Gili Trawangan weather in April

In April, Gili Trawangan sees average daytime highs of 28°C and overnight lows near 27°C, with 113 mm of rain across 19.8 wet days and about 11.8 hours of daylight. It is the 2nd-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 28% 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 Gili Trawangan's 8th-clearest and 12th-windiest month. For the whole year in context, see Gili Trawangan's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
27°
11th coldest
Rainfall
113 mm
19.8 wet days
Daylight
11 h 48 min
6:22 AM – 6:11 PM
Cloud cover
64%
8th clearest
Wind
8 km/h
12th windiest
Solar energy
5.81 kWh/m²
Travel score
4.7
out of 10

Gili Trawangan is town.

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

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical April day in Gili Trawangan reaches about 28°C in the afternoon and slips back to 27°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, April runs on par with March and on par with May.

24°26°28°30°32°151015202530
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142827
152827
162827
172827
182827
192827
202827
212827
222827
232827
242827
252827
262827
272827
282827
292827
302827

How April really feels in Gili Trawangan

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

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Gili Trawangan weather by month

How April compares with the rest of the year at a glance. April is the 2nd-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 26°25726.312.43.8
Feb27° / 26°23225.112.33.7
Mar28° / 26°19524.712.14.2
Apr28° / 27°11319.811.84.7
May28° / 27°4411.411.66.0
Jun28° / 26°317.511.57.0
Jul27° / 25°225.511.67.5
Aug27° / 25°103.511.77.9
Sep27° / 25°133.1127.8
Oct28° / 26°338.212.26.8
Nov28° / 27°10518.112.44.9
Dec28° / 26°23225.412.54.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 15% of April, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13565
23466
33466
43466
53466
63565
73565
83664
93664
103664
113862
123862
134060
144060
154060
164159
174159
184357
194555
204555
214753
224753
234852
245050
255149
265248
275347
285446
295545
305743

Chance of precipitation in April

Any precipitation

Gili Trawangan gets around 113 mm of rain over 19.8 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 66% and peaks near 77% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
177
277
377
477
577
677
776
876
975
1075
1174
1273
1372
1471
1569
1668
1767
1865
1963
2062
2160
2258
2357
2455
2553
2652
2751
2849
2948
3047

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 63% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
105842
205842
305842
405842
505842
605842
705842
805842
905941
1005941
1106040
1206040
1306139
1416138
1516138
1616237
1716336
1816435
1916534
2016633
2116732
2216732
2316831
2416930
2516930
2616930
2716930
2816930
2916930
3016930

Wind in April

Winds average 8 km/h in April, the calmest month.

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

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm

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 6:23 AM to 6:22 AM, and sunset from 6:18 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:236:18
211.96:226:18
311.96:226:17
411.96:226:17
511.96:226:16
611.96:226:16
711.96:226:15
811.96:226:15
911.96:226:14
1011.96:226:14
1111.96:226:13
1211.86:226:13
1311.86:226:12
1411.86:226:12
1511.86:226:11
1611.86:226:11
1711.86:226:10
1811.86:226:10
1911.86:226:09
2011.86:216:09
2111.86:216:08
2211.86:216:08
2311.86:216:07
2411.86:216:07
2511.86:226:07
2611.76:226:06
2711.76:226:06
2811.76:226:05
2911.76:226:05
3011.76:226:05

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.81 kWh/m².

For context, solar energy here swings from a low near 5.32 kWh/m² to a high of 7.03 kWh/m² in October across the year — April's 5.81 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
Planning a trip in April

Hazard calendar for Gili Trawangan

In seasonPeak

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

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

Gili Trawangan'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 April a good time to visit Gili Trawangan?

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

4.7
Sightseeing
8th-best month of the year
5.3
Beach & pool
8th-best month of the year

April is a reasonable time to visit Gili Trawangan for sightseeing.

What to pack for Gili Trawangan in April

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

In April, Gili Trawangan sees daytime highs around 28°C and nights near 27°C. Pack light clothes and rain gear. Worth having: sun protection. About 20 days see rain.

light clothesrain gearsun protection

Sea temperature near Gili Trawangan 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 offshore is warmest in April at about 29°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
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Gili Trawangan in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Gili Trawangan peaks around March 12 at about 14 (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 12UV 14Jun 18UV 9
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec13Extreme

Air quality in Gili Trawangan 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 Gili Trawangan is worst in October — around 22 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (April, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 2022 µg/m³Apr 1613 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb14Moderate
Mar14Moderate
Apr13Moderate
May14Moderate
Jun14Moderate
Jul13Moderate
Aug14Moderate
Sep18Moderate
Oct22Moderate
Nov21Moderate
Dec15Moderate
Location & terrain

Where is Gili Trawangan?

Gili Trawangan sits at 8.3°S, 116.0°E, 0 m above sea level, in Indonesia. The nearest listed city is Lombok, 27 km away.

Topography around Gili Trawangan

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

Within 3 km, the terrain around Gili Trawangan has only modest variations in elevation — a maximum elevation change of 75 m around an average of 1 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 853 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,635 m.

The land around Gili Trawangan is covered by water (84%) within 3 km, water (81%) within 16 km, and water (63%) and trees (27%) within 80 km.

3 km
75 m
16 km
853 m
80 km
3,635 m
treesgrasslandcroplandartificial surfaceswater
April weather nearby: Lombok 27 km · Praya 47 km · Amlapura 48 km · Amlapura city 49 km · Bedugul 50 km · Selong 64 km · Klungkung 73 km · Ubud 87 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 Gili Trawangan (-8.349°, 116.037°, elevation 0 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).