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14 – 20 Oct 2026 · Malaysia

Seremban weekly air quality

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

176Weekly mean AQI · Unhealthy

Official DOE API mean: 169.5. 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.

+1.2 AQI compared with the previous week’s eligible mean of 174.8.

Peak AQI: 194 at Seremban · 15 Oct 2026, 02:00 (UTC+8).

Daily US AQI (PM2.5)

Low 158High 194AQI
0100200
14 Oct20 Oct
20 OctDaily mean · Peak 167162.7Avg 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.

DayMean AQIPeak AQIEligible / excluded
2026-10-14167Unhealthy19024 / 0
2026-10-15191.5Unhealthy19424 / 0
2026-10-16185.4Unhealthy19224 / 0
2026-10-17180.6Unhealthy18624 / 0
2026-10-18175.8Unhealthy18224 / 0
2026-10-19169.2Unhealthy17524 / 0
2026-10-20162.7Unhealthy16724 / 0

Hourly means (UTC+8)

Day01234567891011121314151617181920212223
2026-10-14159159159159160160162162163163163163163165165166167169171174178182186190
2026-10-15192193194194193193193193193193193193194194194193193192192189186185184184
2026-10-16184185186188189190192192192192190189189186185184182182179179179179178178
2026-10-17175175175175175175177177178179182182185184185186185185184184184184182182
2026-10-18182182181179179178178177175175173174173174173173171173174174175175175175
2026-10-19175175175175175174173171170169167167166166166167169167167166165165165165
2026-10-20163163162162162162162162162163165165166166167166165163162160160159159158

Observation categories

Good: 0

Moderate: 0

Unhealthy for Sensitive Groups: 0

Unhealthy: 168

Very Unhealthy: 0

Hazardous: 0

US AQI scale
AQICategory
0–50Good
51–100Moderate
101–150Unhealthy for Sensitive Groups
151–200Unhealthy
201–300Very Unhealthy
301+Hazardous
View the official DOE API report
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Seremban air quality.
Weekly city review.

7 days · Negeri Sembilan

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi bandar Seremban, Negeri Sembilan

Seremban air quality averaged an Air Pollutant Index (API) of 169.5 (Unhealthy) during the week of 14 – 20 Oct 2026, monitored via the Seremban station.

City weekly average

169.5API

Unhealthy · Tidak Sihat

Daily averages159.6 – 180.9 APIWed → Tue
Explore the week
Week's highest reading
183UnhealthyPeak reading during period
Monitoring station
SerembanNegeri SembilanRepresentative station
Good to Moderate air
0%of hourly readings168 readings recorded
State & National context
166.9 APINegeri Sembilan avgNational avg: 108.7 API

The week, hour by hour

Purata setiap jam sepanjang tujuh hari di stesen berkaitan

Hourly readings at Seremban indicate typical diurnal trends such as morning traffic and afternoon dispersion in Seremban.

