Trenggalek weather in April

In April, Trenggalek sees average daytime highs of 30°C and overnight lows near 23°C, with 230 mm of rain across 26.2 wet days and about 11.8 hours of daylight. It is the 1st-warmest and 6th-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 5% of the time in April, and the air most often feels oppressive.

Daylight stretches from about 11 h 54 min at the start of April to 11 h 42 min by month's end. Set against the rest of the year, April is Trenggalek's 7th-clearest and 9th-windiest month. For the whole year in context, see Trenggalek's year-round climate.

Daytime high
30°
1st warmest
Overnight low
23°
12th coldest
Rainfall
230 mm
26.2 wet days
Daylight
11 h 48 min
5:39 AM – 5:28 PM
Cloud cover
81%
7th clearest
Wind
4 km/h
9th windiest
Solar energy
4.86 kWh/m²
Travel score
3.0
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

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

A typical April day in Trenggalek 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 31°C. Set against its neighbours, April runs on par with March and on par with May.

20°25°30°35°151015202530
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

How April really feels in Trenggalek

Once humidity and wind are folded in, April averages 30 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
30
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Trenggalek weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°36428.812.42.8
Feb30° / 22°3512712.32.7
Mar30° / 23°33628.712.12.8
Apr30° / 23°23026.211.83.0
May29° / 22°11218.411.64.3
Jun29° / 21°7113.511.55.1
Jul28° / 20°429.611.66.3
Aug28° / 20°287.711.76.5
Sep29° / 21°539.9125.5
Oct29° / 22°1231912.24.1
Nov30° / 23°27226.212.43.0
Dec30° / 23°36028.212.52.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 82%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11090
21090
31090
41090
51090
61090
71189
81189
91288
101288
111486
121585
131585
141684
151783
161783
171882
181981
192080
202179
212278
222377
232476
242575
252476
262575
272575
282674
292773
302773

Chance of precipitation in April

Any precipitation

Trenggalek gets around 230 mm of rain over 26.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 87% and peaks near 93% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
193
293
393
493
593
693
793
893
993
1093
1192
1292
1391
1491
1590
1689
1788
1887
1986
2085
2184
2282
2381
2480
2578
2677
2776
2875
2973
3072

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the oppressive band about 95% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
10973
20973
30973
40973
50964
60964
70964
80964
90955
100955
110955
120955
130955
141945
151945
161945
171945
181945
191945
201945
211954
222944
232944
242944
252953
262953
273943
283943
293943
304933

Wind in April

Winds average 4 km/h in April.

Across April, daily wind ranges from about 4 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
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
285calm
295calm
305calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 11 h 54 min at the start of April to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over April. Sunrise moves from 5:40 AM to 5:39 AM, and sunset from 5:36 PM to 5:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:405:36
211.95:405:35
311.95:405:35
411.95:405:34
511.95:395:34
611.95:395:33
711.95:395:33
811.95:395:32
911.95:395:32
1011.95:395:31
1111.95:395:31
1211.95:395:30
1311.85:395:30
1411.85:395:29
1511.85:395:29
1611.85:395:28
1711.85:395:28
1811.85:395:27
1911.85:395:27
2011.85:395:26
2111.85:395:26
2211.85:395:25
2311.85:395:25
2411.85:395:25
2511.85:395:24
2611.85:395:24
2711.75:395:23
2811.75:395:23
2911.75:395:23
3011.75:395:22

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.86 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 5.7 kWh/m² in October across the year — April's 4.86 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
Planning a trip in April

Hazard calendar for Trenggalek

In seasonPeak

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

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

Trenggalek'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 April a good time to visit Trenggalek?

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

3.0
Sightseeing
7th-best month of the year
4.1
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Trenggalek.

What to pack for Trenggalek in April

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

In April, Trenggalek sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 26 days see rain.

light clothesrain gearsun protection

Sea temperature near Trenggalek in April

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

The sea at the nearest coast (about 34 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 Trenggalek in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Trenggalek peaks around March 14 at about 15 (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 14UV 15Jun 16UV 7
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar15Extreme
Apr14Extreme
May10Very high
Jun7High
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov10Extreme
Dec13Extreme

Air quality in Trenggalek in April

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Trenggalek is worst in April — around 34 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2133 µg/m³Sep 1723 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb25Moderate
Mar29Moderate
Apr34Moderate
May33Moderate
Jun31Moderate
Jul27Moderate
Aug24Moderate
Sep23Moderate
Oct24Moderate
Nov25Moderate
Dec23Moderate
Location & terrain

Where is Trenggalek?

Trenggalek sits at 8.1°S, 111.7°E, 113 m above sea level, in Indonesia. The nearest listed city is Boyolangu, 21 km away.

Topography around Trenggalek

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

Within 3 km, the terrain around Trenggalek has significant variations in elevation — a maximum elevation change of 347 m around an average of 128 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 973 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,227 m.

The land around Trenggalek is covered by trees (49%) and cropland (31%) within 3 km, trees (80%) within 16 km, and trees (52%) and water (25%) within 80 km.

3 km
347 m
16 km
973 m
80 km
3,227 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Boyolangu 21 km · Tulungagung 22 km · Kedungwaru 23 km · Ngunut 34 km · Ponorogo 35 km · Kediri 45 km · Gampengrejo 50 km · Blitar 51 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 Trenggalek (-8.0764°, 111.7064°, elevation 113 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).