30 Sep – 6 Oct 2026 · Malaysia

Port Dickson weekly air quality

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

106.7Weekly mean AQI · Unhealthy for Sensitive Groups

Official DOE API mean: 87.3. 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

155 eligible observations · 0 excluded.

+17.1 AQI compared with the previous week’s eligible mean of 89.6.

Peak AQI: 169 at Port Dickson · 30 Sept 2026, 00:00 (UTC+8).

Daily US AQI (PM2.5)

Low 61High 169AQI

30 Sept6 Oct

6 OctDaily mean · Peak 122111.4Avg AQI

Based on 11 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
2026-09-30	145.5Unhealthy for Sensitive Groups	169	24 / 0
2026-10-01	132.8Unhealthy for Sensitive Groups	143	24 / 0
2026-10-02	76.7Moderate	109	24 / 0
2026-10-03	73.8Moderate	88	24 / 0
2026-10-04	100.3Unhealthy for Sensitive Groups	107	24 / 0
2026-10-05	108.8Unhealthy for Sensitive Groups	115	24 / 0
2026-10-06	111.4Unhealthy for Sensitive Groups	122	11 / 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
2026-09-30	169	167	166	165	163	162	160	158	156	155	154	152	148	141	136	132	128	126	124	124	124	126	126	130
2026-10-01	132	132	134	136	138	139	140	142	143	143	142	142	141	139	136	134	132	128	126	122	120	118	115	113
2026-10-02	109	105	101	97	94	91	88	84	81	78	75	72	70	68	67	65	64	64	62	61	61	61	61	61
2026-10-03	62	62	64	64	65	67	68	70	71	71	71	72	74	74	75	77	78	80	81	83	83	84	86	88
2026-10-04	90	91	93	94	94	94	96	96	97	101	103	101	103	103	105	105	103	103	105	107	107	107	105	105
2026-10-05	103	103	101	103	103	105	107	109	109	109	111	111	111	113	115	115	115	113	113	111	109	109	107	107
2026-10-06	107	107	107	107	109	109	111	113	115	118	122	—	—	—	—	—	—	—	—	—	—	—	—	—

Observation categories

Good: 0

Moderate: 54

Unhealthy for Sensitive Groups: 89

Unhealthy: 12

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

Port Dickson air quality.
Weekly station review.

30 Sep – 6 Oct 20267 days · Negeri Sembilan

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Port Dickson, Negeri Sembilan

During the week of 30 Sep – 6 Oct 2026, air quality at Port Dickson averaged an Air Pollutant Index (API) of 87.3 (Moderate). Readings peaked at 164.

Station weekly average

87.3API

Moderate · Sederhana

Daily averages62.9 – 129.1 APIWed → Tue

Explore the week

Week's peak reading: 164UnhealthyPeak during 7-day window
Rank in Negeri Sembilan: #1of 3 stationsState avg: 107.6 API
Good to Moderate air: 85%of hourly readings155 readings recorded
National standing: #43of 68 stationsNational avg: 82.1 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 · 0–175 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, 30 Sep	129.1	93	164
Thu, 1 Oct	102.2	87	122
Fri, 2 Oct	64.8	54	85
Sat, 3 Oct	62.9	55	73
Sun, 4 Oct	80.4	74	84
Mon, 5 Oct	84.9	81	88
Tue, 6 Oct	86.3	84	92

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 Port Dickson shows local patterns like traffic peaks and afternoon haze accumulation.

0255075100125150175APIBrighter cells ran hazier than the rest of this week (54 – 164 API)

Haziest hour of the week: Wed at 00:00 MYT, averaging API 164 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	164	163	162	161	160	159	158	156	155	154	153	152	140	113	99	97	95	94	93	93	93	94	94	96
Thu	97	97	98	99	100	105	111	117	122	120	119	118	113	106	99	98	97	95	94	92	91	90	88	87
Fri	85	83	81	79	77	75	73	70	68	66	64	62	60	59	58	57	56	56	55	54	54	54	54	54
Sat	55	55	56	56	57	58	59	60	61	61	61	62	63	63	64	65	66	67	68	69	69	70	71	73
Sun	74	75	76	77	77	77	78	78	79	81	82	81	82	82	83	83	82	82	83	84	84	84	83	83
Mon	82	82	81	82	82	83	84	85	85	85	86	86	86	87	88	88	88	87	87	86	85	85	84	84
Tue	84	84	84	84	85	85	86	87	88	90	92	—	—	—	—	—	—	—	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik0%0
ModerateSederhana85%132
UnhealthyTidak Sihat15%23
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 155 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 Port Dickson

Perbandingan purata mingguan dengan stesen berhampiran

Seremban109.3 API
Unhealthy33 away
Alor Gajah85.7 API
Moderate40 away
Bukit Rambai93.6 API
Moderate41 away
Nilai126.2 API
Unhealthy43 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	164	163	162	161	160	159	158	156	155	154	153	152	140	113	99	97	95	94	93	93	93	94	94	96
Thu	97	97	98	99	100	105	111	117	122	120	119	118	113	106	99	98	97	95	94	92	91	90	88	87
Fri	85	83	81	79	77	75	73	70	68	66	64	62	60	59	58	57	56	56	55	54	54	54	54	54
Sat	55	55	56	56	57	58	59	60	61	61	61	62	63	63	64	65	66	67	68	69	69	70	71	73
Sun	74	75	76	77	77	77	78	78	79	81	82	81	82	82	83	83	82	82	83	84	84	84	83	83
Mon	82	82	81	82	82	83	84	85	85	85	86	86	86	87	88	88	88	87	87	86	85	85	84	84
Tue	84	84	84	84	85	85	86	87	88	90	92	—	—	—	—	—	—	—	—	—	—	—	—	—

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	164	163	162	161	160	159	158	156	155	154	153	152	140	113	99	97	95	94	93	93	93	94	94	96
Thu	97	97	98	99	100	105	111	117	122	120	119	118	113	106	99	98	97	95	94	92	91	90	88	87
Fri	85	83	81	79	77	75	73	70	68	66	64	62	60	59	58	57	56	56	55	54	54	54	54	54
Sat	55	55	56	56	57	58	59	60	61	61	61	62	63	63	64	65	66	67	68	69	69	70	71	73
Sun	74	75	76	77	77	77	78	78	79	81	82	81	82	82	83	83	82	82	83	84	84	84	83	83
Mon	82	82	81	82	82	83	84	85	85	85	86	86	86	87	88	88	88	87	87	86	85	85	84	84
Tue	84	84	84	84	85	85	86	87	88	90	92	—	—	—	—	—	—	—	—	—	—	—	—	—