14 – 20 Oct 2026 · Malaysia

Perlis weekly air quality

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

65.5Weekly mean AQI · Moderate

Official DOE API mean: 57.1. 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.

-9 AQI compared with the previous week’s eligible mean of 74.5.

Peak AQI: 78 at Kangar · 17 Oct 2026, 05:00 (UTC+8).

Daily US AQI (PM2.5)

Low 55High 78AQI

14 Oct20 Oct

20 OctDaily mean · Peak 6461.1Avg 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	57.7Moderate	61	24 / 0
2026-10-15	66.6Moderate	74	24 / 0
2026-10-16	70.5Moderate	72	24 / 0
2026-10-17	75.4Moderate	78	24 / 0
2026-10-18	67.8Moderate	72	24 / 0
2026-10-19	59.2Moderate	62	24 / 0
2026-10-20	61.1Moderate	64	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	61	61	61	59	59	58	58	58	58	57	56	56	56	55	56	57	58	57	57	57	57	56	58	58
2026-10-15	59	59	58	59	62	62	62	64	65	65	67	67	70	70	71	70	71	70	70	71	71	74	71	71
2026-10-16	71	71	71	71	70	70	70	70	68	68	70	70	70	70	70	71	70	71	72	72	72	71	71	71
2026-10-17	72	74	77	77	77	78	78	78	78	78	78	78	77	75	74	74	74	72	72	72	74	74	74	74
2026-10-18	72	71	70	70	70	68	68	68	67	67	65	67	67	68	68	68	68	68	68	67	67	65	65	64
2026-10-19	62	62	62	61	59	59	59	58	58	58	59	58	59	59	59	58	58	57	59	59	58	59	59	61
2026-10-20	61	61	62	64	64	64	64	64	64	64	62	62	62	62	61	61	61	59	58	58	58	58	57	56

Observation categories

Good: 0

Moderate: 168

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

Stations by US AQI

Sorted by eligible mean AQI. Counts show the available coverage.

Location	Mean AQI	Peak AQI	Official DOE API mean	Eligible / excluded
Kangar	65.5Moderate	78	57.1	168 / 0

Perlis air quality.
Weekly state review.

14 – 20 Oct 20267 days · 1 monitoring stations

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi negeri Perlis

Across Perlis, air quality for the week of 14 – 20 Oct 2026 averaged an Air Pollutant Index (API) of 57.1 (Moderate).

State weekly average

57.1API

Moderate · Sederhana

Daily averages51.4 – 64.1 APIWed → Tue

Explore the week

State's peak reading: 66KangarPeak reading across state
Cleanest area in state: 57.1KangarLowest weekly average
Good to Moderate air: 100%of all readings168 readings
National standing: #1of 16 states/territoriesNational avg: 108.7 API

Seven days of air quality in Perlis

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	51.4	48	54
Thu, 15 Oct	58	52	63
Fri, 16 Oct	60.5	59	62
Sat, 17 Oct	64.1	62	66
Sun, 18 Oct	58.7	56	62
Mon, 19 Oct	53	51	55
Tue, 20 Oct	54.1	50	56

Monitoring stations in Perlis

Kedudukan stesen pemantauan di seluruh negeri mengikut purata mingguan

Scale 0 – 80

Kangar57.1avg
Perlis
48Moderate66

The week, hour by hour

Purata negeri bagi setiap jam sepanjang tujuh hari

Read each row from midnight to 11pm, in Malaysia Time. Hourly state averages show when air quality shifted during each day of the week.

020406080APIBrighter cells ran hazier than the rest of this week (48 – 66 API)

Haziest hour of the week: Sat at 05:00 MYT, averaging API 66 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	54	54	54	53	53	52	52	52	52	51	50	50	49	48	49	51	52	51	51	51	51	49	52	52
Thu	53	53	52	53	55	55	55	56	57	57	58	58	60	60	61	60	61	60	60	61	61	63	61	61
Fri	61	61	61	61	60	60	60	60	59	59	60	60	60	60	60	61	60	61	62	62	62	61	61	61
Sat	62	63	65	65	65	66	66	66	66	66	66	66	65	64	63	63	63	62	62	62	63	63	63	63
Sun	62	61	60	60	60	59	59	59	58	58	57	58	58	59	59	59	59	59	59	58	58	57	57	56
Mon	55	55	55	54	53	53	53	52	52	52	53	52	53	53	53	52	52	51	53	53	52	53	53	54
Tue	54	54	55	56	56	56	56	56	56	56	55	55	55	55	54	54	54	53	52	52	52	52	51	50

How readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik4%7
ModerateSederhana96%161
UnhealthyTidak Sihat0%0
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 168 hourly station readings.

Health guidelines

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

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	54	54	54	53	53	52	52	52	52	51	50	50	49	48	49	51	52	51	51	51	51	49	52	52
Thu	53	53	52	53	55	55	55	56	57	57	58	58	60	60	61	60	61	60	60	61	61	63	61	61
Fri	61	61	61	61	60	60	60	60	59	59	60	60	60	60	60	61	60	61	62	62	62	61	61	61
Sat	62	63	65	65	65	66	66	66	66	66	66	66	65	64	63	63	63	62	62	62	63	63	63	63
Sun	62	61	60	60	60	59	59	59	58	58	57	58	58	59	59	59	59	59	59	58	58	57	57	56
Mon	55	55	55	54	53	53	53	52	52	52	53	52	53	53	53	52	52	51	53	53	52	53	53	54
Tue	54	54	55	56	56	56	56	56	56	56	55	55	55	55	54	54	54	53	52	52	52	52	51	50

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	54	54	54	53	53	52	52	52	52	51	50	50	49	48	49	51	52	51	51	51	51	49	52	52
Thu	53	53	52	53	55	55	55	56	57	57	58	58	60	60	61	60	61	60	60	61	61	63	61	61
Fri	61	61	61	61	60	60	60	60	59	59	60	60	60	60	60	61	60	61	62	62	62	61	61	61
Sat	62	63	65	65	65	66	66	66	66	66	66	66	65	64	63	63	63	62	62	62	63	63	63	63
Sun	62	61	60	60	60	59	59	59	58	58	57	58	58	59	59	59	59	59	59	58	58	57	57	56
Mon	55	55	55	54	53	53	53	52	52	52	53	52	53	53	53	52	52	51	53	53	52	53	53	54
Tue	54	54	55	56	56	56	56	56	56	56	55	55	55	55	54	54	54	53	52	52	52	52	51	50