Kuala Selangor weather in September

In September, Kuala Selangor sees average daytime highs of 29°C and overnight lows near 26°C, with 188 mm of rain across 24.2 wet days and about 12 hours of daylight. It is the 7th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 3% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Kuala Selangor's 9th-clearest and 5th-windiest month. For the whole year in context, see Kuala Selangor's year-round climate.

Daytime high
29°
7th warmest
Overnight low
26°
6th coldest
Rainfall
188 mm
24.2 wet days
Daylight
12 hours
7:09 AM – 7:10 PM
Cloud cover
84%
9th clearest
Wind
10 km/h
5th windiest
Solar energy
5.52 kWh/m²
Travel score
3.5
out of 10

Kuala Selangor is town in Selangor, Malaysia.

Founded
2021

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical September day in Kuala Selangor reaches about 29°C in the afternoon and slips back to 26°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, September runs on par with August and on par with October.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282926
292926
302926

How September really feels in Kuala Selangor

Once humidity and wind are folded in, September averages 30 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in September is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Kuala Selangor weather by month

How September compares with the rest of the year at a glance. September is the 7th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°14321.411.84.3
Feb29° / 26°9416.711.94.5
Mar29° / 26°14722.5123.8
Apr29° / 26°17925.812.13.3
May29° / 26°18525.112.13.4
Jun29° / 26°13820.912.23.7
Jul29° / 26°15321.712.23.8
Aug29° / 26°17323.512.13.6
Sep29° / 26°18824.2123.5
Oct28° / 26°21825.811.93.5
Nov28° / 25°29028.311.83.3
Dec28° / 25°24326.611.83.8

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 3% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 8% of September, with mostly cloudy or overcast conditions the remaining 89%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11486
21486
31486
41486
51486
61486
71486
81486
91486
101486
111486
121486
131387
141387
151288
161288
171288
181288
191090
201090
21991
22991
23991
24991
25892
26892
27892
28892
29892
30892

Chance of precipitation in September

Any precipitation

Kuala Selangor gets around 188 mm of rain over 24.2 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 82% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
181
281
381
481
580
680
780
881
981
1081
1181
1281
1381
1481
1581
1682
1782
1882
1982
2082
2181
2281
2381
2481
2581
2680
2780
2880
2980
3080

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

Most of September feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, September lands in the oppressive band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
16535
26535
36535
46634
56634
66634
76634
86634
96634
106733
116733
126733
136733
146634
156634
166634
176634
186634
196634
206634
216634
226634
236634
246634
256733
266733
276832
286832
296931
306931

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 12 h 06 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over September. Sunrise moves from 7:13 AM to 7:05 AM, and sunset from 7:17 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.17:137:17
212.17:137:16
312.17:127:16
412.17:127:15
512.17:127:15
612.07:127:14
712.07:117:14
812.07:117:14
912.07:117:13
1012.07:107:13
1112.07:107:12
1212.07:107:12
1312.07:107:11
1412.07:097:11
1512.07:097:10
1612.07:097:10
1712.07:097:09
1812.07:087:09
1912.07:087:08
2012.07:087:08
2112.07:077:08
2212.07:077:07
2312.07:077:07
2412.07:077:06
2512.07:067:06
2612.07:067:05
2712.07:067:05
2812.07:067:04
2912.07:057:04
3012.07:057:04

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.52 kWh/m².

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 6.09 kWh/m² in March across the year — September's 5.52 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in September

Hazard calendar for Kuala Selangor

In seasonPeak

In September, Kuala Selangor sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Kuala Selangor sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is September a good time to visit Kuala Selangor?

Our two travel scores rate September for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.5
Sightseeing
8th-best month of the year
4.4
Beach & pool
8th-best month of the year

September is a weaker month for outdoor sightseeing in Kuala Selangor.

What to pack for Kuala Selangor in September

From September's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In September, Kuala Selangor sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Kuala Selangor in September

The nearest coast averages about 30°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in May at about 30°C and coldest in January near 29°C.

The water stays above 20°C all year — warm enough for a swim any month.

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec29Tropical

UV index in Kuala Selangor in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kuala Selangor peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 10 (extreme).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 18UV 13Jul 13UV 10
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov10Extreme
Dec10Extreme

Air quality in Kuala Selangor in September

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where September falls, not just the annual average.

Air quality in Kuala Selangor is worst in September — around 38 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (November, 23 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateSep 1538 µg/m³Nov 2224 µg/m³
PM2.5 (µg/m³)Level
Jan30Moderate
Feb34Moderate
Mar33Moderate
Apr31Moderate
May30Moderate
Jun29Moderate
Jul34Moderate
Aug34Moderate
Sep38Poor
Oct34Moderate
Nov23Moderate
Dec25Moderate
Location & terrain

Where is Kuala Selangor?

Kuala Selangor sits at 3.4°N, 101.3°E, 2 m above sea level, in Malaysia. The nearest listed city is Kampung Tanjung Karang, 11 km away.

Topography around Kuala Selangor

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Kuala Selangor.

Within 3 km, the terrain around Kuala Selangor has only modest variations in elevation — a maximum elevation change of 52 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 56 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,972 m.

The land around Kuala Selangor is covered by trees (55%) within 3 km, trees (51%) and water (37%) within 16 km, and trees (52%) and water (37%) within 80 km.

3 km
52 m
16 km
56 m
80 km
1,972 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Kampung Tanjung Karang 11 km · Kampung Sungai Kajang 11 km · Kampong Dungun 17 km · Ijok 17 km · Batang Berjuntai 19 km · Bandar Puncak Alam 23 km · Batu Arang 24 km · Bandar Tasik Puteri 26 km

Malaysia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / G / M
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$13,125
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
22.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 581
Religion
Muslim 64%Buddhist 19%Christian 9%Hindu 6%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Kuala Selangor (3.35°, 101.25°, elevation 2 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).