14 – 20 Oct 2026 · Malaysia

Limbang weekly air quality

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

64.8Weekly mean AQI · Moderate

Official DOE API mean: 54.1. 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

168 eligible observations · 0 excluded.

-19.4 AQI compared with the previous week’s eligible mean of 84.2.

Peak AQI: 90 at Limbang · 14 Oct 2026, 10:00 (UTC+8).

Daily US AQI (PM2.5)

Low 44High 90AQI

14 Oct20 Oct

20 OctDaily mean · Peak 5350.3Avg AQI

Based on 24 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
2026-10-14	88.2Moderate	90	24 / 0
2026-10-15	86.3Moderate	90	24 / 0
2026-10-16	65.3Moderate	75	24 / 0
2026-10-17	56.4Moderate	59	24 / 0
2026-10-18	55.6Moderate	58	24 / 0
2026-10-19	51.3Moderate	57	24 / 0
2026-10-20	50.3Moderate	53	24 / 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
2026-10-14	83	84	84	86	87	87	87	87	88	88	90	90	90	90	90	90	90	90	90	88	90	90	90	88
2026-10-15	88	88	88	88	88	88	88	88	88	88	90	88	87	88	88	88	88	88	87	84	81	80	78	77
2026-10-16	75	74	72	72	71	71	70	70	68	67	65	65	65	64	62	61	59	57	59	59	61	61	61	59
2026-10-17	59	59	59	59	58	58	58	58	58	58	58	58	57	56	56	58	57	56	53	53	52	51	52	53
2026-10-18	53	53	54	54	54	55	54	54	54	55	55	55	56	56	56	56	57	57	58	58	58	58	58	57
2026-10-19	57	56	56	55	55	55	55	55	55	55	54	54	53	52	51	49	47	47	45	45	44	44	45	47
2026-10-20	47	48	48	49	49	49	49	48	47	47	48	51	49	52	53	52	52	52	53	53	53	53	52	52

Observation categories

Good: 21

Moderate: 147

Unhealthy for Sensitive Groups: 0

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

Limbang air quality.
Weekly station review.

14 – 20 Oct 20267 days · Sarawak

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Limbang, Sarawak

During the week of 14 – 20 Oct 2026, air quality at Limbang averaged an Air Pollutant Index (API) of 54.1 (Moderate). Readings peaked at 74.

Station weekly average

54.1API

Moderate · Sederhana

Daily averages38.7 – 72.8 APIWed → Tue

Explore the week

Week's peak reading: 74ModeratePeak during 7-day window
Rank in Sarawak: #1of 13 stationsState avg: 75.6 API
Good to Moderate air: 100%of hourly readings168 readings recorded
National standing: #1of 68 stationsNational avg: 108.7 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 · 0–80 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, 14 Oct	72.8	69	74
Thu, 15 Oct	71.8	65	74
Fri, 16 Oct	57.1	51	64
Sat, 17 Oct	49	39	53
Sun, 18 Oct	48.1	43	52
Mon, 19 Oct	41.5	33	51
Tue, 20 Oct	38.7	35	42

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 Limbang shows local patterns like traffic peaks and afternoon haze accumulation.

020406080APIBrighter cells ran hazier than the rest of this week (33 – 74 API)

Haziest hour of the week: Wed at 10:00 MYT, averaging API 74 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	69	70	70	71	72	72	72	72	73	73	74	74	74	74	74	74	74	74	74	73	74	74	74	73
Thu	73	73	73	73	73	73	73	73	73	73	74	73	72	73	73	73	73	73	72	70	68	67	66	65
Fri	64	63	62	62	61	61	60	60	59	58	57	57	57	56	55	54	53	51	53	53	54	54	54	53
Sat	53	53	53	53	52	52	52	52	52	52	52	52	51	50	49	52	51	50	42	42	40	39	40	42
Sun	43	43	44	45	45	46	45	45	45	46	48	47	49	50	50	50	51	51	52	52	52	52	52	51
Mon	51	50	49	47	47	47	46	46	47	47	45	44	42	40	38	37	35	35	34	34	33	33	34	35
Tue	35	36	36	37	37	37	37	36	35	35	36	39	37	40	42	41	41	41	42	42	42	42	41	41

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik43%72
ModerateSederhana57%96
UnhealthyTidak Sihat0%0
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 168 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 Limbang

Perbandingan purata mingguan dengan stesen berhampiran

Labuan64.7 API
Moderate65 away
ILP Miri60.5 API
Moderate111 away
Miri65.4 API
Moderate117 away
Kimanis58.2 API
Moderate134 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	69	70	70	71	72	72	72	72	73	73	74	74	74	74	74	74	74	74	74	73	74	74	74	73
Thu	73	73	73	73	73	73	73	73	73	73	74	73	72	73	73	73	73	73	72	70	68	67	66	65
Fri	64	63	62	62	61	61	60	60	59	58	57	57	57	56	55	54	53	51	53	53	54	54	54	53
Sat	53	53	53	53	52	52	52	52	52	52	52	52	51	50	49	52	51	50	42	42	40	39	40	42
Sun	43	43	44	45	45	46	45	45	45	46	48	47	49	50	50	50	51	51	52	52	52	52	52	51
Mon	51	50	49	47	47	47	46	46	47	47	45	44	42	40	38	37	35	35	34	34	33	33	34	35
Tue	35	36	36	37	37	37	37	36	35	35	36	39	37	40	42	41	41	41	42	42	42	42	41	41

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	69	70	70	71	72	72	72	72	73	73	74	74	74	74	74	74	74	74	74	73	74	74	74	73
Thu	73	73	73	73	73	73	73	73	73	73	74	73	72	73	73	73	73	73	72	70	68	67	66	65
Fri	64	63	62	62	61	61	60	60	59	58	57	57	57	56	55	54	53	51	53	53	54	54	54	53
Sat	53	53	53	53	52	52	52	52	52	52	52	52	51	50	49	52	51	50	42	42	40	39	40	42
Sun	43	43	44	45	45	46	45	45	45	46	48	47	49	50	50	50	51	51	52	52	52	52	52	51
Mon	51	50	49	47	47	47	46	46	47	47	45	44	42	40	38	37	35	35	34	34	33	33	34	35
Tue	35	36	36	37	37	37	37	36	35	35	36	39	37	40	42	41	41	41	42	42	42	42	41	41