Changloon weather in September

In September, Changloon sees average daytime highs of 31°C and overnight lows near 24°C, with 194 mm of rain across 25.5 wet days and about 12 hours of daylight. It is the 9th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 2% 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 Changloon's 11th-clearest and 8th-windiest month. For the whole year in context, see Changloon's year-round climate.

Daytime high
31°
9th warmest
Overnight low
24°
7th coldest
Rainfall
194 mm
25.5 wet days
Daylight
12 hours
7:12 AM – 7:14 PM
Cloud cover
88%
11th clearest
Wind
6 km/h
8th windiest
Solar energy
4.96 kWh/m²
Travel score
2.7
out of 10

Changloon is Main border town in Kedah.

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 31°C through the month.

A typical September day in Changloon reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, September runs on par with August and on par with October.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124

How September really feels in Changloon

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.

Changloon weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°578.811.74.1
Feb34° / 23°416.911.83.1
Mar35° / 24°12314.2122.3
Apr34° / 24°1732212.12.2
May32° / 24°17824.512.32.4
Jun32° / 24°13120.712.42.9
Jul31° / 24°13621.412.33.0
Aug31° / 24°15622.812.22.9
Sep31° / 24°19425.5122.7
Oct31° / 24°27528.411.92.6
Nov30° / 23°24325.611.72.9
Dec30° / 23°15417.411.63.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 4% of September, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1793
2694
3694
4694
5694
6694
7694
8694
9595
10694
11694
12694
13793
14793
15793
16793
17793
18793
19793
20793
21694
22694
23694
24694
25694
26595
27496
28496
29496
30397

Chance of precipitation in September

Any precipitation

Changloon gets around 194 mm of rain over 25.5 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 85% and peaks near 92% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
183
283
383
484
584
684
784
884
983
1083
1183
1283
1383
1482
1582
1683
1783
1883
1984
2084
2185
2286
2386
2487
2588
2689
2790
2891
2991
3092

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 63% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
16238
26238
36238
46337
56337
66337
76436
86436
96436
106436
116436
126535
136436
146436
156436
166436
176337
186337
196337
206238
216238
226139
236139
246139
256139
266139
276139
286139
296139
306238

Wind in September

Winds average 6 km/h in September.

Across September, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm

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 7:14 AM to 7:09 AM, and sunset from 7:22 PM to 7:06 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.17:147:22
212.17:147:21
312.17:147:21
412.17:147:20
512.17:147:20
612.17:137:19
712.17:137:19
812.17:137:18
912.17:137:17
1012.17:137:17
1112.17:137:16
1212.17:127:16
1312.17:127:15
1412.07:127:15
1512.07:127:14
1612.07:127:14
1712.07:117:13
1812.07:117:13
1912.07:117:12
2012.07:117:11
2112.07:117:11
2212.07:107:10
2312.07:107:10
2412.07:107:09
2512.07:107:09
2612.07:107:08
2712.07:107:08
2812.07:097:07
2912.07:097:07
3012.07:097:06

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.96 kWh/m².

For context, solar energy here swings from a low near 4.11 kWh/m² to a high of 5.97 kWh/m² in March across the year — September's 4.96 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in September

Hazard calendar for Changloon

In seasonPeak

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

Changloon 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 Changloon?

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

2.7
Sightseeing
8th-best month of the year
4.0
Beach & pool
11th-best month of the year

September is a weaker month for outdoor sightseeing in Changloon.

What to pack for Changloon in September

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

In September, Changloon sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Changloon 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 34 km away) is warmest in May at about 31°C and coldest in January near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb29Tropical
Mar30Tropical
Apr30Tropical
May31Tropical
Jun31Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Changloon 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 Changloon peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 14Nov 21UV 11
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Changloon 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 Changloon is worst in October — around 27 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 1227 µg/m³Feb 1217 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar21Moderate
Apr27Moderate
May26Moderate
Jun27Moderate
Jul26Moderate
Aug24Moderate
Sep26Moderate
Oct27Moderate
Nov23Moderate
Dec18Moderate
Location & terrain

Where is Changloon?

Changloon sits at 6.4°N, 100.4°E, 34 m above sea level, in Malaysia. The nearest listed city is Padang Besar, 16 km away.

Topography around Changloon

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

Within 3 km, the terrain around Changloon has only modest variations in elevation — a maximum elevation change of 150 m around an average of 33 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 745 m; within 80 km, large variations in elevation — a maximum elevation change of 1,162 m.

The land around Changloon is covered by trees (60%) within 3 km, trees (79%) within 16 km, and trees (63%) and water (24%) within 80 km.

3 km
150 m
16 km
745 m
80 km
1,162 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Padang Besar 16 km · Kampung Hutan Arau 17 km · Jitra 18 km · Sadao 23 km · Kangar 26 km · Anak Bukit 28 km · Pokok Sena 31 km · Alor Setar 36 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 Changloon (6.4342°, 100.4313°, elevation 34 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).