Sukabumi weather in January

In January, Sukabumi sees average daytime highs of 27°C and overnight lows near 21°C, with 362 mm of rain across 29.4 wet days and about 12.4 hours of daylight. It is the 12th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 1% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of January to 12 h 18 min by month's end. Set against the rest of the year, January is Sukabumi's 10th-clearest and 1st-windiest month. For the whole year in context, see Sukabumi's year-round climate.

Daytime high
27°
12th warmest
Overnight low
21°
7th coldest
Rainfall
362 mm
29.4 wet days
Daylight
12 h 24 min
5:51 AM – 6:12 PM
Cloud cover
91%
10th clearest
Wind
4 km/h
1st windiest
Solar energy
4.45 kWh/m²
Travel score
3.4
out of 10

Sukabumi is city in West Java Province, Indonesia.

Density
7,553/km²
people per km²
Founded
1914

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical January day in Sukabumi reaches about 27°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 29°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12721
22721
32721
42721
52721
62721
72721
82721
92721
102721
112721
122721
132721
142721
152721
162721
172721
182721
192721
202721
212721
222721
232721
242721
252721
262721
272721
282721
292721
302721
312721

Sukabumi weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 21°36229.412.43.4
Feb27° / 21°32726.412.23.4
Mar28° / 21°36529.6123.3
Apr28° / 21°30227.811.93.2
May28° / 21°18724.411.73.8
Jun28° / 20°11118.811.64.6
Jul28° / 20°9315.411.65.4
Aug28° / 20°7611.611.85.6
Sep28° / 20°11315.4124.9
Oct28° / 21°26523.312.24.0
Nov28° / 21°39427.812.33.5
Dec27° / 21°40629.112.43.4

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 4% of January, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1496
2595
3595
4595
5694
6694
7694
8793
9793
10694
11694
12694
13694
14694
15694
16595
17595
18595
19595
20496
21496
22397
23397
24298
25298
26298
27298
28298
29298
30298
31199

Chance of precipitation in January

Any precipitation

Sukabumi gets around 362 mm of rain over 29.4 wet days in January. 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 97% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
194
294
394
494
594
694
794
894
993
1093
1193
1293
1394
1494
1594
1694
1795
1895
1995
2095
2196
2296
2396
2496
2596
2696
2796
2897
2997
3097
3197

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
15050
25050
35050
45050
55149
65149
75149
85149
95149
105149
115149
125149
135149
145149
155149
165149
175050
185050
194951
204951
214852
224852
234852
244852
254852
264852
274852
284852
294852
304852
314852

Wind in January

Winds average 4 km/h in January, the windiest month of the year.

Across January, 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 January

DaylightNight

Daylight runs from about 12 h 24 min at the start of January to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over January. Sunrise moves from 5:44 AM to 5:57 AM, and sunset from 6:07 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:446:07
212.45:446:08
312.45:456:08
412.45:456:09
512.45:466:09
612.45:466:09
712.45:476:10
812.45:476:10
912.45:476:10
1012.45:486:11
1112.45:486:11
1212.45:496:11
1312.45:496:12
1412.45:506:12
1512.45:506:12
1612.45:516:12
1712.45:516:13
1812.45:526:13
1912.45:526:13
2012.35:526:13
2112.35:536:14
2212.35:536:14
2312.35:546:14
2412.35:546:14
2512.35:546:14
2612.35:556:14
2712.35:556:14
2812.35:566:15
2912.35:566:15
3012.35:566:15
3112.35:576:15

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.45 kWh/m².

For context, solar energy here swings from a low near 4.42 kWh/m² to a high of 5.8 kWh/m² in September across the year — January's 4.45 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.4Bright
194.4Bright
204.4Bright
214.4Bright
224.4Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in January

Hazard calendar for Sukabumi

In seasonPeak

In January, Sukabumi sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

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

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

Is January a good time to visit Sukabumi?

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

3.4
Sightseeing
8th-best month of the year
3.5
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Sukabumi.

What to pack for Sukabumi in January

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

In January, Sukabumi sees daytime highs around 27°C and nights near 21°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Sukabumi in January

The nearest coast averages about 29°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 61 km away) is warmest in April at about 29°C and coldest in September 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
May29Tropical
Jun28Tropical
Jul27Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Tropical
Dec29Tropical

UV index in Sukabumi in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sukabumi peaks around March 14 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 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 highExtremeVery highExtremeMar 14UV 16Nov 15UV 8
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar16Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul10Very high
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov7High
Dec12Extreme

Air quality in Sukabumi in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sukabumi is worst in May — around 121 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyMay 21120 µg/m³Jan 1177 µg/m³
PM2.5 (µg/m³)Level
Jan77Unhealthy
Feb81Unhealthy
Mar95Unhealthy
Apr106Unhealthy
May121Unhealthy
Jun117Unhealthy
Jul108Unhealthy
Aug92Unhealthy
Sep84Unhealthy
Oct84Unhealthy
Nov87Unhealthy
Dec77Unhealthy
Location & terrain

Where is Sukabumi?

Sukabumi sits at 6.9°S, 106.9°E, 613 m above sea level, in Indonesia. The nearest listed city is Cicurug, 22 km away.

Topography around Sukabumi

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

Within 3 km, the terrain around Sukabumi has significant variations in elevation — a maximum elevation change of 271 m around an average of 611 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,704 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,993 m.

The land around Sukabumi is covered by artificial surfaces (50%) and trees (33%) within 3 km, trees (78%) within 16 km, and trees (67%) within 80 km.

3 km
271 m
16 km
2,704 m
80 km
2,993 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Cicurug 22 km · Cianjur 26 km · Caringin 26 km · Ciranjang-hilir 38 km · Bogor 39 km · Pelabuhanratu 42 km · Ciampea 47 km · Citeureup 48 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 Sukabumi (-6.9181°, 106.9267°, elevation 613 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).