Wongsorejo weather in January

In January, Wongsorejo sees average daytime highs of 27°C and overnight lows near 25°C, with 285 mm of rain across 26.7 wet days and about 12.4 hours of daylight. It is the 6th-warmest and 1st-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 6% of the time in January, and the air most often feels oppressive.

Daylight stretches from about 12 h 30 min at the start of January to 12 h 24 min by month's end. Set against the rest of the year, January is Wongsorejo's 11th-clearest and 11th-windiest month. For the whole year in context, see Wongsorejo's year-round climate.

Daytime high
27°
6th warmest
Overnight low
25°
7th coldest
Rainfall
285 mm
26.7 wet days
Daylight
12 h 24 min
5:19 AM – 5:44 PM
Cloud cover
85%
11th clearest
Wind
8 km/h
11th windiest
Solar energy
5.36 kWh/m²
Travel score
3.9
out of 10

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 Wongsorejo reaches about 27°C in the afternoon and slips back to 25°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, January runs on par with December and on par with February.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12725
22725
32725
42725
52725
62725
72725
82725
92725
102725
112725
122725
132725
142725
152725
162725
172725
182725
192725
202725
212725
222725
232725
242725
252725
262725
272725
282725
292725
302725
312725

Wongsorejo weather by month

How January compares with the rest of the year at a glance. January is the 6th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°28526.712.43.9
Feb27° / 25°25424.412.33.9
Mar27° / 25°17822.112.14.7
Apr27° / 25°9114.411.85.8
May27° / 25°335.411.67.5
Jun26° / 25°173.111.58.0
Jul25° / 24°81.411.68.5
Aug25° / 24°10.211.78.8
Sep26° / 24°30.5128.6
Oct27° / 25°121.912.28.0
Nov27° / 25°6610.512.46.3
Dec27° / 25°20223.312.54.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 7% of January, with mostly cloudy or overcast conditions the remaining 87%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11684
21684
31684
41585
51684
61684
71684
81684
91684
101684
111684
121684
131684
141684
151585
161486
171387
181387
191387
201387
211189
221189
231189
241090
251090
261090
27991
28892
29892
30892
31892

Chance of precipitation in January

Any precipitation

Wongsorejo gets around 285 mm of rain over 26.7 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 86% and peaks near 88% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
183
283
384
484
584
684
784
885
985
1085
1185
1286
1386
1486
1586
1687
1787
1887
1987
2087
2187
2287
2388
2488
2588
2688
2788
2888
2988
3088
3188

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 98% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11972
21972
31972
40982
50982
60982
70982
80982
90982
100982
110982
120982
130982
140982
150982
160991
170991
180991
190991
200991
210991
220991
230991
240991
250991
260991
270991
280991
290991
300991
310991

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 12 h 30 min at the start of January to 12 h 24 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 5:12 AM to 5:25 AM, and sunset from 5:39 PM to 5:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.55:125:39
212.55:125:40
312.55:135:40
412.55:135:40
512.55:145:41
612.45:145:41
712.45:155:42
812.45:155:42
912.45:165:42
1012.45:165:43
1112.45:175:43
1212.45:175:43
1312.45:185:43
1412.45:185:44
1512.45:195:44
1612.45:195:44
1712.45:205:44
1812.45:205:45
1912.45:205:45
2012.45:215:45
2112.45:215:45
2212.45:225:45
2312.45:225:46
2412.45:235:46
2512.45:235:46
2612.45:235:46
2712.45:245:46
2812.45:245:46
2912.45:255:46
3012.45:255:46
3112.45:255:46

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.36 kWh/m².

For context, solar energy here swings from a low near 5.21 kWh/m² to a high of 6.9 kWh/m² in October across the year — January's 5.36 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.2Bright
Planning a trip in January

Hazard calendar for Wongsorejo

In seasonPeak

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

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

Wongsorejo's monsoon runs December–March, when most of the year's rain falls.

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

Is January a good time to visit Wongsorejo?

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

3.9
Sightseeing
11th-best month of the year
3.9
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Wongsorejo.

What to pack for Wongsorejo in January

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

In January, Wongsorejo sees daytime highs around 27°C and nights near 25°C. Pack rain gear. Worth having: light clothes and sun protection. About 27 days see rain.

rain gearlight clothessun protection

Sea temperature near Wongsorejo 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 28 km away) is warmest in April 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°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec29Tropical

UV index in Wongsorejo in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Wongsorejo peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 at about 9 (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 18UV 9
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Wongsorejo 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 Wongsorejo is worst in January — around 20 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1920 µg/m³Sep 1614 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb18Moderate
Mar19Moderate
Apr16Moderate
May16Moderate
Jun16Moderate
Jul14Moderate
Aug14Moderate
Sep14Moderate
Oct14Moderate
Nov15Moderate
Dec16Moderate
Location & terrain

Where is Wongsorejo?

Wongsorejo sits at 8.0°S, 114.4°E, 32 m above sea level, in Indonesia. The nearest listed city is Banyuwangi, 27 km away.

Topography around Wongsorejo

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

Within 3 km, the terrain around Wongsorejo has only modest variations in elevation — a maximum elevation change of 142 m around an average of 47 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,145 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,219 m.

The land around Wongsorejo is covered by trees (55%) and cropland (33%) within 3 km, trees (53%) and water (36%) within 16 km, and water (50%) and trees (40%) within 80 km.

3 km
142 m
16 km
2,145 m
80 km
3,219 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Banyuwangi 27 km · Singojuruh 41 km · Panji 44 km · Negara 47 km · Srono 48 km · Muncar 50 km · Genteng 50 km · Gambiran Satu 53 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 Wongsorejo (-7.9908°, 114.4009°, elevation 32 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).