Kozhikode vs Rāichūr
Side-by-side air quality comparison between Kozhikode and Rāichūr.
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 | Kozhikode | Rāichūr |
|---|---|---|
| PM2.5(µg/m³) | 4.30 | 10.70 |
| PM10(µg/m³) | 9.50 | 15.10 |
| NO₂(µg/m³) | 0.70 | 8.60 |
| SO₂(µg/m³) | 0.30 | 3.00 |
| O₃(µg/m³) | 64.00 | 45.00 |
| CO(µg/m³) | 171.00 | 217.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Kozhikode averaged an AQI of 78 while Rāichūr averaged 106 — a 28-point (36%) gap, with Rāichūr the more polluted and Kozhikode the cleaner of the two. On 535 days when both cities reported, Kozhikode was cleaner on 389 of them; the average daily gap was 38 AQI points.
Seasonality & days
Kozhikode peaks in January, while Rāichūr peaks in February. Kozhikode logged 0.1% Severe days and 99% Good-or-Satisfactory days; Rāichūr was 0% Severe and 54.1% Good-or-Satisfactory. Longest clean-air streaks: Kozhikode 83 days, Rāichūr 23 days.
Year-over-year progress
Kozhikode has worsened by 29 AQI points (59.2%) from 2020 to 2023; Rāichūr has improved by 24 AQI points (18.5%) over the same window. The worst recorded day for Kozhikode reached AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25; Rāichūr hit AQI 390 at Haji Colony (KSPCB) on 2022-01-25.
Station-level disparity
Kozhikode spans 1 CPCB stations with a 0-point spread (min 59, max 59); Rāichūr spans 1 stations with a 0-point spread (min 93, max 93).
Verdict
🏆 Kozhikode has better air quality with an AQI of 10 compared to Rāichūr's 18.