Teluk Dalam weather in August

In August, Teluk Dalam sees average daytime highs of 28°C and overnight lows near 26°C, with 288 mm of rain across 24.8 wet days and about 12 hours of daylight. It is the 8th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 4% 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 Teluk Dalam's 7th-clearest and 5th-windiest month. For the whole year in context, see Teluk Dalam's year-round climate.

Daytime high
28°
8th warmest
Overnight low
26°
5th coldest
Rainfall
288 mm
24.8 wet days
Daylight
12 hours
6:32 AM – 6:33 PM
Cloud cover
85%
7th clearest
Wind
9 km/h
5th windiest
Solar energy
4.93 kWh/m²
Travel score
3.8
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical August day in Teluk Dalam reaches about 28°C in the afternoon and slips back to 26°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, August runs on par with July and on par with September.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826
312826

How August really feels in Teluk Dalam

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

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Teluk Dalam weather by month

How August compares with the rest of the year at a glance. August is the 8th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°23323.8123.8
Feb29° / 26°19019.6124.0
Mar29° / 26°24626123.5
Apr29° / 26°28926.3123.3
May29° / 26°21621.7123.8
Jun29° / 26°18518.3124.3
Jul28° / 26°22521.1124.1
Aug28° / 26°28824.8123.8
Sep28° / 25°31325.3123.8
Oct28° / 25°37327123.7
Nov28° / 25°44127.8123.4
Dec28° / 25°33426.2123.7

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 9% of August, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11783
21783
31783
41585
51585
61585
71585
81585
91585
101585
111486
121486
131486
141486
151387
161387
171387
181288
191288
201288
211189
221090
231090
241090
251090
261090
27991
28991
29991
30991
31991

Chance of precipitation in August

Any precipitation

Teluk Dalam gets around 288 mm of rain over 24.8 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 80% and peaks near 84% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
173
273
374
474
574
675
775
876
976
1077
1177
1278
1379
1479
1580
1681
1782
1882
1983
2083
2184
2284
2384
2484
2584
2684
2784
2884
2984
3084
3184

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 88% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18614
28614
38614
48614
58614
68713
78713
88713
98713
108713
118713
128713
138713
148713
158713
168713
178713
188812
198812
208812
218911
228911
238911
248911
258911
268911
278911
288812
298812
308812
318812

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 6:34 AM to 6:28 AM, and sunset from 6:36 PM to 6:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:346:36
212.06:346:36
312.06:346:35
412.06:346:35
512.06:346:35
612.06:346:35
712.06:346:35
812.06:346:35
912.06:336:35
1012.06:336:35
1112.06:336:34
1212.06:336:34
1312.06:336:34
1412.06:336:34
1512.06:336:34
1612.06:326:33
1712.06:326:33
1812.06:326:33
1912.06:326:33
2012.06:316:32
2112.06:316:32
2212.06:316:32
2312.06:316:32
2412.06:306:31
2512.06:306:31
2612.06:306:31
2712.06:306:30
2812.06:296:30
2912.06:296:30
3012.06:296:30
3112.06:286:29

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.93 kWh/m².

For context, solar energy here swings from a low near 4.23 kWh/m² to a high of 5.54 kWh/m² in February across the year — August's 4.93 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.8Bright
234.8Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.8Bright
294.8Bright
304.9Bright
314.9Bright
Planning a trip in August

Is August a good time to visit Teluk Dalam?

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

3.8
Sightseeing
4th-best month of the year
4.4
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Teluk Dalam.

What to pack for Teluk Dalam in August

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

In August, Teluk Dalam sees daytime highs around 28°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Teluk Dalam in August

The nearest coast averages about 30°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in May at about 30°C and coldest in November near 29°C.

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

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb30Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Teluk Dalam 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 Teluk Dalam peaks around February 18 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 18UV 15Jul 10UV 11
UV index (midday)Level
Jan13Extreme
Feb15Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep14Extreme
Oct14Extreme
Nov12Extreme
Dec12Extreme

Air quality in Teluk Dalam 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 Teluk Dalam is worst in October — around 17 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1216 µg/m³Dec 1810 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Good
Apr11Good
May11Good
Jun11Good
Jul12Good
Aug11Good
Sep15Moderate
Oct17Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Teluk Dalam?

Teluk Dalam sits at 0.6°N, 97.8°E, 41 m above sea level, in Indonesia. The nearest listed city is Gunungsitoli, 82 km away.

Topography around Teluk Dalam

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

Within 3 km, the terrain around Teluk Dalam has only modest variations in elevation — a maximum elevation change of 168 m around an average of 29 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 480 m; within 80 km, large variations in elevation — a maximum elevation change of 837 m.

The land around Teluk Dalam is covered by trees (66%) and water (22%) within 3 km, water (59%) and trees (39%) within 16 km, and water (80%) and trees (20%) within 80 km.

3 km
168 m
16 km
480 m
80 km
837 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Gunungsitoli 82 km · Lahewa 116 km · Sibolga 169 km · Barus 173 km · Padangsidempuan 186 km · Singkil 191 km · Tarutung 206 km · Subulussalam 232 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 Teluk Dalam (0.5729°, 97.8034°, elevation 41 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).