Rantauprapat weather in June

In June, Rantauprapat sees average daytime highs of 31°C and overnight lows near 23°C, with 150 mm of rain across 20.8 wet days and about 12.1 hours of daylight. It is the 1st-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 7% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 12 h 06 min at the start of June to 12 h 06 min by month's end. Set against the rest of the year, June is Rantauprapat's 1st-clearest and 2nd-windiest month. For the whole year in context, see Rantauprapat's year-round climate.

Daytime high
31°
1st warmest
Overnight low
23°
10th coldest
Rainfall
150 mm
20.8 wet days
Daylight
12 h 06 min
6:17 AM – 6:25 PM
Cloud cover
80%
1st clearest
Wind
4 km/h
2nd windiest
Solar energy
4.97 kWh/m²
Travel score
3.1
out of 10

Rantauprapat is capital of Labuhanbatu Regency, Indonesia.

Founded
1991

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

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

A typical June day in Rantauprapat reaches about 31°C in the afternoon and slips back to 23°C overnight — a 9°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, June runs on par with May and on par with July.

20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13123
23123
33123
43123
53123
63123
73123
83123
93123
103123
113123
123123
133123
143123
153123
163123
173123
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122

How June really feels in Rantauprapat

Once humidity and wind are folded in, June averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Rantauprapat weather by month

How June compares with the rest of the year at a glance. June is the 1st-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°23127.111.93.0
Feb30° / 22°18223.811.92.9
Mar31° / 22°22827.6122.6
Apr31° / 23°25428.4122.4
May31° / 23°21226.512.12.7
Jun31° / 23°15020.812.13.1
Jul31° / 22°15821.312.13.1
Aug31° / 22°19324.512.12.8
Sep31° / 22°25826.5122.7
Oct30° / 22°29928.5122.7
Nov30° / 22°34429.211.92.6
Dec29° / 22°32328.911.92.8

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in June, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 12% of June, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11486
21684
31684
41684
51783
61783
71981
81981
91981
102080
112080
122080
132179
142080
152080
162179
172080
182080
192080
202080
212080
222080
232080
242080
252080
261981
271981
281981
291981
301981

Chance of precipitation in June

Any precipitation

Rantauprapat gets around 150 mm of rain over 20.8 wet days in June, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 70% and peaks near 79% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
179
278
377
476
575
674
773
872
971
1070
1170
1269
1368
1468
1567
1667
1767
1867
1967
2067
2167
2267
2368
2468
2568
2668
2768
2869
2969
3069

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 89% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
117920
218019
318019
418118
518217
618316
718415
818514
918613
1018712
1118811
1218910
132899
142908
152917
162926
172926
182935
193934
203934
213934
223934
233934
243934
254924
264924
274933
284933
294933
304933

Wind in June

Winds average 4 km/h in June.

Across June, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in June

DaylightNight

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

Days grow by about 0 minutes over June. Sunrise moves from 6:15 AM to 6:20 AM, and sunset from 6:22 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:156:22
212.16:156:22
312.16:156:22
412.16:156:22
512.16:156:22
612.16:166:22
712.16:166:23
812.16:166:23
912.16:166:23
1012.16:166:23
1112.16:166:23
1212.16:176:24
1312.16:176:24
1412.16:176:24
1512.16:176:24
1612.16:176:25
1712.16:176:25
1812.16:186:25
1912.16:186:25
2012.16:186:25
2112.16:186:26
2212.16:196:26
2312.16:196:26
2412.16:196:26
2512.16:196:26
2612.16:196:27
2712.16:206:27
2812.16:206:27
2912.16:206:27
3012.16:206:27

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.97 kWh/m².

For context, solar energy here swings from a low near 4.03 kWh/m² to a high of 5.15 kWh/m² in March across the year — June's 4.97 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
94.9Bright
104.9Bright
114.9Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.0Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in June

Is June a good time to visit Rantauprapat?

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

3.1
Sightseeing
1st-best month of the year
4.6
Beach & pool
2nd-best month of the year

June is a weaker month for outdoor sightseeing in Rantauprapat.

What to pack for Rantauprapat in June

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

In June, Rantauprapat sees daytime highs around 31°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 21 days see rain.

light clothesrain gearsun protection

Sea temperature near Rantauprapat in June

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

The sea at the nearest coast (about 68 km away) is warmest in May at about 30°C and coldest in January 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
Feb29Tropical
Mar30Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec29Tropical

UV index in Rantauprapat in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Rantauprapat peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeExtremeFeb 21UV 14Jun 19UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep14Extreme
Oct13Extreme
Nov12Extreme
Dec11Extreme

Air quality in Rantauprapat in June

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.

Air quality in Rantauprapat is worst in October — around 37 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateOct 1037 µg/m³Dec 1725 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb30Moderate
Mar33Moderate
Apr31Moderate
May29Moderate
Jun27Moderate
Jul30Moderate
Aug32Moderate
Sep36Poor
Oct37Poor
Nov26Moderate
Dec25Moderate
Location & terrain

Where is Rantauprapat?

Rantauprapat sits at 2.1°N, 99.8°E, 29 m above sea level, in Indonesia. The nearest listed city is Bandar, 11 km away.

Topography around Rantauprapat

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

Within 3 km, the terrain around Rantauprapat has only modest variations in elevation — a maximum elevation change of 152 m around an average of 39 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 434 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,230 m.

The land around Rantauprapat is covered by trees (65%) and artificial surfaces (30%) within 3 km, trees (96%) within 16 km, and trees (87%) within 80 km.

3 km
152 m
16 km
434 m
80 km
2,230 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Bandar 11 km · Tanjungbalai 96 km · Tarutung 97 km · Teluk Nibung 100 km · Kisaran 101 km · Padangsidempuan 102 km · Sibolga 124 km · Pematangsiantar 128 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 Rantauprapat (2.1°, 99.8333°, elevation 29 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).