Selong weather in August

In August, Selong sees average daytime highs of 29°C and overnight lows near 22°C, with 8 mm of rain across 2.8 wet days and about 11.7 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 44% of the time in August, and the air most often feels muggy.

Daylight stretches from about 11 h 36 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Selong's 1st-clearest and 1st-windiest month. For the whole year in context, see Selong's year-round climate.

Daytime high
29°
11th warmest
Overnight low
22°
1st coldest
Rainfall
8 mm
2.8 wet days
Daylight
11 h 42 min
6:27 AM – 6:09 PM
Cloud cover
46%
1st clearest
Wind
11 km/h
1st windiest
Solar energy
6.07 kWh/m²
Travel score
6.6
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Selong reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°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)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172922
182922
192922
202922
212922
222922
232922
242922
252922
262922
272922
282922
292922
302922
312922

How August really feels in Selong

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.

Selong weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 25°37528.212.42.8
Feb30° / 24°34225.512.32.8
Mar30° / 24°30525.912.13.0
Apr30° / 24°16118.911.83.8
May30° / 24°529.411.65.1
Jun30° / 23°245.311.55.9
Jul29° / 22°153.811.56.5
Aug29° / 22°82.811.76.6
Sep29° / 23°185.311.96.0
Oct30° / 24°5111.212.24.9
Nov31° / 25°15820.112.43.6
Dec30° / 25°31327.612.52.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 27% of August, with mostly cloudy or overcast conditions the remaining 30%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16931
26931
37030
46931
57030
67030
77030
87030
97030
107030
116931
127030
137030
147030
157030
167030
177129
187129
197129
207129
217129
227228
237228
247129
257129
267129
277129
287129
297129
307129
317129

Chance of precipitation in August

Any precipitation

Selong gets around 8 mm of rain over 2.8 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 9% and peaks near 12% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
58
68
78
88
98
108
118
128
138
148
159
169
179
189
199
209
219
229
239
249
2510
2610
2710
2811
2911
3012
3112

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
156629
256629
356629
456629
556629
656530
756530
856431
956431
1056332
1156233
1256233
1346333
1446234
1546234
1646234
1746234
1846135
1946135
2046036
2146036
2245937
2345838
2445739
2535641
2635542
2735443
2835245
2935047
3034948
3134750

Wind in August

Winds average 11 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 36 min at the start of August to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over August. Sunrise moves from 6:31 AM to 6:19 AM, and sunset from 6:08 PM to 6:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:316:08
211.66:316:09
311.66:316:09
411.66:316:09
511.66:306:09
611.66:306:09
711.76:306:09
811.76:306:09
911.76:296:09
1011.76:296:09
1111.76:296:09
1211.76:286:09
1311.76:286:09
1411.76:276:09
1511.76:276:09
1611.76:276:09
1711.76:266:09
1811.76:266:09
1911.76:256:09
2011.76:256:09
2111.76:246:09
2211.86:246:09
2311.86:236:09
2411.86:236:09
2511.86:226:09
2611.86:226:09
2711.86:216:09
2811.86:216:09
2911.86:206:09
3011.86:206:09
3111.86:196:09

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.07 kWh/m².

For context, solar energy here swings from a low near 5.27 kWh/m² to a high of 6.9 kWh/m² in October across the year — August's 6.07 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.9Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
126.0Bright
136.0Bright
146.0Intense
156.0Intense
166.0Intense
176.1Intense
186.1Intense
196.1Intense
206.2Intense
216.2Intense
226.2Intense
236.2Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.4Intense
306.4Intense
316.4Intense
Planning a trip in August

Hazard calendar for Selong

In seasonPeak

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

Selong sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Selong's monsoon runs December–March, when most of the year's rain falls.

Cyclone
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Selong?

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

6.6
Sightseeing
1st-best month of the year
8.4
Beach & pool
1st-best month of the year

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

What to pack for Selong in August

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

In August, Selong sees daytime highs around 29°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Selong in August

The nearest coast averages about 26°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 December at about 29°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun28Warm
Jul27Warm
Aug26Warm
Sep27Warm
Oct27Warm
Nov29Tropical
Dec29Tropical

UV index in Selong 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 Selong peaks around March 14 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 14UV 15Jun 20UV 9
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme
Location & terrain

Where is Selong?

Selong sits at 8.7°S, 116.5°E, 156 m above sea level, in Indonesia. The nearest listed city is Praya, 29 km away.

Topography around Selong

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

Within 3 km, the terrain around Selong has only modest variations in elevation — a maximum elevation change of 141 m around an average of 144 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 741 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,756 m.

The land around Selong is covered by trees (66%) and artificial surfaces (23%) within 3 km, trees (42%), water (25%) and cropland (22%) within 16 km, and water (59%) and trees (31%) within 80 km.

3 km
141 m
16 km
741 m
80 km
3,756 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Praya 29 km · Taliwang 37 km · Lombok 46 km · Gili Trawangan 64 km · Sumbawa Besar 99 km · Amlapura 103 km · Amlapura city 104 km · Bedugul 106 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 Selong (-8.6503°, 116.5318°, elevation 156 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).