CO(µg/m³) | 554.00 | 223.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Noida averaged an AQI of 182 while Sikar averaged 139 — a 43-point (31%) gap, with Noida the more polluted and Sikar the cleaner of the two. On 351 days when both cities reported, Sikar was cleaner on 318 of them; the average daily gap was 82 AQI points.
Seasonality & days
Noida peaks in November, while Sikar peaks in January. Noida logged 8.9% Severe days and 16.5% Good-or-Satisfactory days; Sikar was 0.2% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Noida 14 days, Sikar 32 days.
Year-over-year progress
Noida has improved by 79 AQI points (30.3%) from 2017 to 2024; Sikar has worsened by 4 AQI points (3%) over the same window. The worst recorded day for Noida reached AQI 500 at Sector-1 (UPPCB) on 2019-11-01; Sikar hit AQI 452 at Radhakishan Pura (RSPCB) on 2023-11-16.
Station-level disparity
Noida spans 4 CPCB stations with a 15-point spread (min 195, max 210); Sikar spans 1 stations with a 0-point spread (min 137, max 137).
Verdict
🏆 Sikar has better air quality with an AQI of 69 compared to Noida's 126. That's a significant difference of 57 points.