WedWed 00:00 MYT — API 157Wed 01:00 MYT — API 157Wed 02:00 MYT — API 157Wed 03:00 MYT — API 157Wed 04:00 MYT — API 158Wed 05:00 MYT — API 158Wed 06:00 MYT — API 159Wed 07:00 MYT — API 159Wed 08:00 MYT — API 160Wed 09:00 MYT — API 160Wed 10:00 MYT — API 160Wed 11:00 MYT — API 160Wed 12:00 MYT — API 160Wed 13:00 MYT — API 161Wed 14:00 MYT — API 161Wed 15:00 MYT — API 162Wed 16:00 MYT — API 163Wed 17:00 MYT — API 164Wed 18:00 MYT — API 166Wed 19:00 MYT — API 168Wed 20:00 MYT — API 171Wed 21:00 MYT — API 174Wed 22:00 MYT — API 177Wed 23:00 MYT — API 180ThuThu 00:00 MYT — API 181Thu 01:00 MYT — API 182Thu 02:00 MYT — API 183Thu 03:00 MYT — API 183Thu 04:00 MYT — API 182Thu 05:00 MYT — API 182Thu 06:00 MYT — API 182Thu 07:00 MYT — API 182Thu 08:00 MYT — API 182Thu 09:00 MYT — API 182Thu 10:00 MYT — API 182Thu 11:00 MYT — API 182Thu 12:00 MYT — API 183Thu 13:00 MYT — API 183Thu 14:00 MYT — API 183Thu 15:00 MYT — API 182Thu 16:00 MYT — API 182Thu 17:00 MYT — API 181Thu 18:00 MYT — API 181Thu 19:00 MYT — API 179Thu 20:00 MYT — API 177Thu 21:00 MYT — API 176Thu 22:00 MYT — API 175Thu 23:00 MYT — API 175FriFri 00:00 MYT — API 175Fri 01:00 MYT — API 176Fri 02:00 MYT — API 177Fri 03:00 MYT — API 178Fri 04:00 MYT — API 179Fri 05:00 MYT — API 180Fri 06:00 MYT — API 181Fri 07:00 MYT — API 181Fri 08:00 MYT — API 181Fri 09:00 MYT — API 181Fri 10:00 MYT — API 180Fri 11:00 MYT — API 179Fri 12:00 MYT — API 179Fri 13:00 MYT — API 177Fri 14:00 MYT — API 176Fri 15:00 MYT — API 175Fri 16:00 MYT — API 174Fri 17:00 MYT — API 174Fri 18:00 MYT — API 172Fri 19:00 MYT — API 172Fri 20:00 MYT — API 172Fri 21:00 MYT — API 172Fri 22:00 MYT — API 171Fri 23:00 MYT — API 171SatSat 00:00 MYT — API 169Sat 01:00 MYT — API 169Sat 02:00 MYT — API 169Sat 03:00 MYT — API 169Sat 04:00 MYT — API 169Sat 05:00 MYT — API 169Sat 06:00 MYT — API 170Sat 07:00 MYT — API 170Sat 08:00 MYT — API 171Sat 09:00 MYT — API 172Sat 10:00 MYT — API 174Sat 11:00 MYT — API 174Sat 12:00 MYT — API 176Sat 13:00 MYT — API 175Sat 14:00 MYT — API 176Sat 15:00 MYT — API 177Sat 16:00 MYT — API 176Sat 17:00 MYT — API 176Sat 18:00 MYT — API 175Sat 19:00 MYT — API 175Sat 20:00 MYT — API 175Sat 21:00 MYT — API 175Sat 22:00 MYT — API 174Sat 23:00 MYT — API 174SunSun 00:00 MYT — API 174Sun 01:00 MYT — API 174Sun 02:00 MYT — API 173Sun 03:00 MYT — API 172Sun 04:00 MYT — API 172Sun 05:00 MYT — API 171Sun 06:00 MYT — API 171Sun 07:00 MYT — API 170Sun 08:00 MYT — API 169Sun 09:00 MYT — API 169Sun 10:00 MYT — API 167Sun 11:00 MYT — API 168Sun 12:00 MYT — API 167Sun 13:00 MYT — API 168Sun 14:00 MYT — API 167Sun 15:00 MYT — API 167Sun 16:00 MYT — API 166Sun 17:00 MYT — API 167Sun 18:00 MYT — API 168Sun 19:00 MYT — API 168Sun 20:00 MYT — API 169Sun 21:00 MYT — API 169Sun 22:00 MYT — API 169Sun 23:00 MYT — API 169MonMon 00:00 MYT — API 169Mon 01:00 MYT — API 169Mon 02:00 MYT — API 169Mon 03:00 MYT — API 169Mon 04:00 MYT — API 169Mon 05:00 MYT — API 168Mon 06:00 MYT — API 167Mon 07:00 MYT — API 166Mon 08:00 MYT — API 165Mon 09:00 MYT — API 164Mon 10:00 MYT — API 163Mon 11:00 MYT — API 163Mon 12:00 MYT — API 162Mon 13:00 MYT — API 162Mon 14:00 MYT — API 162Mon 15:00 MYT — API 163Mon 16:00 MYT — API 164Mon 17:00 MYT — API 163Mon 18:00 MYT — API 163Mon 19:00 MYT — API 162Mon 20:00 MYT — API 161Mon 21:00 MYT — API 161Mon 22:00 MYT — API 161Mon 23:00 MYT — API 161TueTue 00:00 MYT — API 160Tue 01:00 MYT — API 160Tue 02:00 MYT — API 159Tue 03:00 MYT — API 159Tue 04:00 MYT — API 159Tue 05:00 MYT — API 159Tue 06:00 MYT — API 159Tue 07:00 MYT — API 159Tue 08:00 MYT — API 159Tue 09:00 MYT — API 160Tue 10:00 MYT — API 161Tue 11:00 MYT — API 161Tue 12:00 MYT — API 162Tue 13:00 MYT — API 162Tue 14:00 MYT — API 163Tue 15:00 MYT — API 162Tue 16:00 MYT — API 161Tue 17:00 MYT — API 160Tue 18:00 MYT — API 159Tue 19:00 MYT — API 158Tue 20:00 MYT — API 158Tue 21:00 MYT — API 157Tue 22:00 MYT — API 157Tue 23:00 MYT — API 1560003060912151821
050100150200APIBrighter cells ran hazier than the rest of this week (156 – 183 API)

Haziest hour of the week: Thu at 02:00 MYT, averaging API 183 nationwide.

View the hourly figures as a table
National average API by hour, Malaysia Time
Day000102030405060708091011121314151617181920212223
Wed157157157157158158159159160160160160160161161162163164166168171174177180
Thu181182183183182182182182182182182182183183183182182181181179177176175175
Fri175176177178179180181181181181180179179177176175174174172172172172171171
Sat169169169169169169170170171172174174176175176177176176175175175175174174
Sun174174173172172171171170169169167168167168167167166167168168169169169169
Mon169169169169169168167166165164163163162162162163164163163162161161161161
Tue160160159159159159159159159160161161162162163162161160159158158157157156

How readings split

Pecahan bacaan mengikut kategori IPU

Unhealthy: 100% (168 readings)100%Unhealthy
  • GoodBaik0%0
  • ModerateSederhana0%0
  • UnhealthyTidak Sihat100%168
  • Very UnhealthySangat Tidak Sihat0%0
  • HazardousBerbahaya0%0

Based on 168 hourly station readings.

Health advisory

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
APICategoryKategori
0–50GoodBaik
51–100ModerateSederhana
101–200UnhealthyTidak Sihat
201–300Very UnhealthySangat Tidak Sihat
301+HazardousBerbahaya

Comparison with nearby cities

Perbandingan purata kualiti udara mingguan dengan bandar berdekatan