14 – 20 Oct 2026 · Malaysia

Sibu weekly air quality

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

86.6Weekly mean AQI · Moderate

Official DOE API mean: 71.3. 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.

-0.1 AQI compared with the previous week’s eligible mean of 86.7.

Peak AQI: 124 at Sibu · 14 Oct 2026, 12:00 (UTC+8).

Daily US AQI (PM2.5)

Low 61High 124AQI

14 Oct20 Oct

20 OctDaily mean · Peak 9785.9Avg 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	112.9Unhealthy for Sensitive Groups	124	24 / 0
2026-10-15	81.8Moderate	99	24 / 0
2026-10-16	65Moderate	72	24 / 0
2026-10-17	70.5Moderate	86	24 / 0
2026-10-18	96.2Moderate	103	24 / 0
2026-10-19	94Moderate	99	24 / 0
2026-10-20	85.9Moderate	97	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	101	103	105	107	109	111	113	115	117	118	120	122	124	122	122	120	117	115	113	113	111	107	103	101
2026-10-15	99	97	94	93	90	88	86	84	83	81	81	78	78	78	77	77	77	77	74	74	74	74	74	74
2026-10-16	72	71	71	70	68	68	68	68	68	67	65	64	62	61	62	62	61	61	62	62	62	62	62	62
2026-10-17	62	64	65	65	67	67	67	67	67	67	67	68	68	70	68	70	71	72	74	77	78	81	83	86
2026-10-18	87	88	90	91	93	94	96	97	99	99	101	101	103	101	103	101	101	99	97	96	94	93	93	91
2026-10-19	91	90	90	90	90	90	90	90	90	90	90	91	93	94	97	99	99	97	99	99	99	99	99	99
2026-10-20	97	97	96	96	96	94	94	93	93	91	90	88	87	86	81	80	78	78	77	77	75	74	72	71

Observation categories

Good: 0

Moderate: 137

Unhealthy for Sensitive Groups: 31

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

Sibu air quality.
Weekly station review.

14 – 20 Oct 20267 days · Sarawak

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

During the week of 14 – 20 Oct 2026, air quality at Sibu averaged an Air Pollutant Index (API) of 71.3 (Moderate). Readings peaked at 93.

Station weekly average

71.3API

Moderate · Sederhana

Daily averages57 – 87.1 APIWed → Tue

Explore the week

Week's peak reading: 93ModeratePeak during 7-day window
Rank in Sarawak: #8of 13 stationsState avg: 75.6 API
Good to Moderate air: 100%of hourly readings168 readings recorded
National standing: #21of 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 · 0–100 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, 14 Oct	87.1	81	93
Thu, 15 Oct	68.4	63	80
Fri, 16 Oct	57	54	62
Sat, 17 Oct	60.5	55	71
Sun, 18 Oct	78.1	72	82
Mon, 19 Oct	76.7	74	80
Tue, 20 Oct	71.3	61	79

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

0255075100APIBrighter cells ran hazier than the rest of this week (54 – 93 API)

Haziest hour of the week: Wed at 12:00 MYT, averaging API 93 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	81	82	83	84	85	86	87	88	89	90	91	92	93	92	92	91	89	88	87	87	86	84	82	81
Thu	80	79	77	76	74	73	71	70	69	68	68	66	66	66	65	65	65	65	63	63	63	63	63	63
Fri	62	61	61	60	59	59	59	59	59	58	57	56	55	54	55	55	54	54	55	55	55	55	55	55
Sat	55	56	57	57	58	58	58	58	58	58	58	59	59	60	59	60	61	62	63	65	66	68	69	71
Sun	72	73	74	75	76	77	78	79	80	80	81	81	82	81	82	81	81	80	79	78	77	76	76	75
Mon	75	74	74	74	74	74	74	74	74	74	74	75	76	77	79	80	80	79	80	80	80	80	80	80
Tue	79	79	78	78	78	77	77	76	76	75	74	73	72	71	68	67	66	66	65	65	64	63	62	61

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik0%0
ModerateSederhana100%168
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 Sibu

Perbandingan purata mingguan dengan stesen berhampiran

Sarikei67.7 API
Moderate40 away
Mukah66.8 API
Moderate65 away
Kapit64.3 API
Moderate126 away
Sri Aman89.3 API
Moderate128 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	81	82	83	84	85	86	87	88	89	90	91	92	93	92	92	91	89	88	87	87	86	84	82	81
Thu	80	79	77	76	74	73	71	70	69	68	68	66	66	66	65	65	65	65	63	63	63	63	63	63
Fri	62	61	61	60	59	59	59	59	59	58	57	56	55	54	55	55	54	54	55	55	55	55	55	55
Sat	55	56	57	57	58	58	58	58	58	58	58	59	59	60	59	60	61	62	63	65	66	68	69	71
Sun	72	73	74	75	76	77	78	79	80	80	81	81	82	81	82	81	81	80	79	78	77	76	76	75
Mon	75	74	74	74	74	74	74	74	74	74	74	75	76	77	79	80	80	79	80	80	80	80	80	80
Tue	79	79	78	78	78	77	77	76	76	75	74	73	72	71	68	67	66	66	65	65	64	63	62	61

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	81	82	83	84	85	86	87	88	89	90	91	92	93	92	92	91	89	88	87	87	86	84	82	81
Thu	80	79	77	76	74	73	71	70	69	68	68	66	66	66	65	65	65	65	63	63	63	63	63	63
Fri	62	61	61	60	59	59	59	59	59	58	57	56	55	54	55	55	54	54	55	55	55	55	55	55
Sat	55	56	57	57	58	58	58	58	58	58	58	59	59	60	59	60	61	62	63	65	66	68	69	71
Sun	72	73	74	75	76	77	78	79	80	80	81	81	82	81	82	81	81	80	79	78	77	76	76	75
Mon	75	74	74	74	74	74	74	74	74	74	74	75	76	77	79	80	80	79	80	80	80	80	80	80
Tue	79	79	78	78	78	77	77	76	76	75	74	73	72	71	68	67	66	66	65	65	64	63	62	61