Pekan weather in September

In September, Pekan sees average daytime highs of 28°C and overnight lows near 26°C, with 116 mm of rain across 21.7 wet days and about 12 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 11% 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 Pekan's 8th-clearest and 9th-windiest month. For the whole year in context, see Pekan's year-round climate.

Daytime high
28°
5th warmest
Overnight low
26°
7th coldest
Rainfall
116 mm
21.7 wet days
Daylight
12 hours
7:00 AM – 7:01 PM
Cloud cover
75%
8th clearest
Wind
12 km/h
9th windiest
Solar energy
5.77 kWh/m²
Travel score
4.1
out of 10

Pekan is town in Malaysia.

Founded
~450 CE

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 28°C through the month.

A typical September day in Pekan reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 29°C. Set against its neighbours, September runs on par with August and on par with October.

24°26°28°30°32°151015202530
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826

How September really feels in Pekan

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.

Pekan weather by month

How September compares with the rest of the year at a glance. September is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°32222.811.84.5
Feb27° / 26°13717.211.95.1
Mar28° / 26°17320.3124.8
Apr29° / 26°15223.612.13.8
May29° / 27°14724.412.23.7
Jun29° / 27°1102112.24.0
Jul28° / 26°11121.712.24.2
Aug28° / 26°10921.612.14.2
Sep28° / 26°11621.7124.1
Oct28° / 26°21226.511.93.6
Nov27° / 26°42528.411.83.5
Dec27° / 25°54026.411.83.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 14% of September, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12773
22773
32773
42872
52872
62872
72872
82773
92773
102773
112674
122476
132476
142476
152476
162476
172476
182476
192476
202476
212476
222476
232476
242476
252575
262674
272674
282575
292476
302476

Chance of precipitation in September

Any precipitation

Pekan gets around 116 mm of rain over 21.7 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 73% and peaks near 77% on the wettest days.

0%20%40%60%80%151015202530
Rain chance (%)
175
274
374
473
573
672
772
872
972
1071
1171
1271
1371
1471
1571
1671
1771
1871
1971
2071
2172
2272
2373
2473
2573
2674
2774
2875
2976
3077

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 59% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
15644
25743
35842
45842
55941
66040
76040
86139
96139
106139
116040
126040
136040
145941
155941
165842
175842
185743
195743
205743
215743
225743
235743
245842
255842
265941
275941
286040
296139
306139

Wind in September

Winds average 12 km/h in September.

Across September, daily wind ranges from about 11 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312calm
2412calm
2512calm
2612calm
2711calm
2811calm
2911calm
3011calm

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 7:04 AM to 6:57 AM, and sunset from 7:08 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.17:047:08
212.17:047:08
312.17:047:07
412.17:037:07
512.17:037:06
612.17:037:06
712.07:037:05
812.07:027:05
912.07:027:05
1012.07:027:04
1112.07:027:04
1212.07:017:03
1312.07:017:03
1412.07:017:02
1512.07:007:02
1612.07:007:01
1712.07:007:01
1812.07:007:00
1912.06:597:00
2012.06:596:59
2112.06:596:59
2212.06:596:58
2312.06:586:58
2412.06:586:58
2512.06:586:57
2612.06:576:57
2712.06:576:56
2812.06:576:56
2912.06:576:55
3012.06:576:55

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.77 kWh/m².

For context, solar energy here swings from a low near 4.08 kWh/m² to a high of 5.94 kWh/m² in April across the year — September's 5.77 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in September

Hazard calendar for Pekan

In seasonPeak

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

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

Pekan's rainy season runs November–January, when most of the year's rain falls.

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

Is September a good time to visit Pekan?

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

4.1
Sightseeing
6th-best month of the year
4.8
Beach & pool
6th-best month of the year

September is a reasonable time to visit Pekan for sightseeing.

What to pack for Pekan in September

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

In September, Pekan sees daytime highs around 28°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 22 days see rain.

light clothesrain gearsun protection

Sea temperature near Pekan in September

The nearest coast averages about 29°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 16 km away) is warmest in May at about 30°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
Jan28Warm
Feb28Warm
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Pekan 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 Pekan peaks around February 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 22UV 14Jun 23UV 10
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun10Very high
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov11Extreme
Dec11Extreme

Air quality in Pekan 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 Pekan is worst in September — around 31 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (January, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1630 µg/m³Jan 1714 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar15Moderate
Apr20Moderate
May22Moderate
Jun21Moderate
Jul25Moderate
Aug26Moderate
Sep31Moderate
Oct26Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is Pekan?

Pekan sits at 3.5°N, 103.4°E, 11 m above sea level, in Malaysia. The nearest listed city is Kuantan, 37 km away.

Topography around Pekan

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

Within 3 km, the terrain around Pekan has only modest variations in elevation — a maximum elevation change of 22 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 61 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,454 m.

The land around Pekan is covered by trees (59%) within 3 km, trees (47%) and water (37%) within 16 km, and trees (55%) and water (40%) within 80 km.

3 km
22 m
16 km
61 m
80 km
1,454 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
September weather nearby: Kuantan 37 km · FELDA Chini 52 km · Maran 70 km · Cukai 85 km · Bandar Tun Razak 86 km · Kampung Perak 100 km · Temerluh 109 km · Kertih 115 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 Pekan (3.4836°, 103.3996°, elevation 11 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).