21 – 27 Oct 2026 · Malaysia

Kemaman weekly air quality

US AQI · PM2.5 · 24-hour source averages

76.6Weekly mean AQI · Moderate

Official DOE API mean: 63.5. 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.

-33.4 AQI compared with the previous week’s eligible mean of 110.

Peak AQI: 120 at Kemaman · 21 Oct 2026, 00:00 (UTC+8).

Daily US AQI (PM2.5)

Low 53High 120AQI

21 Oct27 Oct

27 OctDaily mean · Peak 5554.4Avg AQI

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 CSV

Means and peaks use only converted observations. Missing days remain gaps.

Day	Mean AQI	Peak AQI	Eligible / excluded
2026-10-21	102Unhealthy for Sensitive Groups	120	24 / 0
2026-10-22	76Moderate	86	24 / 0
2026-10-23	55.3Moderate	61	24 / 0
2026-10-24	76.9Moderate	105	24 / 0
2026-10-25	93.9Moderate	103	24 / 0
2026-10-26	62.1Moderate	75	24 / 0
2026-10-27	54.4Moderate	55	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	120	117	117	115	115	113	111	109	107	105	105	103	103	101	99	96	93	91	90	88	88	88	87	86
2026-10-22	84	86	83	83	81	81	81	81	80	80	80	78	75	75	75	75	74	72	71	70	67	65	64	62
2026-10-23	61	61	59	58	58	57	56	55	55	54	53	53	54	54	54	53	53	54	54	54	54	54	54	54
2026-10-24	56	58	61	62	62	65	65	68	68	70	71	74	75	77	80	83	84	87	88	91	94	99	103	105
2026-10-25	103	101	99	99	99	99	99	97	97	97	97	97	97	99	97	96	94	93	90	87	84	80	77	75
2026-10-26	75	75	74	72	71	70	68	68	67	65	64	62	61	57	55	54	54	53	53	54	55	55	54	54
2026-10-27	54	55	55	55	54	54	54	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Observation categories

Good: 0

Moderate: 133

Unhealthy for Sensitive Groups: 18

Unhealthy: 0

Very Unhealthy: 0

Hazardous: 0

US AQI scale
AQI	Category
0–50	Good
51–100	Moderate
101–150	Unhealthy for Sensitive Groups
151–200	Unhealthy
201–300	Very Unhealthy
301+	Hazardous

Kemaman air quality.
Weekly station review.

21 – 27 Oct 20267 days · Terengganu

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Kemaman, Terengganu

During the week of 21 – 27 Oct 2026, air quality at Kemaman averaged an Air Pollutant Index (API) of 63.5 (Moderate). Readings peaked at 91.

Station weekly average

63.5API

Moderate · Sederhana

Daily averages45.4 – 81 APIWed → Tue

Explore the week

Week's peak reading: 91ModeratePeak during 7-day window
Rank in Terengganu: #3of 4 stationsState avg: 68.3 API
Good to Moderate air: 100%of hourly readings151 readings recorded
National standing: #20of 68 stationsNational avg: 83.2 API

Seven days of station air quality

Pergerakan purata harian dan julat bacaan sepanjang minggu

Archived API · Malaysia TimePoint, tap or use ← → to inspect

National averageStation peakMin–max rangeAPI bands7 of 7 points · 0–100 API

The average follows all available readings each day. The range spans the lowest and highest station readings; a national average can hide local peaks.

View chart data as a table

Archived national API, daily
Date / time	Average	Minimum	Peak
Wed, 21 Oct	81	71	91
Thu, 22 Oct	64.4	55	71
Fri, 23 Oct	46.7	42	54
Sat, 24 Oct	65	50	83
Sun, 25 Oct	76.6	64	82
Mon, 26 Oct	52.9	42	64
Tue, 27 Oct	45.4	45	46

The week, hour by hour

Bacaan setiap jam dari tengah malam hingga 11 malam

Read each row from midnight to 11pm, in Malaysia Time. Hourly air quality at Kemaman shows local patterns like traffic peaks and afternoon haze accumulation.

