Pangkalanbuun weather in September

In September, Pangkalanbuun sees average daytime highs of 31°C and overnight lows near 24°C, with 132 mm of rain across 14.9 wet days and about 12 hours of daylight. It is the 1st-warmest and 10th-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 11% of the time in September, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of September to 12 hours by month's end. Set against the rest of the year, September is Pangkalanbuun's 4th-clearest and 2nd-windiest month. For the whole year in context, see Pangkalanbuun's year-round climate.

Daytime high
31°
1st warmest
Overnight low
24°
3rd coldest
Rainfall
132 mm
14.9 wet days
Daylight
12 hours
5:28 AM – 5:27 PM
Cloud cover
73%
4th clearest
Wind
10 km/h
2nd windiest
Solar energy
5.32 kWh/m²
Travel score
3.9
out of 10

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 Pangkalanbuun 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 Pangkalanbuun

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.

Pangkalanbuun weather by month

How September compares with the rest of the year at a glance. September is the 1st-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°24227.112.12.9
Feb30° / 25°20622.612.13.0
Mar30° / 25°25027.3122.8
Apr30° / 25°26928.511.92.6
May31° / 25°21025.111.93.0
Jun30° / 25°17019.511.83.6
Jul30° / 24°12918.111.94.0
Aug30° / 24°9913.211.94.3
Sep31° / 24°13214.9123.9
Oct31° / 24°23822.112.13.3
Nov30° / 24°29328.212.12.7
Dec30° / 24°29429.212.22.7

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 18% of September, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23664
33466
43466
53367
63466
73367
83268
93268
103169
113070
123070
133070
143070
152971
162971
172971
182971
192872
202773
212674
222674
232674
242674
252575
262575
272377
282278
292278
302179

Chance of precipitation in September

Any precipitation

Pangkalanbuun gets around 132 mm of rain over 14.9 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 51% and peaks near 57% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
149
249
349
448
548
648
748
848
948
1048
1148
1248
1349
1449
1549
1650
1750
1850
1951
2051
2152
2252
2352
2453
2553
2654
2755
2855
2956
3057

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
158213
258213
358213
468113
568212
668113
768113
878013
978013
1077914
1177914
1277815
1377815
1477716
1577617
1677518
1777518
1877419
1967420
2067321
2157421
2257322
2347422
2447323
2537423
2637324
2727424
2827325
2927325
3017326

Wind in September

Winds average 10 km/h in September.

Across September, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 54 min at the start of September to 12 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over September. Sunrise moves from 5:35 AM to 5:22 AM, and sunset from 5:32 PM to 5:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:355:32
212.05:345:31
312.05:345:31
412.05:345:31
512.05:335:31
612.05:335:30
712.05:325:30
812.05:325:30
912.05:315:29
1012.05:315:29
1112.05:305:29
1212.05:305:29
1312.05:305:28
1412.05:295:28
1512.05:295:28
1612.05:285:27
1712.05:285:27
1812.05:275:27
1912.05:275:26
2012.05:265:26
2112.05:265:26
2212.05:265:26
2312.05:255:25
2412.05:255:25
2512.05:245:25
2612.05:245:24
2712.05:235:24
2812.05:235:24
2912.05:235:24
3012.05:225:23

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 5.32 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.24 kWh/m² to a high of 5.32 kWh/m² in September across the year — September's 5.32 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.2Bright
305.2Bright
Planning a trip in September

Is September a good time to visit Pangkalanbuun?

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

3.9
Sightseeing
3rd-best month of the year
5.6
Beach & pool
2nd-best month of the year

September is a weaker month for outdoor sightseeing in Pangkalanbuun.

What to pack for Pangkalanbuun in September

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

In September, Pangkalanbuun sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Pangkalanbuun in September

The nearest coast averages about 28°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 49 km away) is warmest in April at about 30°C and coldest in August 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
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Pangkalanbuun in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Pangkalanbuun peaks around February 17 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 11 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeFeb 17UV 15Jul 11UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Very high
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov12Extreme
Dec12Extreme

Air quality in Pangkalanbuun 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 Pangkalanbuun is worst in October — around 73 µg/m³ PM2.5 (unhealthy), about 7.9× the cleanest month (January, 9 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateUnhealthyModerateOct 1572 µg/m³Jan 159 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar11Good
Apr10Good
May10Good
Jun10Good
Jul12Good
Aug31Moderate
Sep65Unhealthy
Oct73Unhealthy
Nov60Unhealthy
Dec11Good
Location & terrain

Where is Pangkalanbuun?

Pangkalanbuun sits at 2.7°S, 111.6°E, 16 m above sea level, in Indonesia. The nearest listed city is Manismata, 70 km away.

SintangKualakapuasBanjarmasinBanjarbaruMartapura

Topography around Pangkalanbuun

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

Within 3 km, the terrain around Pangkalanbuun has only modest variations in elevation — a maximum elevation change of 32 m around an average of 8 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 44 m; within 80 km, significant variations in elevation — a maximum elevation change of 545 m.

The land around Pangkalanbuun is covered by trees (41%), grassland (29%) and artificial surfaces (25%) within 3 km, trees (71%) and grassland (22%) within 16 km, and trees (69%) within 80 km.

3 km
32 m
16 km
44 m
80 km
545 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
September weather nearby: Manismata 70 km · Sampit 148 km · Palangkaraya 260 km · Sintang 306 km · Kualakapuas 309 km · Banjarmasin 337 km · Banjarbaru 366 km · Martapura 369 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 Pangkalanbuun (-2.6832°, 111.6259°, elevation 16 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. 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).