Singosari weather in December

In December, Singosari sees average daytime highs of 26°C and overnight lows near 19°C, with 345 mm of rain across 27.7 wet days and about 12.5 hours of daylight. It is the 8th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels muggy.

Daylight stretches from about 12 h 24 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Singosari's 10th-clearest and 8th-windiest month. For the whole year in context, see Singosari's year-round climate.

Daytime high
26°
8th warmest
Overnight low
19°
12th coldest
Rainfall
345 mm
27.7 wet days
Daylight
12 h 30 min
5:12 AM – 5:39 PM
Cloud cover
93%
10th clearest
Wind
4 km/h
8th windiest
Solar energy
4.31 kWh/m²
Travel score
3.7
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical December day in Singosari reaches about 26°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 28°C. Set against its neighbours, December runs on par with November and on par with January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12619
22619
32619
42619
52619
62619
72619
82619
92619
102619
112619
122619
132619
142619
152619
162619
172619
182619
192619
202619
212619
222619
232619
242619
252619
262619
272619
282619
292619
302619
312619

Singosari weather by month

How December compares with the rest of the year at a glance. December is the 8th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 19°38728.912.43.6
Feb26° / 19°37726.912.33.4
Mar26° / 19°36527.912.13.7
Apr26° / 19°21024.311.84.2
May26° / 18°8715.411.65.7
Jun26° / 18°5010.611.56.4
Jul25° / 17°318.411.66.8
Aug26° / 16°216.411.77.1
Sep26° / 17°438.4126.6
Oct27° / 18°11016.212.25.4
Nov27° / 19°24323.612.44.2
Dec26° / 19°34527.712.53.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in December.

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 (%)
1793
2694
3694
4694
5595
6595
7595
8595
9496
10496
11496
12496
13496
14397
15397
16397
17397
18397
19397
20298
21298
22298
23298
24397
25397
26397
27397
28397
29397
30496
31496

Chance of precipitation in December

Any precipitation

Singosari gets around 345 mm of rain over 27.7 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 89% and peaks near 91% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
188
289
389
489
590
690
790
890
990
1091
1191
1290
1390
1490
1590
1690
1790
1889
1989
2089
2188
2288
2388
2488
2588
2688
2788
2888
2989
3089
3189

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the muggy band about 94% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)
1892
2892
3892
4793
5793
6793
7694
8694
9694
10595
11595
12595
13595
14595
15595
16595
17595
18595
19595
20694
21694
22694
23694
24793
25793
26793
27793
28793
29793
30793
31793

Wind in December

Winds average 4 km/h in December.

Across December, 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.

0246810151015202531
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
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 24 min at the start of December to 12 h 30 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 5:06 AM to 5:19 AM, and sunset from 5:32 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:065:32
212.45:075:32
312.45:075:33
412.45:075:33
512.45:085:34
612.45:085:34
712.45:085:35
812.45:095:35
912.45:095:36
1012.45:095:36
1112.55:105:37
1212.55:105:37
1312.55:115:38
1412.55:115:38
1512.55:115:39
1612.55:125:39
1712.55:125:40
1812.55:135:40
1912.55:135:41
2012.55:145:41
2112.55:145:42
2212.55:155:42
2312.55:155:43
2412.55:155:43
2512.55:165:43
2612.55:165:44
2712.55:175:44
2812.55:175:45
2912.55:185:45
3012.55:185:46
3112.55:195:46

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.31 kWh/m².

For context, solar energy here swings from a low near 4.3 kWh/m² to a high of 5.9 kWh/m² in September across the year — December's 4.31 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in December

Hazard calendar for Singosari

In seasonPeak

In December, Singosari sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.

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

Singosari's monsoon runs November–April, when most of the year's rain falls.

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

Is December a good time to visit Singosari?

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

3.7
Sightseeing
9th-best month of the year
3.7
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Singosari.

What to pack for Singosari in December

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

In December, Singosari sees daytime highs around 26°C and nights near 19°C. Pack rain gear. Worth having: light clothes. About 28 days see rain.

rain gearlight clothes

Sea temperature near Singosari 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 38 km away) is warmest in November at about 30°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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul28Tropical
Aug28Tropical
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Singosari in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Singosari peaks around March 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 18UV 15Jun 17UV 8
UV index (midday)Level
Jan13Extreme
Feb12Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun8Very high
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Singosari in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Singosari is worst in April — around 43 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (September, 25 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1843 µg/m³Sep 1625 µg/m³
PM2.5 (µg/m³)Level
Jan34Moderate
Feb33Moderate
Mar39Poor
Apr43Poor
May41Poor
Jun37Poor
Jul31Moderate
Aug27Moderate
Sep25Moderate
Oct27Moderate
Nov30Moderate
Dec30Moderate
Location & terrain

Where is Singosari?

Singosari sits at 7.9°S, 112.7°E, 501 m above sea level, in Indonesia. The nearest listed city is Lawang, 7.0 km away.

Topography around Singosari

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

Within 3 km, the terrain around Singosari has only modest variations in elevation — a maximum elevation change of 167 m around an average of 511 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 3,012 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,645 m.

The land around Singosari is covered by trees (37%), artificial surfaces (32%) and cropland (25%) within 3 km, trees (63%) and artificial surfaces (20%) within 16 km, and trees (46%) and water (25%) within 80 km.

3 km
167 m
16 km
3,012 m
80 km
3,645 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Lawang 7.0 km · Malang 10 km · Batu 15 km · Pakisaji 21 km · Prigen 24 km · Pandaan 27 km · Kepanjen 28 km · Gongdanglegi Kulon 32 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 Singosari (-7.8924°, 112.6658°, elevation 501 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. 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).