Aileu weather in April

In April, Aileu sees average daytime highs of 27°C and overnight lows near 19°C, with 187 mm of rain across 19.3 wet days and about 11.8 hours of daylight. It is the 6th-warmest and 5th-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 12% of the time in April, and the air most often feels muggy.

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 Aileu's 8th-clearest and 8th-windiest month. For the whole year in context, see Aileu's year-round climate.

Daytime high
27°
6th warmest
Overnight low
19°
7th coldest
Rainfall
187 mm
19.3 wet days
Daylight
11 h 48 min
6:44 AM – 6:32 PM
Cloud cover
73%
8th clearest
Wind
4 km/h
8th windiest
Solar energy
5.16 kWh/m²
Travel score
4.9
out of 10

Aileu is A town in Timor-Leste.

Density
69/km²
people per km²

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 27°C through the month.

A typical April day in Aileu reaches about 27°C in the afternoon and slips back to 19°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, April runs on par with March and on par with May.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12619
22619
32619
42619
52619
62619
72619
82619
92619
102619
112619
122619
132719
142719
152719
162719
172719
182719
192719
202719
212719
222719
232719
242719
252719
262719
272719
282719
292719
302719

Aileu weather by month

How April compares with the rest of the year at a glance. April is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 20°34529.512.53.5
Feb26° / 20°3262712.33.5
Mar26° / 20°30727.412.13.9
Apr27° / 19°18719.311.84.9
May27° / 19°811211.66.2
Jun26° / 18°416.711.57.1
Jul26° / 17°194.411.57.5
Aug27° / 16°81.511.77.9
Sep28° / 17°152.211.97.2
Oct29° / 19°416.612.26.0
Nov28° / 20°15717.812.44.7
Dec27° / 20°33428.812.53.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 12% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 19% of April, with mostly cloudy or overcast conditions the remaining 70%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12575
22575
32476
42476
52476
62476
72476
82476
92476
102476
112476
122575
132773
142773
152773
163070
173070
183169
193466
203466
213565
223664
233763
243763
253862
263961
273961
283961
293961
303862

Chance of precipitation in April

Any precipitation

Aileu gets around 187 mm of rain over 19.3 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 65% and peaks near 80% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
180
280
380
480
579
679
778
878
977
1076
1175
1274
1372
1471
1569
1667
1765
1863
1960
2058
2155
2253
2351
2449
2548
2646
2745
2844
2943
3043

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 79% of days. Sticky, muggy-or-worse air turns up on roughly 82% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
107912
207912
307912
408893
508893
608893
709883
809883
9010873
10011863
11012853
12012853
13013843
14014833
15015823
16016813
17018793
18019783
19020773
20022753
21023743
22025723
23026713
24127693
25128683
26129673
27130663
28130672
29131662
30131662

Wind in April

Winds average 4 km/h in April.

Across April, daily wind ranges from about 3 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
13calm
23calm
33calm
43calm
53calm
63calm
73calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

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 6:45 AM to 6:44 AM, and sunset from 6:40 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:456:40
211.96:446:40
311.96:446:39
411.96:446:39
511.96:446:38
611.96:446:37
711.96:446:37
811.96:446:36
911.96:446:36
1011.96:446:35
1111.86:446:35
1211.86:446:34
1311.86:446:34
1411.86:446:33
1511.86:446:33
1611.86:446:32
1711.86:446:32
1811.86:446:31
1911.86:446:31
2011.86:446:30
2111.86:446:30
2211.86:446:29
2311.86:446:29
2411.76:446:29
2511.76:446:28
2611.76:446:28
2711.76:446:27
2811.76:446:27
2911.76:446:27
3011.76:446:26

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.16 kWh/m².

For context, solar energy here swings from a low near 4.64 kWh/m² to a high of 6.62 kWh/m² in October across the year — April's 5.16 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.2Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
Planning a trip in April

Hazard calendar for Aileu

In seasonPeak

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

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

Aileu'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 Aileu?

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

4.9
Sightseeing
7th-best month of the year
4.9
Beach & pool
8th-best month of the year

April is a reasonable time to visit Aileu for sightseeing.

What to pack for Aileu in April

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

In April, Aileu sees daytime highs around 27°C and nights near 19°C. Pack rain gear. Worth having: light clothes and sun protection. About 19 days see rain.

rain gearlight clothessun protection

Sea temperature near Aileu 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 40 km away) is warmest in November at about 30°C and coldest in August near 27°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
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug27Warm
Sep28Warm
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Aileu 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 Aileu peaks around March 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 10UV 16Jul 10UV 10
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar16Extreme
Apr14Extreme
May11Extreme
Jun10Very high
Jul10Very high
Aug12Extreme
Sep15Extreme
Oct14Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Aileu?

Aileu sits at 8.7°S, 125.6°E, 913 m above sea level, in Timor Leste. The nearest listed city is Gleno, 14 km away.

AtsabeLiquiçáMaubaraMalianaSuaiAtambua

Topography around Aileu

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

Within 3 km, the terrain around Aileu has significant variations in elevation — a maximum elevation change of 339 m around an average of 994 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,315 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,916 m.

The land around Aileu is covered by grassland (66%) and trees (26%) within 3 km, grassland (51%) and trees (48%) within 16 km, and water (50%) and trees (36%) within 80 km.

3 km
339 m
16 km
2,315 m
80 km
2,916 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Gleno 14 km · Dili 19 km · Atsabe 29 km · Liquiçá 29 km · Maubara 42 km · Maliana 48 km · Suai 73 km · Atambua 85 km

Timor Leste travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E / F / I
220 V · 50 Hz
Prices
≈ 28% of US
price level, 2025
GDP per capita
$1,341
2025
Homicide rate
4.1
per 100k, 2015
Road deaths
11.9
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Catholic 91%other 7%Protestant Evangelical 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 Aileu (-8.7281°, 125.5664°, elevation 913 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).