21 – 27 Oct 2026 · Malaysia
Jerantut weekly air quality
US AQI · PM2.5 · 24-hour source averages
Official DOE API mean: 69.1. Calculated separately from reported official observations.
Each DOE observation identified as PM2.5 is converted using the published API formula and US AQI breakpoints. This is not an official all-pollutant AQI or NowCast. Calculation details
151 eligible observations · 0 excluded.
-24.8 AQI compared with the previous week’s eligible mean of 111.
Peak AQI: 126 at Jerantut · 21 Oct 2026, 09:00 (UTC+8).
Daily US AQI (PM2.5)
Based on 7 hourly readings.
Daily and hourly means use eligible observations across the selected locations. Each observation uses a 24-hour PM2.5 average.
Export AQI CSVMeans and peaks use only converted observations. Missing days remain gaps.
| Day | Mean AQI | Peak AQI | Eligible / excluded |
|---|---|---|---|
| 2026-10-21 | 122.6Unhealthy for Sensitive Groups | 126 | 24 / 0 |
| 2026-10-22 | 103.5Unhealthy for Sensitive Groups | 118 | 24 / 0 |
| 2026-10-23 | 91.5Moderate | 94 | 24 / 0 |
| 2026-10-24 | 76.3Moderate | 81 | 24 / 0 |
| 2026-10-25 | 84.8Moderate | 93 | 24 / 0 |
| 2026-10-26 | 49.7Good | 62 | 24 / 0 |
| 2026-10-27 | 47.7Good | 49 | 7 / 0 |
Hourly means (UTC+8)
| Day | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-10-21 | 122 | 122 | 122 | 120 | 120 | 120 | 122 | 124 | 124 | 126 | 126 | 126 | 124 | 126 | 126 | 126 | 126 | 124 | 122 | 120 | 118 | 118 | 118 | 120 |
| 2026-10-22 | 118 | 117 | 115 | 113 | 111 | 109 | 107 | 105 | 103 | 101 | 101 | 103 | 101 | 103 | 103 | 101 | 99 | 99 | 97 | 97 | 96 | 96 | 94 | 94 |
| 2026-10-23 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 93 | 93 | 91 | 91 | 90 | 88 | 88 | 90 | 90 | 93 | 93 | 91 | 88 | 86 | 84 |
| 2026-10-24 | 81 | 81 | 80 | 78 | 78 | 78 | 77 | 77 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 75 | 75 | 74 | 72 | 72 | 74 | 77 | 80 | 81 |
| 2026-10-25 | 84 | 87 | 88 | 88 | 90 | 91 | 90 | 90 | 91 | 91 | 91 | 93 | 91 | 90 | 90 | 88 | 86 | 81 | 80 | 77 | 74 | 71 | 68 | 65 |
| 2026-10-26 | 62 | 59 | 58 | 56 | 54 | 52 | 52 | 52 | 52 | 49 | 48 | 41 | 45 | 47 | 42 | 41 | 40 | 47 | 49 | 51 | 51 | 48 | 48 | 49 |
| 2026-10-27 | 49 | 48 | 48 | 47 | 48 | 47 | 47 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Observation categories
Good: 20
Moderate: 91
Unhealthy for Sensitive Groups: 40
Unhealthy: 0
Very Unhealthy: 0
Hazardous: 0
| AQI | Category |
|---|---|
| 0–50 | Good |
| 51–100 | Moderate |
| 101–150 | Unhealthy for Sensitive Groups |
| 151–200 | Unhealthy |
| 201–300 | Very Unhealthy |
| 301+ | Hazardous |