Probolinggo weather in December

In December, Probolinggo sees average daytime highs of 28°C and overnight lows near 25°C, with 255 mm of rain across 27.6 wet days and about 12.4 hours of daylight. It is the 7th-warmest and 2nd-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 4% of the time in December, and the air most often feels oppressive.

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

Daytime high
28°
7th warmest
Overnight low
25°
9th coldest
Rainfall
255 mm
27.6 wet days
Daylight
12 h 24 min
5:10 AM – 5:37 PM
Cloud cover
86%
10th clearest
Wind
5 km/h
12th windiest
Solar energy
4.69 kWh/m²
Travel score
3.3
out of 10

Probolinggo is city in East Java Province, Indonesia.

Density
4,301/km²
people per km²
Founded
1359

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 28°C through the month.

A typical December day in Probolinggo 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 29°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12926
22926
32826
42826
52825
62825
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How December really feels in Probolinggo

Once humidity and wind are folded in, December 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

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Probolinggo weather by month

How December compares with the rest of the year at a glance. December is the 7th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°27528.212.43.5
Feb28° / 25°24526.312.33.4
Mar28° / 25°20326.212.13.8
Apr28° / 26°14121.611.84.1
May29° / 26°4611.311.75.6
Jun28° / 25°297.311.66.3
Jul28° / 24°153.511.67.0
Aug28° / 24°41.311.77.3
Sep29° / 24°122.1126.7
Oct29° / 25°39812.25.6
Nov29° / 26°12419.412.44.1
Dec28° / 25°25527.612.43.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 8% of December, with mostly cloudy or overcast conditions the remaining 88%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21882
31783
41684
51585
61486
71387
81387
91387
101189
111189
121090
131090
141090
151090
161090
171090
181090
191090
201090
211090
221090
231090
241090
251090
261090
271189
281288
291288
301288
311288

Chance of precipitation in December

Any precipitation

Probolinggo gets around 255 mm of rain over 27.6 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. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
182
282
383
484
585
686
787
888
989
1090
1190
1291
1391
1491
1591
1691
1791
1891
1991
2091
2190
2290
2390
2490
2590
2690
2790
2890
2990
3090
3190

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 94% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11954
21954
31945
41945
51945
61945
71945
80955
90946
100946
110946
120946
130946
140946
150946
160946
170946
180946
190946
200946
210946
220946
230946
240946
250946
260946
270946
280946
290946
300955
310955

Wind in December

Winds average 5 km/h in December, the calmest month.

Across December, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 24 min at the start of December to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:04 AM to 5:17 AM, and sunset from 5:29 PM to 5:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:045:29
212.45:055:30
312.45:055:30
412.45:055:31
512.45:065:31
612.45:065:32
712.45:065:32
812.45:075:33
912.45:075:33
1012.45:075:34
1112.45:085:34
1212.45:085:35
1312.45:095:35
1412.45:095:36
1512.45:095:36
1612.45:105:37
1712.45:105:37
1812.55:115:38
1912.55:115:38
2012.55:125:39
2112.55:125:39
2212.55:135:40
2312.55:135:40
2412.55:145:41
2512.55:145:41
2612.55:145:41
2712.45:155:42
2812.45:155:42
2912.45:165:43
3012.45:165:43
3112.45:175:44

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.69 kWh/m².

For context, solar energy here swings from a low near 4.65 kWh/m² to a high of 6.27 kWh/m² in October across the year — December's 4.69 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.6Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.6Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in December

Hazard calendar for Probolinggo

In seasonPeak

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

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

Probolinggo'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 Probolinggo?

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

3.3
Sightseeing
12th-best month of the year
4.0
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Probolinggo.

What to pack for Probolinggo in December

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

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

light clothesrain gearsun protection

Sea temperature near Probolinggo 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 18 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 Probolinggo 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 Probolinggo peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 18UV 13Jun 16UV 7
UV index (midday)Level
Jan11Extreme
Feb11Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun7Very high
Jul10Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Probolinggo 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 Probolinggo is worst in March — around 60 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (August, 36 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyUnhealthyPoorMar 1759 µg/m³Aug 1636 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb53Poor
Mar60Unhealthy
Apr54Poor
May45Poor
Jun43Poor
Jul39Poor
Aug36Poor
Sep39Poor
Oct48Poor
Nov52Poor
Dec56Unhealthy
Location & terrain

Where is Probolinggo?

Probolinggo sits at 7.8°S, 113.2°E, 15 m above sea level, in Indonesia. The nearest listed city is Kraksaan, 20 km away.

Topography around Probolinggo

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

Within 3 km, the terrain around Probolinggo has only modest variations in elevation — a maximum elevation change of 29 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 289 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,645 m.

The land around Probolinggo is covered by artificial surfaces (46%) and cropland (20%) within 3 km, water (46%), trees (23%) and cropland (20%) within 16 km, and trees (41%) and water (37%) within 80 km.

3 km
29 m
16 km
289 m
80 km
3,645 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
December weather nearby: Kraksaan 20 km · Pasuruan 36 km · Lumajang 42 km · Bangil 47 km · Besuki 53 km · Lawang 58 km · Pandaan 59 km · Kencong 61 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 Probolinggo (-7.7543°, 113.2159°, elevation 15 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).