Bentota weather in April

In April, Bentota sees average daytime highs of 30°C and overnight lows near 26°C, with 187 mm of rain across 24.7 wet days and about 12.1 hours of daylight. It is the 1st-warmest and 8th-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 22% of the time in April, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of April to 12 h 12 min by month's end. Set against the rest of the year, April is Bentota's 4th-clearest and 10th-windiest month. For the whole year in context, see Bentota's year-round climate.

Daytime high
30°
1st warmest
Overnight low
26°
10th coldest
Rainfall
187 mm
24.7 wet days
Daylight
12 h 06 min
6:06 AM – 6:14 PM
Cloud cover
66%
4th clearest
Wind
8 km/h
10th windiest
Solar energy
5.58 kWh/m²
Travel score
3.4
out of 10

Bentota is town in Southern Province, Sri Lanka.

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 30°C through the month.

A typical April day in Bentota reaches about 30°C in the afternoon and slips back to 26°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 29°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)
13025
23026
33026
43026
53026
63026
73026
83026
93026
103026
113026
123026
133026
143026
153026
163026
173026
183026
193026
203026
213026
223026
233026
243026
253026
263026
273026
283026
293026
303026

How April really feels in Bentota

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.

Bentota weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 24°7911.111.75.5
Feb29° / 24°649.911.85.4
Mar30° / 25°7914.3124.7
Apr30° / 26°18724.712.13.4
May29° / 26°33429.712.33.0
Jun28° / 26°33128.812.43.1
Jul28° / 25°29428.912.33.4
Aug28° / 25°26728.812.23.5
Sep28° / 25°29227.7123.6
Oct28° / 25°35027.711.93.5
Nov28° / 25°3362411.73.8
Dec28° / 24°18419.111.64.5

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 20% of April, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25248
35149
45149
55149
65050
74951
84951
94951
104753
114753
124753
134654
144456
154357
164357
174159
184060
193961
203862
213763
223565
233565
243367
253268
263169
273070
282971
292971
302872

Chance of precipitation in April

Any precipitation

Bentota gets around 187 mm of rain over 24.7 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 81% and peaks near 93% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
165
267
369
470
572
673
775
876
977
1078
1179
1279
1380
1481
1582
1682
1783
1884
1985
2086
2187
2288
2388
2489
2590
2690
2791
2892
2992
3093

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the miserable band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
15347
25248
35149
45050
54852
64753
74654
84456
94357
104159
113961
123763
133565
143268
153070
162773
172575
182377
192080
201882
211684
221486
231387
241189
251090
26892
27793
28694
29694
30595

Wind in April

Winds average 8 km/h in April.

Across April, daily wind ranges from about 7 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over April. Sunrise moves from 6:13 AM to 6:01 AM, and sunset from 6:16 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:136:16
212.16:136:16
312.16:126:16
412.16:126:16
512.16:116:16
612.16:116:16
712.16:106:15
812.16:106:15
912.16:096:15
1012.16:096:15
1112.16:086:15
1212.16:086:15
1312.16:076:15
1412.16:076:15
1512.16:066:15
1612.16:066:14
1712.16:066:14
1812.26:056:14
1912.26:056:14
2012.26:046:14
2112.26:046:14
2212.26:046:14
2312.26:036:14
2412.26:036:14
2512.26:026:14
2612.26:026:14
2712.26:026:14
2812.26:016:14
2912.26:016:14
3012.26:016:14

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.58 kWh/m².

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.09 kWh/m² in March across the year — April's 5.58 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.9Bright
25.9Bright
35.9Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.4Bright
235.4Bright
245.4Bright
255.3Bright
265.3Bright
275.3Bright
285.2Bright
295.2Bright
305.2Bright
Planning a trip in April

Hazard calendar for Bentota

In seasonPeak

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

Bentota sits in the North Indian Ocean cyclone zone; the season peaks May and October–November.

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

Is April a good time to visit Bentota?

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

3.4
Sightseeing
9th-best month of the year
4.6
Beach & pool
5th-best month of the year

April is a weaker month for outdoor sightseeing in Bentota.

What to pack for Bentota in April

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

In April, Bentota sees daytime highs around 30°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Bentota in April

The nearest coast averages about 30°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 15 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°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct28Tropical
Nov29Tropical
Dec28Tropical

UV index in Bentota 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 Bentota peaks around April 17 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 highApr 17UV 13Dec 21UV 10
UV index (midday)Level
Jan10Very high
Feb12Extreme
Mar12Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Bentota 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 Bentota is worst in January — around 84 µg/m³ PM2.5 (unhealthy), about 2.8× the cleanest month (July, 29 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 1483 µg/m³Jul 2129 µg/m³
PM2.5 (µg/m³)Level
Jan84Unhealthy
Feb78Unhealthy
Mar73Unhealthy
Apr62Unhealthy
May44Poor
Jun31Moderate
Jul29Moderate
Aug30Moderate
Sep35Poor
Oct52Poor
Nov74Unhealthy
Dec81Unhealthy
Location & terrain

Where is Bentota?

Bentota sits at 6.4°N, 80.0°E, 8 m above sea level, in Sri Lanka. The nearest listed city is Beruwala, 6.0 km away.

PanaduraMoratuwaHomagamaMaharagamaDehiwala-Mount Lavinia

Topography around Bentota

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

Within 3 km, the terrain around Bentota has only modest variations in elevation — a maximum elevation change of 28 m around an average of 4 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 205 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,145 m.

The land around Bentota is covered by water (52%) and trees (40%) within 3 km, water (52%) and trees (44%) within 16 km, and trees (58%) and water (39%) within 80 km.

3 km
28 m
16 km
205 m
80 km
2,145 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Beruwala 6.0 km · Kalutara 18 km · Ambalangoda 22 km · Panadura 34 km · Moratuwa 41 km · Homagama 46 km · Maharagama 48 km · Dehiwala-Mount Lavinia 48 km

Sri Lanka travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 27% of US
price level, 2025
GDP per capita
$5,002
2025
Happiness
4.0 / 10
World Happiness, 2025
Safe drinking water
47%
of population, 2024
Homicide rate
3.3
per 100k, 2019
Road deaths
19.7
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 486
Religion
Buddhist 70%Hindu 13%Muslim 10%Roman Catholic 6%

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 Bentota (6.426°, 79.9958°, elevation 8 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).