Banjarbaru weather in August

In August, Banjarbaru sees average daytime highs of 32°C and overnight lows near 23°C, with 62 mm of rain across 8.9 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 12th-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 19% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of August to 11 h 54 min by month's end. Set against the rest of the year, August is Banjarbaru's 1st-clearest and 1st-windiest month. For the whole year in context, see Banjarbaru's year-round climate.

Daytime high
32°
3rd warmest
Overnight low
23°
1st coldest
Rainfall
62 mm
8.9 wet days
Daylight
11 h 54 min
6:28 AM – 6:21 PM
Cloud cover
64%
1st clearest
Wind
9 km/h
1st windiest
Solar energy
5.41 kWh/m²
Travel score
3.9
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

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

A typical August day in Banjarbaru reaches about 32°C in the afternoon and slips back to 23°C overnight — a 9°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, August runs about 1°C warmer than July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13223
23223
33223
43223
53223
63223
73223
83223
93223
103223
113223
123223
133223
143223
153223
163223
173223
183223
193223
203223
213223
223223
233223
243223
253223
263223
273223
283223
293323
303323
313323

How August really feels in Banjarbaru

Once humidity and wind are folded in, August 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 August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Banjarbaru weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 24°33728.912.22.6
Feb31° / 24°26725.112.12.6
Mar31° / 24°29427.4122.6
Apr31° / 24°28427.311.92.5
May32° / 24°18521.911.83.0
Jun31° / 24°13818.111.83.5
Jul31° / 23°10013.511.84.0
Aug32° / 23°628.911.93.9
Sep33° / 23°749123.5
Oct33° / 24°17216.912.12.9
Nov31° / 24°3042712.22.4
Dec30° / 24°39029.712.22.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 26% of August, with mostly cloudy or overcast conditions the remaining 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24555
34555
44555
54654
64753
74654
84555
94555
104654
114555
124555
134456
144456
154456
164555
174555
184555
194555
204555
214456
224456
234456
244456
254456
264456
274357
284357
294357
304357
314258

Chance of precipitation in August

Any precipitation

Banjarbaru gets around 62 mm of rain over 8.9 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 30% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
630
729
829
929
1029
1129
1229
1329
1428
1528
1628
1728
1827
1927
2027
2128
2228
2328
2428
2529
2629
2729
2829
2929
3029
3129

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 62% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
123707
224697
325687
426677
527667
627667
728657
829647
930628
1030628
1131618
1231618
1332608
1432617
1532617
1632617
1733607
1833607
1933607
2033598
2133598
2232608
2332608
2432608
2531618
2631618
2731618
2831618
2930628
3030628
3130628

Wind in August

Winds average 9 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 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
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 48 min at the start of August to 11 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over August. Sunrise moves from 6:31 AM to 6:23 AM, and sunset from 6:22 PM to 6:19 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:316:22
211.96:316:22
311.96:316:22
411.96:316:22
511.96:316:22
611.96:306:22
711.96:306:22
811.96:306:22
911.96:306:22
1011.96:306:22
1111.96:296:22
1211.96:296:22
1311.96:296:22
1411.96:296:22
1511.96:286:21
1611.96:286:21
1711.96:286:21
1811.96:286:21
1911.96:276:21
2011.96:276:21
2111.96:276:21
2211.96:266:20
2311.96:266:20
2411.96:266:20
2511.96:256:20
2611.96:256:20
2711.96:246:19
2811.96:246:19
2911.96:246:19
3011.96:236:19
3111.96:236:19

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.41 kWh/m².

For context, solar energy here swings from a low near 4.14 kWh/m² to a high of 5.7 kWh/m² in September across the year — August's 5.41 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in August

Is August a good time to visit Banjarbaru?

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

3.9
Sightseeing
2nd-best month of the year
6.4
Beach & pool
1st-best month of the year

August is a weaker month for outdoor sightseeing in Banjarbaru. The water and warmth also suit a beach or pool day.

What to pack for Banjarbaru in August

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

In August, Banjarbaru sees daytime highs around 32°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Banjarbaru in August

The nearest coast averages about 28°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 31 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 Banjarbaru in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Banjarbaru peaks around February 16 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 16UV 15Jun 23UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme

Air quality in Banjarbaru in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Banjarbaru is worst in September — around 29 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (January, 12 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 2329 µg/m³Jan 1412 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar14Moderate
Apr13Moderate
May13Moderate
Jun14Moderate
Jul14Moderate
Aug17Moderate
Sep29Moderate
Oct29Moderate
Nov20Moderate
Dec13Moderate
Location & terrain

Where is Banjarbaru?

Banjarbaru sits at 3.4°S, 114.8°E, 28 m above sea level, in Indonesia. The nearest listed city is Martapura, 5.0 km away.

Topography around Banjarbaru

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

Within 3 km, the terrain around Banjarbaru has only modest variations in elevation — a maximum elevation change of 58 m around an average of 26 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 458 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,369 m.

The land around Banjarbaru is covered by artificial surfaces (57%) and trees (36%) within 3 km, trees (50%) and grassland (21%) within 16 km, and trees (55%) and water (20%) within 80 km.

3 km
58 m
16 km
458 m
80 km
1,369 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Martapura 5.0 km · Banjarmasin 30 km · Kualakapuas 69 km · Barabai 113 km · Amuntai 123 km · Tanjung 155 km · Palangkaraya 171 km · Sampit 233 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 Banjarbaru (-3.4406°, 114.8365°, elevation 28 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).