Sorong weather in December

In December, Sorong sees average daytime highs of 30°C and overnight lows near 24°C, with 344 mm of rain across 29.7 wet days and about 12 hours of daylight. It is the 4th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% of the time in December, and the air most often feels miserable.

Daylight stretches from about 12 hours at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Sorong's 12th-clearest and 10th-windiest month. For the whole year in context, see Sorong's year-round climate.

Daytime high
30°
4th warmest
Overnight low
24°
12th coldest
Rainfall
344 mm
29.7 wet days
Daylight
12 h 06 min
6:10 AM – 6:13 PM
Cloud cover
91%
12th clearest
Wind
5 km/h
10th windiest
Solar energy
4.47 kWh/m²
Travel score
2.7
out of 10

Sorong is city in Southwest Papua Province, Indonesia.

Density
199/km²
people per km²
Founded
2000

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

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Sorong reaches about 30°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113024
123024
133024
143024
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253024
263024
272924
282924
292924
302924
312924

How December really feels in Sorong

Once humidity and wind are folded in, December 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Sorong weather by month

How December compares with the rest of the year at a glance. December is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°30627.7122.9
Feb29° / 24°26224.4123.0
Mar30° / 24°34228.5122.9
Apr30° / 24°37429122.7
May30° / 24°31428.2122.9
Jun29° / 24°30225.7123.2
Jul29° / 23°26023.7123.7
Aug29° / 23°22620.4123.9
Sep30° / 23°24923.1123.4
Oct30° / 24°27224.7123.1
Nov30° / 24°29927.5122.8
Dec30° / 24°34429.7122.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 3% of December, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2496
3496
4496
5397
6397
7397
8397
9397
10397
11397
12397
13397
14397
15397
16397
17397
18397
19397
20397
21298
22298
23298
24298
25397
26397
27496
28496
29496
30496
31496

Chance of precipitation in December

Any precipitation

Sorong gets around 344 mm of rain over 29.7 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 95% and peaks near 96% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
195
295
395
495
595
696
796
896
996
1096
1196
1296
1396
1496
1596
1696
1796
1896
1996
2096
2196
2296
2396
2496
2595
2695
2795
2894
2994
3094
3194

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the miserable band about 86% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
11090
21090
3991
4991
5991
6991
7991
81090
91090
101090
111189
121189
131288
141288
151387
161387
171486
181486
191585
201684
211684
221783
231882
241882
251981
262080
272179
282179
292278
302377
312476

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
316calm

Sunrise & sunset in December

DaylightNight

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

Days grow by about 6 minutes over December. Sunrise moves from 6:03 AM to 6:17 AM, and sunset from 6:06 PM to 6:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.06:036:06
212.06:046:07
312.06:046:07
412.06:046:07
512.06:056:08
612.06:056:08
712.06:066:09
812.06:066:09
912.06:066:09
1012.06:076:10
1112.06:076:10
1212.16:086:11
1312.16:086:11
1412.16:096:12
1512.16:096:12
1612.16:106:13
1712.16:106:13
1812.16:116:14
1912.16:116:14
2012.16:116:15
2112.16:126:15
2212.16:126:15
2312.16:136:16
2412.16:136:16
2512.16:146:17
2612.16:146:17
2712.16:156:18
2812.16:156:18
2912.16:166:19
3012.16:166:19
3112.16:176:20

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.47 kWh/m².

For context, solar energy here swings from a low near 4.24 kWh/m² to a high of 5.05 kWh/m² in October across the year — December's 4.47 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.7Bright
314.7Bright
Planning a trip in December

Is December a good time to visit Sorong?

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

2.7
Sightseeing
11th-best month of the year
3.7
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Sorong.

What to pack for Sorong in December

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

In December, Sorong sees daytime highs around 30°C and nights near 24°C. Pack light clothes and rain gear. About 30 days see rain.

light clothesrain gear

Sea temperature near Sorong in December

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

The sea at the nearest coast (about 15 km away) is warmest in November 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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct30Tropical
Nov30Tropical
Dec30Tropical

UV index in Sorong in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Sorong peaks around March 16 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 12 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 16UV 16Jul 12UV 12
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar16Extreme
Apr15Extreme
May12Extreme
Jun12Extreme
Jul12Extreme
Aug13Extreme
Sep14Extreme
Oct15Extreme
Nov13Extreme
Dec12Extreme
Location & terrain

Where is Sorong?

Sorong sits at 0.9°S, 131.3°E, 7 m above sea level, in Indonesia. The nearest listed city is Teminabuan, 104 km away.

BintuniManokwariRansikiMasohiAmahai

Topography around Sorong

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

Within 3 km, the terrain around Sorong has only modest variations in elevation — a maximum elevation change of 157 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 441 m; within 80 km, large variations in elevation — a maximum elevation change of 1,165 m.

The land around Sorong is covered by water (44%) and trees (33%) within 3 km, water (57%) and trees (32%) within 16 km, and water (51%) and trees (45%) within 80 km.

3 km
157 m
16 km
441 m
80 km
1,165 m
treesgrasslandartificial surfaceswatermangroves
December weather nearby: Teminabuan 104 km · Waisai 110 km · Fakfak 255 km · Bintuni 286 km · Manokwari 312 km · Ransiki 331 km · Masohi 370 km · Amahai 378 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 Sorong (-0.8796°, 131.261°, elevation 7 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).