Banjarmasin weather in July

In July, Banjarmasin sees average daytime highs of 31°C and overnight lows near 24°C, with 89 mm of rain across 14.5 wet days and about 11.8 hours of daylight. It is the 9th-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 19% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of July to 11 h 54 min by month's end. Set against the rest of the year, July is Banjarmasin's 2nd-clearest and 3rd-windiest month. For the whole year in context, see Banjarmasin's year-round climate.

Daytime high
31°
9th warmest
Overnight low
24°
2nd coldest
Rainfall
89 mm
14.5 wet days
Daylight
11 h 48 min
6:33 AM – 6:22 PM
Cloud cover
66%
2nd clearest
Wind
8 km/h
3rd windiest
Solar energy
4.82 kWh/m²
Travel score
4.0
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical July day in Banjarmasin 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, July runs on par with June and about 1°C cooler than August.

20°25°30°35°151015202531
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
313124

How July really feels in Banjarmasin

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

Banjarmasin weather by month

How July compares with the rest of the year at a glance. July is the 9th-warmest and 10th-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 22% of July, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33664
43565
53565
63565
73664
83664
93664
103763
113763
123961
133961
144159
154159
164159
174357
184357
194357
204456
214456
224456
234456
244456
254456
264456
274357
284456
294456
304456
314555

Chance of precipitation in July

Any precipitation

Banjarmasin gets around 89 mm of rain over 14.5 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 47% and peaks near 53% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
153
253
353
452
552
652
752
852
951
1051
1151
1251
1350
1450
1549
1649
1748
1848
1947
2046
2145
2244
2343
2442
2541
2639
2738
2837
2936
3035
3134

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 75% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
136631
236730
336928
446927
547026
647125
747224
857124
957223
1057322
1157322
1257421
1357421
1457421
1557520
1657520
1757619
1857619
1957718
2057817
2167816
2267816
2367915
2477914
2587913
2687913
2797912
28107812
29107911
30117910
31127810

Wind in July

Winds average 8 km/h in July.

Across July, 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
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 11 h 48 min at the start of July 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 July. Sunrise moves from 6:31 AM to 6:32 AM, and sunset from 6:19 PM to 6:23 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:316:19
211.86:316:19
311.86:316:20
411.86:316:20
511.86:316:20
611.86:316:20
711.86:326:20
811.86:326:21
911.86:326:21
1011.86:326:21
1111.86:326:21
1211.86:326:21
1311.86:326:22
1411.86:326:22
1511.86:326:22
1611.86:336:22
1711.86:336:22
1811.86:336:22
1911.86:336:22
2011.86:336:23
2111.86:336:23
2211.86:336:23
2311.86:336:23
2411.86:336:23
2511.86:336:23
2611.86:336:23
2711.86:336:23
2811.86:326:23
2911.86:326:23
3011.86:326:23
3111.96:326:23

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.82 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 — July's 4.82 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.2Bright
Planning a trip in July

Hazard calendar for Banjarmasin

In seasonPeak

None of Banjarmasin's seasonal hazards are active in July. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

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 July a good time to visit Banjarmasin?

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

4.0
Sightseeing
2nd-best month of the year
5.9
Beach & pool
3rd-best month of the year

July is a reasonable time to visit Banjarmasin for sightseeing.

What to pack for Banjarmasin in July

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

In July, Banjarmasin 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 Banjarmasin in July

The nearest coast averages about 28°C in July — 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 July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).