21 – 27 Oct 2026 · Malaysia

Bukit Rambai weekly air quality

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

131.9Weekly mean AQI · Unhealthy for Sensitive Groups

Official DOE API mean: 123.7. 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

150 eligible observations · 0 excluded.

-45.2 AQI compared with the previous week’s eligible mean of 177.1.

Peak AQI: 182 at Bukit Rambai · 21 Oct 2026, 06:00 (UTC+8).

Daily US AQI (PM2.5)

Low 47High 182AQI

21 Oct27 Oct

27 OctDaily mean · Peak 6157.8Avg AQI

Based on 6 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	180.5Unhealthy	182	24 / 0
2026-10-22	158.1Unhealthy	175	24 / 0
2026-10-23	151.3Unhealthy	156	24 / 0
2026-10-24	163.6Unhealthy	167	24 / 0
2026-10-25	105.4Unhealthy for Sensitive Groups	162	24 / 0
2026-10-26	51.1Moderate	55	24 / 0
2026-10-27	57.8Moderate	61	6 / 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	178	179	179	181	181	181	182	182	182	182	182	181	181	181	179	177	179	181	182	182	182	181	179	177
2026-10-22	175	174	173	170	169	167	166	165	163	162	160	159	159	158	158	159	158	154	149	140	141	139	138	139
2026-10-23	140	142	146	149	151	152	152	151	151	151	152	152	152	152	152	151	152	152	154	154	155	156	156	156
2026-10-24	158	158	158	159	159	160	162	163	166	166	166	166	166	166	166	167	167	166	166	166	165	165	163	163
2026-10-25	162	159	156	154	151	143	134	128	120	111	107	103	99	94	90	86	81	77	72	70	65	61	55	51
2026-10-26	47	47	49	48	51	51	51	49	48	52	52	52	51	52	51	51	52	51	52	52	54	54	55	55
2026-10-27	55	57	57	58	59	61	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

Observation categories

Good: 6

Moderate: 36

Unhealthy for Sensitive Groups: 17

Unhealthy: 91

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

Bukit Rambai air quality.
Weekly station review.

21 – 27 Oct 20267 days · Melaka

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Bukit Rambai, Melaka

During the week of 21 – 27 Oct 2026, air quality at Bukit Rambai averaged an Air Pollutant Index (API) of 123.7 (Unhealthy). Readings peaked at 174.

Station weekly average

123.7API

Unhealthy · Tidak Sihat

Daily averages39.5 – 172.8 APIWed → Tue

Explore the week

Week's peak reading: 174UnhealthyPeak during 7-day window
Rank in Melaka: #3of 3 stationsState avg: 115.1 API
Good to Moderate air: 33%of hourly readings150 readings recorded
National standing: #64of 68 stationsNational avg: 83.4 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 · 0–200 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	172.8	170	174
Thu, 22 Oct	148.5	100	169
Fri, 23 Oct	148.2	110	155
Sat, 24 Oct	160.3	156	163
Sun, 25 Oct	91.1	39	159
Mon, 26 Oct	39.5	35	47
Tue, 27 Oct	51.5	48	54

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 Bukit Rambai shows local patterns like traffic peaks and afternoon haze accumulation.

050100150200APIBrighter cells ran hazier than the rest of this week (35 – 174 API)

Haziest hour of the week: Wed at 06:00 MYT, averaging API 174 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	171	172	172	173	173	173	174	174	174	174	174	173	173	173	172	170	172	173	174	174	174	173	172	170
Thu	169	168	167	165	164	163	162	161	160	159	158	157	157	156	156	157	156	153	144	110	112	104	100	105
Fri	110	119	133	146	151	152	152	151	151	151	152	152	152	152	152	151	152	152	153	153	154	155	155	155
Sat	156	156	156	157	157	158	159	160	162	162	162	162	162	162	162	163	163	162	162	162	161	161	160	160
Sun	159	157	155	153	151	121	98	95	91	86	84	82	80	77	74	71	68	65	62	60	57	54	48	39
Mon	35	35	37	36	38	38	38	37	36	40	40	40	39	40	39	39	40	39	40	40	44	45	47	47
Tue	48	51	51	52	53	54	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

How the readings split

Pecahan bacaan mengikut kategori IPU

GoodBaik18%27
ModerateSederhana15%22
UnhealthyTidak Sihat67%101
Very UnhealthySangat Tidak Sihat0%0
HazardousBerbahaya0%0

Based on 150 hourly station readings.

What it meant for this area

Panduan kesihatan mengikut kategori kualiti udara

Limit prolonged outdoor activity. Children, older adults, pregnant women and people with respiratory or heart conditions should stay indoors where possible. A well-fitted N95 mask helps outdoors.

Hadkan aktiviti luar yang berpanjangan. Kanak-kanak, warga emas, ibu mengandung dan pesakit pernafasan atau jantung dinasihatkan berada di dalam bangunan. Pelitup muka N95 membantu di luar.

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 Bukit Rambai

Perbandingan purata mingguan dengan stesen berhampiran

Bandaraya Melaka113.7 API
Unhealthy11 away
Alor Gajah107.9 API
Unhealthy12 away
Port Dickson103.9 API
Unhealthy41 away
Tangkak122.5 API
Unhealthy42 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	171	172	172	173	173	173	174	174	174	174	174	173	173	173	172	170	172	173	174	174	174	173	172	170
Thu	169	168	167	165	164	163	162	161	160	159	158	157	157	156	156	157	156	153	144	110	112	104	100	105
Fri	110	119	133	146	151	152	152	151	151	151	152	152	152	152	152	151	152	152	153	153	154	155	155	155
Sat	156	156	156	157	157	158	159	160	162	162	162	162	162	162	162	163	163	162	162	162	161	161	160	160
Sun	159	157	155	153	151	121	98	95	91	86	84	82	80	77	74	71	68	65	62	60	57	54	48	39
Mon	35	35	37	36	38	38	38	37	36	40	40	40	39	40	39	39	40	39	40	40	44	45	47	47
Tue	48	51	51	52	53	54	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—

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	171	172	172	173	173	173	174	174	174	174	174	173	173	173	172	170	172	173	174	174	174	173	172	170
Thu	169	168	167	165	164	163	162	161	160	159	158	157	157	156	156	157	156	153	144	110	112	104	100	105
Fri	110	119	133	146	151	152	152	151	151	151	152	152	152	152	152	151	152	152	153	153	154	155	155	155
Sat	156	156	156	157	157	158	159	160	162	162	162	162	162	162	162	163	163	162	162	162	161	161	160	160
Sun	159	157	155	153	151	121	98	95	91	86	84	82	80	77	74	71	68	65	62	60	57	54	48	39
Mon	35	35	37	36	38	38	38	37	36	40	40	40	39	40	39	39	40	39	40	40	44	45	47	47
Tue	48	51	51	52	53	54	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—