Pangkalan Brandan weather in September

In September, Pangkalan Brandan sees average daytime highs of 30°C and overnight lows near 24°C, with 233 mm of rain across 28.9 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 30°C through the month. The sky is clear or mostly clear about 1% 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 Pangkalan Brandan's 9th-clearest and 10th-windiest month. For the whole year in context, see Pangkalan Brandan's year-round climate.

Daytime high
30°
7th warmest
Overnight low
24°
6th coldest
Rainfall
233 mm
28.9 wet days
Daylight
12 hours
6:21 AM – 6:22 PM
Cloud cover
88%
9th clearest
Wind
5 km/h
10th windiest
Solar energy
5.13 kWh/m²
Travel score
2.7
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical September day in Pangkalan Brandan reaches about 30°C in the afternoon and slips back to 24°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°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)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253024
262924
272924
282924
292924
302924

How September really feels in Pangkalan Brandan

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.

Pangkalan Brandan 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
Jan29° / 24°16023.111.83.7
Feb30° / 24°10618.411.93.8
Mar30° / 25°14522.7123.3
Apr31° / 25°17826.712.12.7
May31° / 25°20527.212.22.7
Jun31° / 25°14122.912.23.1
Jul30° / 25°15224.212.23.1
Aug30° / 24°18226.812.12.9
Sep30° / 24°23328.9122.7
Oct29° / 24°28029.511.92.8
Nov29° / 24°31928.811.82.9
Dec29° / 24°2872811.83.2

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% 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 95%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1595
2694
3694
4694
5694
6694
7694
8694
9694
10694
11694
12694
13694
14694
15694
16694
17694
18595
19595
20595
21595
22496
23496
24496
25496
26496
27496
28496
29496
30397

Chance of precipitation in September

Any precipitation

Pangkalan Brandan gets around 233 mm of rain over 28.9 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 96% and peaks near 96% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
294
394
494
595
695
796
896
996
1096
1196
1296
1396
1496
1596
1696
1796
1896
1996
2096
2196
2296
2396
2496
2596
2696
2796
2896
2996
3096

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 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
18713
28713
38812
48812
58911
68911
78911
89010
99010
109010
11919
12919
13919
14919
15919
16919
17919
18919
199010
209010
219010
229010
238911
248911
258911
268911
278911
288812
298812
308812

Wind in September

Winds average 5 km/h in September.

Across September, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:24 AM to 6:17 AM, and sunset from 6:29 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:246:29
212.16:246:28
312.16:246:28
412.16:246:28
512.16:236:27
612.16:236:27
712.16:236:26
812.16:236:26
912.06:226:25
1012.06:226:25
1112.06:226:24
1212.06:226:24
1312.06:216:23
1412.06:216:23
1512.06:216:22
1612.06:216:22
1712.06:206:21
1812.06:206:21
1912.06:206:20
2012.06:206:20
2112.06:196:19
2212.06:196:19
2312.06:196:18
2412.06:196:18
2512.06:186:18
2612.06:186:17
2712.06:186:17
2812.06:186:16
2912.06:176:16
3012.06:176:15

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.13 kWh/m².

For context, solar energy here swings from a low near 4.05 kWh/m² to a high of 5.57 kWh/m² in March across the year — September's 5.13 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
294.9Bright
304.9Bright
Planning a trip in September

Hazard calendar for Pangkalan Brandan

In seasonPeak

In September, Pangkalan Brandan sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

Pangkalan Brandan sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

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

Is September a good time to visit Pangkalan Brandan?

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

2.7
Sightseeing
10th-best month of the year
3.7
Beach & pool
12th-best month of the year

September is a weaker month for outdoor sightseeing in Pangkalan Brandan.

What to pack for Pangkalan Brandan in September

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

In September, Pangkalan Brandan sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Pangkalan Brandan 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 16 km away) is warmest in June 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 Pangkalan Brandan 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 Pangkalan Brandan peaks around February 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 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 14Jul 12UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Pangkalan Brandan 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 Pangkalan Brandan is worst in March — around 34 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 2434 µg/m³Dec 1626 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb30Moderate
Mar34Moderate
Apr34Moderate
May32Moderate
Jun31Moderate
Jul31Moderate
Aug31Moderate
Sep34Moderate
Oct34Moderate
Nov28Moderate
Dec26Moderate
Location & terrain

Where is Pangkalan Brandan?

Pangkalan Brandan sits at 4.0°N, 98.3°E, 5 m above sea level, in Indonesia. The nearest listed city is Tanjungtiram, 11 km away.

Topography around Pangkalan Brandan

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

Within 3 km, the terrain around Pangkalan Brandan has only modest variations in elevation — a maximum elevation change of 32 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 102 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,973 m.

The land around Pangkalan Brandan is covered by trees (30%) and mangroves (27%) within 3 km, trees (59%) and water (20%) within 16 km, and trees (61%) and water (30%) within 80 km.

3 km
32 m
16 km
102 m
80 km
2,973 m
treesgrasslandcroplandartificial surfaceswatermangroves
September weather nearby: Tanjungtiram 11 km · Stabat 38 km · Labuhan Deli 43 km · Binjai 52 km · Belawan 53 km · Langsa 60 km · Sunggal 62 km · Medan 65 km

Indonesia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,060
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.3
per 100k, 2022
Road deaths
11.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 471
Religion
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Pangkalan Brandan (4.0238°, 98.2782°, elevation 5 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).