21 – 27 Oct 2026 · Malaysia

Kota Kinabalu weekly air quality

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

66.4Weekly mean AQI · Moderate

Official DOE API mean: 56.4. 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

145 eligible observations · 0 excluded.

-4.7 AQI compared with the previous week’s eligible mean of 71.1.

Peak AQI: 103 at Kota Kinabalu · 24 Oct 2026, 16:00 (UTC+8).

Daily US AQI (PM2.5)

Low 32High 103AQI

21 Oct27 Oct

27 OctDaily mean · Peak 4949Avg AQI

Based on 1 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	59Moderate	61	24 / 0
2026-10-22	60.3Moderate	64	24 / 0
2026-10-23	69.9Moderate	77	24 / 0
2026-10-24	90.5Moderate	103	24 / 0
2026-10-25	76.7Moderate	96	24 / 0
2026-10-26	42.8Good	55	24 / 0
2026-10-27	49Good	49	1 / 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	58	58	58	58	58	58	58	58	58	57	58	58	59	58	59	59	61	61	61	59	61	61	61	61
2026-10-22	61	59	59	59	59	59	59	59	59	59	59	59	59	61	61	61	61	61	62	62	62	62	62	64
2026-10-23	64	64	65	65	65	67	67	67	68	71	70	71	71	71	70	70	71	72	72	74	75	75	75	77
2026-10-24	77	78	78	80	81	81	84	86	87	87	90	91	93	94	97	99	103	101	99	97	97	99	97	96
2026-10-25	96	96	94	93	91	90	88	87	84	81	80	77	75	74	72	71	67	65	65	62	61	58	57	56
2026-10-26	55	55	54	53	52	51	49	48	47	45	41	40	36	34	33	32	32	32	33	36	37	41	45	47
2026-10-27	49	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Observation categories

Good: 19

Moderate: 124

Unhealthy for Sensitive Groups: 2

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

Kota Kinabalu air quality.
Weekly station review.

21 – 27 Oct 20267 days · Sabah

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Kota Kinabalu, Sabah

During the week of 21 – 27 Oct 2026, air quality at Kota Kinabalu averaged an Air Pollutant Index (API) of 56.4 (Moderate). Readings peaked at 82.

Station weekly average

56.4API

Moderate · Sederhana

Daily averages33.1 – 74.3 APIWed → Tue

Explore the week

Week's peak reading: 82ModeratePeak during 7-day window
Rank in Sabah: #2of 6 stationsState avg: 61 API
Good to Moderate air: 100%of hourly readings145 readings recorded
National standing: #14of 68 stationsNational avg: 84.4 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	52.7	51	54
Thu, 22 Oct	53.8	53	56
Fri, 23 Oct	60.2	56	65
Sat, 24 Oct	74.3	65	82
Sun, 25 Oct	64.9	50	78
Mon, 26 Oct	33.1	24	47
Tue, 27 Oct	37	37	37

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 Kota Kinabalu shows local patterns like traffic peaks and afternoon haze accumulation.

0255075100APIBrighter cells ran hazier than the rest of this week (24 – 82 API)

Haziest hour of the week: Sat at 16:00 MYT, averaging API 82 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	52	52	52	52	52	52	52	52	52	51	52	52	53	52	53	53	54	54	54	53	54	54	54	54
Thu	54	53	53	53	53	53	53	53	53	53	53	53	53	54	54	54	54	54	55	55	55	55	55	56
Fri	56	56	57	57	57	58	58	58	59	61	60	61	61	61	60	60	61	62	62	63	64	64	64	65
Sat	65	66	66	67	68	68	70	71	72	72	74	75	76	77	79	80	82	81	80	79	79	80	79	78
Sun	78	78	77	76	75	74	73	72	70	68	67	65	64	63	62	61	58	57	57	55	54	52	51	50
Mon	47	46	45	43	41	39	37	36	35	34	31	30	27	26	25	24	24	24	25	27	28	31	34	35
Tue	37	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik18%26
ModerateSederhana82%119
UnhealthyTidak Sihat0%0
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 145 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 Kota Kinabalu

Perbandingan purata mingguan dengan stesen berhampiran

Politeknik Kota Kinabalu58.3 API
Moderate27 away
Kimanis50.1 API
Moderate36 away
Keningau71.7 API
Moderate61 away
Labuan65.6 API
Moderate112 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	52	52	52	52	52	52	52	52	52	51	52	52	53	52	53	53	54	54	54	53	54	54	54	54
Thu	54	53	53	53	53	53	53	53	53	53	53	53	53	54	54	54	54	54	55	55	55	55	55	56
Fri	56	56	57	57	57	58	58	58	59	61	60	61	61	61	60	60	61	62	62	63	64	64	64	65
Sat	65	66	66	67	68	68	70	71	72	72	74	75	76	77	79	80	82	81	80	79	79	80	79	78
Sun	78	78	77	76	75	74	73	72	70	68	67	65	64	63	62	61	58	57	57	55	54	52	51	50
Mon	47	46	45	43	41	39	37	36	35	34	31	30	27	26	25	24	24	24	25	27	28	31	34	35
Tue	37	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

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	52	52	52	52	52	52	52	52	52	51	52	52	53	52	53	53	54	54	54	53	54	54	54	54
Thu	54	53	53	53	53	53	53	53	53	53	53	53	53	54	54	54	54	54	55	55	55	55	55	56
Fri	56	56	57	57	57	58	58	58	59	61	60	61	61	61	60	60	61	62	62	63	64	64	64	65
Sat	65	66	66	67	68	68	70	71	72	72	74	75	76	77	79	80	82	81	80	79	79	80	79	78
Sun	78	78	77	76	75	74	73	72	70	68	67	65	64	63	62	61	58	57	57	55	54	52	51	50
Mon	47	46	45	43	41	39	37	36	35	34	31	30	27	26	25	24	24	24	25	27	28	31	34	35
Tue	37	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—