0255075100APIBrighter cells ran hazier than the rest of this week (42 – 91 API)

Haziest hour of the week: Wed at 00:00 MYT, averaging API 91 nationwide.

View the hourly figures as a table

National average API by hour, Malaysia Time
Day	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Wed	91	89	89	88	88	87	86	85	84	83	83	82	82	81	80	78	76	75	74	73	73	73	72	71
Thu	70	71	69	69	68	68	68	68	67	67	67	66	64	64	64	64	63	62	61	60	58	57	56	55
Fri	54	54	53	52	52	51	50	47	47	45	43	42	45	45	44	42	43	44	45	45	45	44	44	44
Sat	50	52	54	55	55	57	57	59	59	60	61	63	64	65	67	69	70	72	73	75	77	80	82	83
Sun	82	81	80	80	80	80	80	79	79	79	79	79	79	80	79	78	77	76	74	72	70	67	65	64
Mon	64	64	63	62	61	60	59	59	58	57	56	55	54	51	47	45	44	42	43	45	46	46	44	45
Tue	45	46	46	46	45	45	45	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik24%36
ModerateSederhana76%115
UnhealthyTidak Sihat0%0
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 151 hourly station readings.

What it meant for this area

Panduan kesihatan mengikut kategori kualiti udara

Air quality is acceptable. People with asthma, heart or lung conditions should reduce prolonged or heavy outdoor exertion.

Kualiti udara sederhana. Pesakit asma, jantung atau paru-paru dinasihatkan mengurangkan aktiviti berat di luar bangunan.

Malaysia API scale · Skala IPU Malaysia
API	Category	Kategori
0–50	Good	Baik
51–100	Moderate	Sederhana
101–200	Unhealthy	Tidak Sihat
201–300	Very Unhealthy	Sangat Tidak Sihat
301+	Hazardous	Berbahaya

Nearby monitoring stations around Kemaman

Perbandingan purata mingguan dengan stesen berhampiran

Balok Baru Kuantan69.8 API
Moderate34 away
Paka103.3 API
Unhealthy37 away
Indera Mahkota Kuantan67.7 API
Moderate51 away
Kuala Terengganu58.9 API
Moderate121 away

Day	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Wed	91	89	89	88	88	87	86	85	84	83	83	82	82	81	80	78	76	75	74	73	73	73	72	71
Thu	70	71	69	69	68	68	68	68	67	67	67	66	64	64	64	64	63	62	61	60	58	57	56	55
Fri	54	54	53	52	52	51	50	47	47	45	43	42	45	45	44	42	43	44	45	45	45	44	44	44
Sat	50	52	54	55	55	57	57	59	59	60	61	63	64	65	67	69	70	72	73	75	77	80	82	83
Sun	82	81	80	80	80	80	80	79	79	79	79	79	79	80	79	78	77	76	74	72	70	67	65	64
Mon	64	64	63	62	61	60	59	59	58	57	56	55	54	51	47	45	44	42	43	45	46	46	44	45
Tue	45	46	46	46	45	45	45	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Day	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19	20	21	22	23
Wed	91	89	89	88	88	87	86	85	84	83	83	82	82	81	80	78	76	75	74	73	73	73	72	71
Thu	70	71	69	69	68	68	68	68	67	67	67	66	64	64	64	64	63	62	61	60	58	57	56	55
Fri	54	54	53	52	52	51	50	47	47	45	43	42	45	45	44	42	43	44	45	45	45	44	44	44
Sat	50	52	54	55	55	57	57	59	59	60	61	63	64	65	67	69	70	72	73	75	77	80	82	83
Sun	82	81	80	80	80	80	80	79	79	79	79	79	79	80	79	78	77	76	74	72	70	67	65	64
Mon	64	64	63	62	61	60	59	59	58	57	56	55	54	51	47	45	44	42	43	45	46	46	44	45
Tue	45	46	46	46	45	45	45	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—