14 – 20 Oct 2026 · Malaysia

Kulim Hi-Tech weekly air quality

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

85.8Weekly mean AQI · Moderate

Official DOE API mean: 71. 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.

-3.6 AQI compared with the previous week’s eligible mean of 89.4.

Peak AQI: 109 at Kulim Hi-Tech · 20 Oct 2026, 03:00 (UTC+8).

Daily US AQI (PM2.5)

Low 65High 109AQI

14 Oct20 Oct

20 OctDaily mean · Peak 109101.6Avg 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	81.3Moderate	94	24 / 0
2026-10-15	95.5Moderate	101	24 / 0
2026-10-16	85.1Moderate	87	24 / 0
2026-10-17	71.5Moderate	80	24 / 0
2026-10-18	74.6Moderate	80	24 / 0
2026-10-19	91.3Moderate	105	24 / 0
2026-10-20	101.6Unhealthy for Sensitive Groups	109	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	72	72	74	74	75	75	77	77	77	77	77	78	75	77	80	83	87	90	91	91	91	93	93	94
2026-10-15	94	96	96	96	97	97	99	99	99	99	97	99	101	101	101	99	96	93	91	90	88	88	88	88
2026-10-16	87	87	87	86	86	86	86	84	84	86	86	84	86	87	86	84	84	86	86	86	84	83	81	80
2026-10-17	80	78	78	77	75	75	74	74	74	74	72	72	72	68	70	68	67	65	65	65	67	68	68	70
2026-10-18	70	70	70	71	71	71	71	72	72	72	72	72	74	77	77	78	78	80	80	78	78	78	78	80
2026-10-19	80	81	81	81	83	83	84	84	86	86	87	87	90	91	94	96	97	99	101	101	103	105	105	105
2026-10-20	107	107	107	109	107	107	107	107	107	107	109	109	103	101	99	101	99	97	94	96	93	91	88	87

Observation categories

Good: 0

Moderate: 144

Unhealthy for Sensitive Groups: 24

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

Kulim Hi-Tech air quality.
Weekly station review.

14 – 20 Oct 20267 days · Kedah

Laporan mingguan Indeks Pencemaran Udara (IPU) bagi stesen Kulim Hi-Tech, Kedah

During the week of 14 – 20 Oct 2026, air quality at Kulim Hi-Tech averaged an Air Pollutant Index (API) of 71 (Moderate). Readings peaked at 85.

Station weekly average

71API

Moderate · Sederhana

Daily averages61.4 – 81 APIWed → Tue

Explore the week

Week's peak reading: 85ModeratePeak during 7-day window
Rank in Kedah: #3of 4 stationsState avg: 65.4 API
Good to Moderate air: 100%of hourly readings168 readings recorded
National standing: #20of 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	68.1	62	77
Thu, 15 Oct	77.8	73	81
Fri, 16 Oct	70.5	67	72
Sat, 17 Oct	61.4	57	67
Sun, 18 Oct	63.5	60	67
Mon, 19 Oct	74.6	67	83
Tue, 20 Oct	81	72	85

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 Kulim Hi-Tech shows local patterns like traffic peaks and afternoon haze accumulation.

0255075100APIBrighter cells ran hazier than the rest of this week (57 – 85 API)

Haziest hour of the week: Tue at 03:00 MYT, averaging API 85 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	62	62	63	63	64	64	65	65	65	65	65	66	64	65	67	69	72	74	75	75	75	76	76	77
Thu	77	78	78	78	79	79	80	80	80	80	79	80	81	81	81	80	78	76	75	74	73	73	73	73
Fri	72	72	72	71	71	71	71	70	70	71	71	70	71	72	71	70	70	71	71	71	70	69	68	67
Sat	67	66	66	65	64	64	63	63	63	63	62	62	62	59	60	59	58	57	57	57	58	59	59	60
Sun	60	60	60	61	61	61	61	62	62	62	62	62	63	65	65	66	66	67	67	66	66	66	66	67
Mon	67	68	68	68	69	69	70	70	71	71	72	72	74	75	77	78	79	80	81	81	82	83	83	83
Tue	84	84	84	85	84	84	84	84	84	84	85	85	82	81	80	81	80	79	77	78	76	75	73	72

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 Kulim Hi-Tech

Perbandingan purata mingguan dengan stesen berhampiran

Seberang Perai83.6 API
Moderate18 away
Seberang Jaya78.7 API
Moderate21 away
Sungai Petani75.1 API
Moderate29 away
Minden80.3 API
Moderate32 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	62	62	63	63	64	64	65	65	65	65	65	66	64	65	67	69	72	74	75	75	75	76	76	77
Thu	77	78	78	78	79	79	80	80	80	80	79	80	81	81	81	80	78	76	75	74	73	73	73	73
Fri	72	72	72	71	71	71	71	70	70	71	71	70	71	72	71	70	70	71	71	71	70	69	68	67
Sat	67	66	66	65	64	64	63	63	63	63	62	62	62	59	60	59	58	57	57	57	58	59	59	60
Sun	60	60	60	61	61	61	61	62	62	62	62	62	63	65	65	66	66	67	67	66	66	66	66	67
Mon	67	68	68	68	69	69	70	70	71	71	72	72	74	75	77	78	79	80	81	81	82	83	83	83
Tue	84	84	84	85	84	84	84	84	84	84	85	85	82	81	80	81	80	79	77	78	76	75	73	72

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	62	62	63	63	64	64	65	65	65	65	65	66	64	65	67	69	72	74	75	75	75	76	76	77
Thu	77	78	78	78	79	79	80	80	80	80	79	80	81	81	81	80	78	76	75	74	73	73	73	73
Fri	72	72	72	71	71	71	71	70	70	71	71	70	71	72	71	70	70	71	71	71	70	69	68	67
Sat	67	66	66	65	64	64	63	63	63	63	62	62	62	59	60	59	58	57	57	57	58	59	59	60
Sun	60	60	60	61	61	61	61	62	62	62	62	62	63	65	65	66	66	67	67	66	66	66	66	67
Mon	67	68	68	68	69	69	70	70	71	71	72	72	74	75	77	78	79	80	81	81	82	83	83	83
Tue	84	84	84	85	84	84	84	84	84	84	85	85	82	81	80	81	80	79	77	78	76	75	73	72