Banjarmasin weather in October

In October, Banjarmasin sees average daytime highs of 32°C and overnight lows near 24°C, with 152 mm of rain across 18.2 wet days and about 12.1 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 10% of the time in October, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of October to 12 h 06 min by month's end. Set against the rest of the year, October is Banjarmasin's 6th-clearest and 4th-windiest month. For the whole year in context, see Banjarmasin's year-round climate.

Daytime high
32°
2nd warmest
Overnight low
24°
7th coldest
Rainfall
152 mm
18.2 wet days
Daylight
12 h 06 min
6:04 AM – 6:09 PM
Cloud cover
79%
6th clearest
Wind
7 km/h
4th windiest
Solar energy
5.3 kWh/m²
Travel score
3.1
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical October day in Banjarmasin reaches about 32°C in the afternoon and slips back to 24°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 34°C. Set against its neighbours, October runs on par with September and about 1°C warmer than November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23224
33224
43224
53224
63224
73224
83224
93224
103224
113224
123224
133224
143224
153224
163224
173224
183225
193225
203225
213225
223225
233225
243225
253225
263225
273225
283225
293225
303225
313225

How October really feels in Banjarmasin

Once humidity and wind are folded in, October averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Banjarmasin weather by month

How October compares with the rest of the year at a glance. October is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°28928.712.22.5
Feb31° / 25°24624.812.12.6
Mar31° / 25°27728.2122.5
Apr31° / 25°23627.311.92.4
May31° / 25°14922.511.93.0
Jun31° / 24°11317.511.83.6
Jul31° / 24°8914.511.84.0
Aug32° / 24°529.311.94.2
Sep32° / 24°6910.6123.7
Oct32° / 24°15218.212.13.1
Nov31° / 25°25427.612.22.4
Dec31° / 24°32829.512.22.4

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 12% of October, with mostly cloudy or overcast conditions the remaining 78%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22872
32773
42674
52575
62575
72575
82476
92476
102377
112377
122377
132377
142476
152476
162476
172476
182377
192377
202278
212179
222179
231981
241981
251981
261882
271882
281684
291684
301585
311486

Chance of precipitation in October

Any precipitation

Banjarmasin gets around 152 mm of rain over 18.2 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 59% and peaks near 76% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
145
246
347
449
550
651
752
853
954
1055
1156
1256
1357
1457
1558
1658
1759
1859
1960
2061
2161
2262
2363
2464
2565
2667
2768
2870
2972
3074
3176

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the oppressive band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
157025
256926
356827
456629
556431
646432
746234
846036
945937
1045838
1145640
1245541
1335542
1435344
1535245
1635146
1725147
1825048
1924949
2024950
2124850
2224751
2314653
2414653
2514554
2614455
2714356
2814158
2914059
3013861
3113762

Wind in October

Winds average 7 km/h in October.

Across October, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

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

Days grow by about 6 minutes over October. Sunrise moves from 6:10 AM to 6:02 AM, and sunset from 6:11 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:106:11
212.06:096:11
312.06:096:11
412.06:096:11
512.06:086:11
612.06:086:10
712.06:076:10
812.16:076:10
912.16:076:10
1012.16:066:10
1112.16:066:10
1212.16:066:09
1312.16:056:09
1412.16:056:09
1512.16:056:09
1612.16:046:09
1712.16:046:09
1812.16:046:09
1912.16:046:09
2012.16:036:09
2112.16:036:09
2212.16:036:08
2312.16:036:08
2412.16:036:08
2512.16:026:08
2612.16:026:08
2712.16:026:08
2812.16:026:08
2912.16:026:09
3012.16:026:09
3112.16:026:09

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 5.3 kWh/m².

For context, solar energy here swings from a low near 4.09 kWh/m² to a high of 5.58 kWh/m² in September across the year — October's 5.3 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.1Bright
275.1Bright
285.1Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in October

Hazard calendar for Banjarmasin

In seasonPeak

In October, Banjarmasin sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Banjarmasin's rainy season runs October–May, when most of the year's rain falls.

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

Is October a good time to visit Banjarmasin?

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

3.1
Sightseeing
5th-best month of the year
5.0
Beach & pool
5th-best month of the year

October is a weaker month for outdoor sightseeing in Banjarmasin.

What to pack for Banjarmasin in October

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

In October, Banjarmasin sees daytime highs around 32°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Banjarmasin in October

The nearest coast averages about 29°C in October — 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 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
Mar30Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Banjarmasin in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Banjarmasin peaks around February 17 at about 15 (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 17UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov13Extreme
Dec13Extreme

Air quality in Banjarmasin in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Banjarmasin is worst in September — around 89 µg/m³ PM2.5 (unhealthy), about 4.4× the cleanest month (January, 20 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyModerateSep 2287 µg/m³Jan 1520 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb23Moderate
Mar26Moderate
Apr27Moderate
May28Moderate
Jun28Moderate
Jul28Moderate
Aug39Poor
Sep89Unhealthy
Oct82Unhealthy
Nov44Poor
Dec22Moderate
Location & terrain

Where is Banjarmasin?

Banjarmasin sits at 3.3°S, 114.6°E, 8 m above sea level, in Indonesia. The nearest listed city is Banjarbaru, 30 km away.

Topography around Banjarmasin

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

Within 3 km, the terrain around Banjarmasin has only modest variations in elevation — a maximum elevation change of 16 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 16 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,313 m.

The land around Banjarmasin is covered by artificial surfaces (76%) within 3 km, cropland (42%) and trees (26%) within 16 km, and trees (49%) and water (20%) within 80 km.

3 km
16 m
16 km
16 m
80 km
1,313 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
October weather nearby: Banjarbaru 30 km · Martapura 32 km · Kualakapuas 41 km · Barabai 120 km · Amuntai 124 km · Palangkaraya 145 km · Tanjung 157 km · Sampit 202 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 Banjarmasin (-3.3199°, 114.5907°, elevation 8 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).