Gampengrejo weather in January

In January, Gampengrejo sees average daytime highs of 30°C and overnight lows near 23°C, with 416 mm of rain across 29.2 wet days and about 12.4 hours of daylight. It is the 8th-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 Gampengrejo's 11th-clearest and 9th-windiest month. For the whole year in context, see Gampengrejo's year-round climate.

Daytime high
30°
8th warmest
Overnight low
23°
9th coldest
Rainfall
416 mm
29.2 wet days
Daylight
12 h 24 min
5:29 AM – 5:53 PM
Cloud cover
90%
11th clearest
Wind
4 km/h
9th windiest
Solar energy
4.49 kWh/m²
Travel score
2.6
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 Gampengrejo reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°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 on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How January really feels in Gampengrejo

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.

Gampengrejo weather by month

How January compares with the rest of the year at a glance. January is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°41629.212.42.6
Feb30° / 23°40627.412.32.5
Mar30° / 23°33028.412.12.7
Apr30° / 23°19824.511.83.1
May30° / 23°8315.211.74.3
Jun30° / 22°418.911.65.2
Jul30° / 21°225.111.65.9
Aug30° / 21°113.311.76.1
Sep30° / 21°194125.4
Oct31° / 23°7112.912.24.1
Nov31° / 23°18423.112.42.9
Dec31° / 23°33126.912.42.7

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 5% of January, with mostly cloudy or overcast conditions the remaining 94%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2793
3793
4793
5892
6892
7892
8892
9892
10892
11991
12991
13991
14991
15991
16793
17793
18793
19793
20694
21694
22595
23595
24595
25496
26397
27397
28397
29397
30298
31298

Chance of precipitation in January

Any precipitation

Gampengrejo gets around 416 mm of rain over 29.2 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 94% and peaks near 98% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
190
290
391
491
591
691
792
892
992
1092
1192
1292
1392
1493
1593
1693
1794
1894
1995
2095
2195
2296
2396
2497
2597
2697
2797
2898
2998
3098
3198

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 96% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
11963
21963
31972
41972
51972
61972
71972
81972
91972
100982
110982
120982
130982
140982
150982
160973
170973
180973
190973
200964
210964
220964
230955
240955
250955
260946
270946
280946
290946
300937
310937

Wind in January

Winds average 4 km/h in January.

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 5:22 AM to 5:35 AM, and sunset from 5:48 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:225:48
212.45:225:49
312.45:235:49
412.45:235:50
512.45:245:50
612.45:245:50
712.45:255:51
812.45:255:51
912.45:265:51
1012.45:265:52
1112.45:275:52
1212.45:275:52
1312.45:285:53
1412.45:285:53
1512.45:285:53
1612.45:295:53
1712.45:295:54
1812.45:305:54
1912.45:305:54
2012.45:315:54
2112.45:315:54
2212.45:325:55
2312.45:325:55
2412.45:325:55
2512.45:335:55
2612.45:335:55
2712.45:345:55
2812.45:345:55
2912.45:345:55
3012.35:355:55
3112.35:355:55

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.49 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 5.95 kWh/m² in September across the year — January's 4.49 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.6Bright
34.6Bright
44.6Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
314.4Bright
Planning a trip in January

Hazard calendar for Gampengrejo

In seasonPeak

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

Gampengrejo's monsoon runs December–April, when most of the year's rain falls.

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

Is January a good time to visit Gampengrejo?

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

2.6
Sightseeing
11th-best month of the year
3.7
Beach & pool
11th-best month of the year

January is a weaker month for outdoor sightseeing in Gampengrejo.

What to pack for Gampengrejo in January

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

In January, Gampengrejo sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

Sea temperature near Gampengrejo 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 69 km away) is warmest in March at about 29°C and coldest in August near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug25Warm
Sep25Warm
Oct26Warm
Nov28Warm
Dec29Tropical

UV index in Gampengrejo in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gampengrejo peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 14 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 highExtremeExtremeMar 18UV 13Jun 14UV 7
UV index (midday)Level
Jan13Extreme
Feb11Extreme
Mar13Extreme
Apr11Extreme
May9Very high
Jun7High
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct12Extreme
Nov10Very high
Dec12Extreme

Air quality in Gampengrejo 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 Gampengrejo is worst in May — around 64 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorMay 1764 µg/m³Dec 2343 µg/m³
PM2.5 (µg/m³)Level
Jan44Poor
Feb45Poor
Mar53Poor
Apr59Unhealthy
May64Unhealthy
Jun60Unhealthy
Jul54Poor
Aug48Poor
Sep47Poor
Oct49Poor
Nov48Poor
Dec43Poor
Location & terrain

Where is Gampengrejo?

Gampengrejo sits at 7.8°S, 112.0°E, 84 m above sea level, in Indonesia. The nearest listed city is Kediri, 6.0 km away.

Topography around Gampengrejo

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

Within 3 km, the terrain around Gampengrejo has only modest variations in elevation — a maximum elevation change of 29 m around an average of 62 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 512 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,308 m.

The land around Gampengrejo is covered by cropland (57%) and artificial surfaces (22%) within 3 km, cropland (51%) and trees (29%) within 16 km, and trees (53%) and cropland (31%) within 80 km.

3 km
29 m
16 km
512 m
80 km
3,308 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Kediri 6.0 km · Pare 18 km · Kertosono 21 km · Nganjuk 23 km · Ngoro 26 km · Diwek 30 km · Jombang 33 km · Kedungwaru 36 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 Gampengrejo (-7.764°, 112.035°, elevation 84 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. 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).