Samarinda weather in August

In August, Samarinda sees average daytime highs of 31°C and overnight lows near 24°C, with 160 mm of rain across 20.5 wet days and about 12 hours of daylight. It is the 7th-warmest and 12th-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 8% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 hours at the start of August to 12 hours by month's end. Set against the rest of the year, August is Samarinda's 1st-clearest and 1st-windiest month. For the whole year in context, see Samarinda's year-round climate.

Daytime high
31°
7th warmest
Overnight low
24°
2nd coldest
Rainfall
160 mm
20.5 wet days
Daylight
12 hours
6:16 AM – 6:15 PM
Cloud cover
73%
1st clearest
Wind
7 km/h
1st windiest
Solar energy
5.34 kWh/m²
Travel score
3.3
out of 10

Samarinda is city in East Kalimantan Province, Indonesia.

Density
1,105/km²
people per km²
Founded
1668

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

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

A typical August day in Samarinda 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 33°C. Set against its neighbours, August runs on par with July and on par with September.

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 August really feels in Samarinda

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.

Samarinda weather by month

How August compares with the rest of the year at a glance. August is the 7th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°27725.9122.7
Feb31° / 24°23922.7122.8
Mar31° / 24°29926.6122.6
Apr31° / 24°31027.2122.4
May31° / 24°26028.5122.5
Jun31° / 24°22725.9122.7
Jul31° / 24°18623.7123.1
Aug31° / 24°16020.5123.3
Sep32° / 24°17321.3123.0
Oct32° / 24°22625.5122.6
Nov31° / 24°29028.2122.3
Dec31° / 24°31529.1122.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 71%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12575
22575
32674
42674
52674
62674
72872
82872
92872
102872
112872
122971
132971
142971
152971
163070
173070
183070
193070
203169
213169
223169
233169
243169
253169
263070
273070
283070
293070
303070
313070

Chance of precipitation in August

Any precipitation

Samarinda gets around 160 mm of rain over 20.5 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 66% and peaks near 70% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
167
266
366
465
565
664
764
864
964
1064
1164
1264
1364
1464
1565
1665
1766
1866
1966
2067
2167
2268
2368
2468
2569
2669
2769
2870
2970
3070
3170

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 57% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
105644
205743
305743
405743
505743
605743
715643
815643
915742
1015742
1115742
1215841
1315841
1415841
1515841
1615841
1715940
1815940
1915940
2015841
2115841
2215841
2315742
2405743
2505743
2605644
2705545
2805545
2905446
3005446
3105347

Wind in August

Winds average 7 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

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

Days grow by about 0 minutes over August. Sunrise moves from 6:18 AM to 6:12 AM, and sunset from 6:17 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:186:17
212.06:186:17
312.06:186:17
412.06:186:17
512.06:186:17
612.06:186:16
712.06:186:16
812.06:176:16
912.06:176:16
1012.06:176:16
1112.06:176:16
1212.06:176:16
1312.06:176:16
1412.06:166:15
1512.06:166:15
1612.06:166:15
1712.06:166:15
1812.06:166:15
1912.06:156:14
2012.06:156:14
2112.06:156:14
2212.06:156:14
2312.06:146:13
2412.06:146:13
2512.06:146:13
2612.06:136:13
2712.06:136:12
2812.06:136:12
2912.06:126:12
3012.06:126:11
3112.06:126:11

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.34 kWh/m².

For context, solar energy here swings from a low near 4.57 kWh/m² to a high of 5.56 kWh/m² in September across the year — August's 5.34 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in August

Is August a good time to visit Samarinda?

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

3.3
Sightseeing
1st-best month of the year
4.9
Beach & pool
1st-best month of the year

August is a weaker month for outdoor sightseeing in Samarinda.

What to pack for Samarinda in August

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

In August, Samarinda sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Samarinda in August

The nearest coast averages about 29°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 50 km away) is warmest in May at about 30°C and coldest in February near 29°C.

The water stays above 20°C all year — warm enough for a swim any month.

28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Samarinda 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 Samarinda peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 12UV 15Jul 10UV 11
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar16Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov13Extreme
Dec12Extreme

Air quality in Samarinda 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 Samarinda is worst in October — around 28 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (March, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 1427 µg/m³Mar 1314 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar14Moderate
Apr15Moderate
May14Moderate
Jun15Moderate
Jul15Moderate
Aug16Moderate
Sep23Moderate
Oct28Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is Samarinda?

Samarinda sits at 0.5°S, 117.1°E, 24 m above sea level, in Indonesia. The nearest listed city is Loa Janan, 12 km away.

AmuntaiBarabaiPalu

Topography around Samarinda

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

Within 3 km, the terrain around Samarinda has only modest variations in elevation — a maximum elevation change of 118 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 261 m; within 80 km, large variations in elevation — a maximum elevation change of 686 m.

The land around Samarinda is covered by artificial surfaces (62%) and trees (23%) within 3 km, trees (63%) within 16 km, and trees (57%) and water (31%) within 80 km.

3 km
118 m
16 km
261 m
80 km
686 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Loa Janan 12 km · Bontang 79 km · Balikpapan 93 km · Muara Teweh 255 km · Tanjung 269 km · Amuntai 300 km · Barabai 304 km · Palu 307 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 Samarinda (-0.4917°, 117.1458°, elevation 24 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).