Bitung weather in August

In August, Bitung sees average daytime highs of 28°C and overnight lows near 25°C, with 74 mm of rain across 10.1 wet days and about 12 hours of daylight. It is the 9th-warmest and 11th-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 25% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of August to 12 hours by month's end. Set against the rest of the year, August is Bitung's 1st-clearest and 1st-windiest month. For the whole year in context, see Bitung's year-round climate.

Daytime high
28°
9th warmest
Overnight low
25°
2nd coldest
Rainfall
74 mm
10.1 wet days
Daylight
12 hours
5:42 AM – 5:45 PM
Cloud cover
60%
1st clearest
Wind
15 km/h
1st windiest
Solar energy
6.08 kWh/m²
Travel score
5.7
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 Bitung reaches about 28°C in the afternoon and slips back to 25°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 30°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)
12825
22825
32825
42825
52825
62825
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How August really feels in Bitung

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.

Bitung weather by month

How August compares with the rest of the year at a glance. August is the 9th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°1782511.93.7
Feb28° / 25°16521.2123.9
Mar29° / 25°15522.9123.9
Apr29° / 26°18823.6123.6
May29° / 26°22225.412.13.6
Jun29° / 25°22022.712.13.9
Jul28° / 25°1461812.14.8
Aug28° / 25°7410.1125.7
Sep29° / 25°6611.2125.3
Oct29° / 25°12617.3124.4
Nov29° / 26°16424.711.93.4
Dec29° / 26°17225.811.93.5

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 22% of August, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24258
34258
44357
54456
64456
74456
84555
94654
104654
114753
124753
134852
144852
154852
164852
174852
184951
194951
204951
215050
225050
235050
245050
255050
264951
274951
284852
294852
304852
314753

Chance of precipitation in August

Any precipitation

Bitung gets around 74 mm of rain over 10.1 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 34% and peaks near 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
238
337
436
535
634
734
833
933
1033
1133
1233
1333
1433
1533
1633
1733
1833
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3034
3134

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 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
128711
228810
32899
42899
52908
62908
72908
82917
93907
103916
113916
123916
134906
144915
154915
164915
174915
184915
194915
204915
214915
224915
234915
244915
254915
263925
273916
283916
293916
303916
314906

Wind in August

Winds average 15 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1515light breeze
1615light breeze
1715light breeze
1815light breeze
1915light breeze
2015light breeze
2115light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3113light breeze

Sunrise & sunset in August

DaylightNight

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

Days shrink by about 6 minutes over August. Sunrise moves from 5:44 AM to 5:39 AM, and sunset from 5:47 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.15:445:47
212.15:445:47
312.15:445:47
412.15:445:47
512.15:435:47
612.15:435:47
712.15:435:47
812.15:435:47
912.15:435:46
1012.15:435:46
1112.15:435:46
1212.15:435:46
1312.15:435:46
1412.05:425:45
1512.05:425:45
1612.05:425:45
1712.05:425:45
1812.05:425:45
1912.05:425:44
2012.05:415:44
2112.05:415:44
2212.05:415:43
2312.05:415:43
2412.05:415:43
2512.05:405:42
2612.05:405:42
2712.05:405:42
2812.05:395:41
2912.05:395:41
3012.05:395:41
3112.05:395:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.08 kWh/m².

For context, solar energy here swings from a low near 5.14 kWh/m² to a high of 6.37 kWh/m² in September across the year — August's 6.08 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.9Bright
75.9Bright
85.9Bright
95.9Bright
106.0Bright
116.0Bright
126.0Intense
136.0Intense
146.0Intense
156.1Intense
166.1Intense
176.1Intense
186.1Intense
196.1Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in August

Is August a good time to visit Bitung?

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

5.7
Sightseeing
1st-best month of the year
6.8
Beach & pool
1st-best month of the year

August is a reasonable time to visit Bitung for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Bitung in August

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

In August, Bitung sees daytime highs around 28°C and nights near 25°C. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near Bitung 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 offshore is warmest in May at about 29°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°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Bitung 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 Bitung peaks around March 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 11UV 15Jul 13UV 11
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr14Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Bitung?

Bitung sits at 1.4°N, 125.1°E, 21 m above sea level, in Indonesia. The nearest listed city is Tondano, 28 km away.

Tobelo

Topography around Bitung

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

Within 3 km, the terrain around Bitung has significant variations in elevation — a maximum elevation change of 252 m around an average of 58 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,978 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,962 m.

The land around Bitung is covered by trees (41%), artificial surfaces (26%) and water (24%) within 3 km, trees (60%) and water (33%) within 16 km, and water (72%) and trees (25%) within 80 km.

3 km
252 m
16 km
1,978 m
80 km
1,962 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Tondano 28 km · Manado 31 km · Tomohon 39 km · Tahuna 245 km · Gorontalo 251 km · Ternate 261 km · Sofifi 281 km · Tobelo 322 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 Bitung (1.4406°, 125.1282°, elevation 21 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).