Subang weather in January

In January, Subang sees average daytime highs of 30°C and overnight lows near 23°C, with 338 mm of rain across 29.7 wet days and about 12.3 hours of daylight. It is the 11th-warmest and 1st-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 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 Subang's 10th-clearest and 1st-windiest month. For the whole year in context, see Subang's year-round climate.

Daytime high
30°
11th warmest
Overnight low
23°
6th coldest
Rainfall
338 mm
29.7 wet days
Daylight
12 h 18 min
5:48 AM – 6:09 PM
Cloud cover
90%
10th clearest
Wind
7 km/h
1st windiest
Solar energy
4.61 kWh/m²
Travel score
2.7
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Subang reaches about 30°C in the afternoon and slips back to 23°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 32°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13024
23024
33024
43024
53024
63024
73024
83024
93024
103024
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
232923
242923
252923
262923
272923
282923
292923
302923
312923

How January really feels in Subang

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

Subang weather by month

How January compares with the rest of the year at a glance. January is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°33829.712.32.7
Feb30° / 23°32027.112.22.7
Mar30° / 24°33529.9122.5
Apr31° / 24°26227.611.92.6
May31° / 24°14120.611.73.3
Jun31° / 23°8213.511.64.0
Jul32° / 22°538.611.74.3
Aug33° / 23°336.511.84.1
Sep33° / 23°548.5123.5
Oct33° / 24°1621812.12.9
Nov31° / 24°30726.912.32.4
Dec31° / 24°3362912.42.5

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 94%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1694
2793
3793
4793
5793
6793
7892
8892
9892
10892
11892
12892
13892
14892
15892
16892
17694
18694
19694
20595
21595
22496
23397
24397
25397
26397
27298
28298
29298
30298
31298

Chance of precipitation in January

Any precipitation

Subang gets around 338 mm of rain over 29.7 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 96% and peaks near 99% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
193
293
393
493
593
693
793
893
993
1093
1194
1294
1394
1495
1595
1696
1796
1896
1997
2097
2198
2298
2398
2499
2599
2699
2799
2899
2999
3099
3199

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 86% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18515
28515
38515
48515
58515
68614
78614
88614
98614
108614
118614
128614
138614
148614
158614
168614
178614
188614
198614
208614
218614
228515
238515
248515
258515
268614
278614
288614
298614
308614
318713

Wind in January

Winds average 7 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

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 5:41 AM to 5:54 AM, and sunset from 6:03 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:416:03
212.45:416:04
312.45:426:04
412.45:426:05
512.45:436:05
612.45:436:05
712.45:446:06
812.45:446:06
912.45:456:06
1012.45:456:07
1112.45:466:07
1212.45:466:07
1312.45:476:08
1412.35:476:08
1512.35:486:08
1612.35:486:09
1712.35:486:09
1812.35:496:09
1912.35:496:09
2012.35:506:09
2112.35:506:10
2212.35:506:10
2312.35:516:10
2412.35:516:10
2512.35:526:10
2612.35:526:10
2712.35:526:11
2812.35:536:11
2912.35:536:11
3012.35:536:11
3112.35:546:11

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.61 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.61 kWh/m² to a high of 6.34 kWh/m² in September across the year — January's 4.61 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.7Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.6Bright
164.6Bright
174.6Bright
184.6Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in January

Hazard calendar for Subang

In seasonPeak

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

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

Subang's rainy season runs October–April, when most of the year's rain falls.

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

Is January a good time to visit Subang?

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

2.7
Sightseeing
7th-best month of the year
3.7
Beach & pool
9th-best month of the year

January is a weaker month for outdoor sightseeing in Subang.

What to pack for Subang in January

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

In January, Subang sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 30 days see rain.

light clothesrain gearsun protection

Sea temperature near Subang 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 51 km away) is warmest in May at about 30°C and coldest in February 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
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Subang in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Subang peaks around March 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeVery highMar 17UV 13Nov 15UV 6
UV index (midday)Level
Jan10Very high
Feb10Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul9Very high
Aug10Very high
Sep11Extreme
Oct10Very high
Nov6High
Dec12Extreme

Air quality in Subang 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 Subang is worst in May — around 72 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMay 1672 µg/m³Sep 1253 µg/m³
PM2.5 (µg/m³)Level
Jan61Unhealthy
Feb60Unhealthy
Mar69Unhealthy
Apr69Unhealthy
May72Unhealthy
Jun69Unhealthy
Jul60Unhealthy
Aug54Poor
Sep53Poor
Oct55Unhealthy
Nov57Unhealthy
Dec60Unhealthy
Location & terrain

Where is Subang?

Subang sits at 6.6°S, 107.8°E, 96 m above sea level, in Indonesia. The nearest listed city is Lembang, 31 km away.

Topography around Subang

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

Within 3 km, the terrain around Subang has only modest variations in elevation — a maximum elevation change of 182 m around an average of 107 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 691 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,025 m.

The land around Subang is covered by trees (54%) and artificial surfaces (28%) within 3 km, trees (62%) and cropland (28%) within 16 km, and trees (40%), cropland (29%) and water (20%) within 80 km.

3 km
182 m
16 km
691 m
80 km
3,025 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Lembang 31 km · Pamanukan 32 km · Purwakarta 35 km · Sumedang Utara 36 km · Sumedang 37 km · Cikampek 37 km · Cileunyi 41 km · Cimahi 41 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 Subang (-6.57°, 107.7567°, elevation 96 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).