Ambalangoda weather in April

In April, Ambalangoda sees average daytime highs of 29°C and overnight lows near 26°C, with 165 mm of rain across 23.6 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 29°C through the month. The sky is clear or mostly clear about 25% 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 Ambalangoda's 4th-clearest and 8th-windiest month. For the whole year in context, see Ambalangoda's year-round climate.

Daytime high
29°
1st warmest
Overnight low
26°
12th coldest
Rainfall
165 mm
23.6 wet days
Daylight
12 h 06 min
6:06 AM – 6:14 PM
Cloud cover
65%
4th clearest
Wind
10 km/h
8th windiest
Solar energy
5.79 kWh/m²
Travel score
3.8
out of 10

Ambalangoda is tourist town in the Southern Province of 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 29°C through the month.

A typical April day in Ambalangoda reaches about 29°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°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)
12926
22926
32926
42926
52926
62926
72926
82926
92926
102926
112926
122926
132926
142926
152926
162926
172926
182926
192926
202926
212926
222926
232926
242926
252926
262926
272926
282927
292927
302927

How April really feels in Ambalangoda

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.

Ambalangoda 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
Jan28° / 25°5710.811.76.2
Feb28° / 25°479.811.86.2
Mar29° / 26°6515125.2
Apr29° / 26°16523.612.13.8
May28° / 26°33129.112.33.2
Jun28° / 26°30828.112.43.4
Jul28° / 26°27427.512.33.7
Aug27° / 26°24727.412.23.8
Sep27° / 26°27826.6123.8
Oct28° / 25°30926.911.93.8
Nov28° / 25°28023.711.74.2
Dec28° / 25°14918.311.65.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% 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 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15446
25347
35347
45248
55149
65248
75149
85050
95050
104951
114951
124951
134951
144753
154753
164555
174456
184357
194159
204159
214060
223961
233862
243664
253565
263466
273466
283367
293268
303268

Chance of precipitation in April

Any precipitation

Ambalangoda gets around 165 mm of rain over 23.6 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 78% and peaks near 89% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202530
Rain chance (%)
164
265
367
468
569
670
771
872
973
1073
1174
1275
1375
1476
1577
1678
1779
1880
1981
2082
2183
2284
2384
2485
2586
2687
2787
2888
2989
3089

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Oppressive (%)Miserable (%)
14357
24258
34060
43961
53862
63763
73664
83466
93367
103268
113070
122971
132773
142575
152476
162278
172080
181981
191783
201684
211486
221387
231189
241090
25991
26892
27793
28793
29694
30595

Wind in April

Winds average 10 km/h in April.

Across April, daily wind ranges from about 9 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2512calm
2612calm
2712light breeze
2812light breeze
2913light breeze
3013light breeze

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 6:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:136:16
212.16:126:16
312.16:126:16
412.16:116:16
512.16:116:15
612.16:106:15
712.16:106:15
812.16:106:15
912.16:096:15
1012.16:096:15
1112.16:086:15
1212.16:086:15
1312.16:076:14
1412.16:076:14
1512.16:066:14
1612.16:066:14
1712.16:056:14
1812.16:056:14
1912.26:056:14
2012.26:046:14
2112.26:046:14
2212.26:036:14
2312.26:036:14
2412.26:036:14
2512.26:026:14
2612.26:026:14
2712.26:026:13
2812.26:016:13
2912.26:016:13
3012.26:016:13

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.79 kWh/m².

For context, solar energy here swings from a low near 4.68 kWh/m² to a high of 6.3 kWh/m² in March across the year — April's 5.79 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.0Intense
46.0Intense
56.0Intense
66.0Bright
76.0Bright
85.9Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.8Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.6Bright
245.6Bright
255.6Bright
265.5Bright
275.5Bright
285.5Bright
295.4Bright
305.4Bright
Planning a trip in April

Hazard calendar for Ambalangoda

In seasonPeak

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

Ambalangoda 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 Ambalangoda?

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

3.8
Sightseeing
6th-best month of the year
4.8
Beach & pool
5th-best month of the year

April is a weaker month for outdoor sightseeing in Ambalangoda.

What to pack for Ambalangoda in April

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

In April, Ambalangoda sees daytime highs around 29°C and nights near 26°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Ambalangoda 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 July 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
Jan28Warm
Feb28Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct28Tropical
Nov29Tropical
Dec28Tropical

UV index in Ambalangoda 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 Ambalangoda 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 Ambalangoda 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 Ambalangoda is worst in January — around 35 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (September, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1834 µg/m³Sep 1316 µg/m³
PM2.5 (µg/m³)Level
Jan35Moderate
Feb31Moderate
Mar25Moderate
Apr21Moderate
May20Moderate
Jun18Moderate
Jul17Moderate
Aug17Moderate
Sep16Moderate
Oct18Moderate
Nov25Moderate
Dec30Moderate
Location & terrain

Where is Ambalangoda?

Ambalangoda sits at 6.2°N, 80.1°E, 13 m above sea level, in Sri Lanka. The nearest listed city is Bentota, 22 km away.

GalleBeruwalaUnawatunaKalutaraWeligamaMirissaPanadura

Topography around Ambalangoda

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

Within 3 km, the terrain around Ambalangoda has only modest variations in elevation — a maximum elevation change of 30 m around an average of 5 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 180 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,145 m.

The land around Ambalangoda is covered by water (49%) and trees (41%) within 3 km, water (53%) and trees (44%) within 16 km, and trees (55%) and water (43%) within 80 km.

3 km
30 m
16 km
180 m
80 km
2,145 m
treesgrasslandcroplandartificial surfaceswaterwetland
April weather nearby: Bentota 22 km · Galle 27 km · Beruwala 28 km · Unawatuna 32 km · Kalutara 40 km · Weligama 51 km · Mirissa 55 km · Panadura 56 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 Ambalangoda (6.2355°, 80.0538°, elevation 13 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).