Batticaloa weather in April

In April, Batticaloa sees average daytime highs of 30°C and overnight lows near 27°C, with 59 mm of rain across 10.5 wet days and about 12.2 hours of daylight. It is the 6th-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 39% 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 18 min by month's end. Set against the rest of the year, April is Batticaloa's 2nd-clearest and 9th-windiest month. For the whole year in context, see Batticaloa's year-round climate.

Daytime high
30°
6th warmest
Overnight low
27°
7th coldest
Rainfall
59 mm
10.5 wet days
Daylight
12 h 12 min
5:58 AM – 6:09 PM
Cloud cover
54%
2nd clearest
Wind
11 km/h
9th windiest
Solar energy
6.34 kWh/m²
Travel score
5.0
out of 10

Batticaloa is city in Eastern 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 Batticaloa reaches about 30°C in the afternoon and slips back to 27°C overnight — a 3°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 about 1°C warmer than March and about 1°C cooler than May.

25°28°30°33°35°151015202530
Avg high (°C)Avg low (°C)
12926
22926
33026
43026
53027
63027
73027
83027
93027
103027
113027
123027
133027
143027
153027
163027
173027
183027
193027
203027
213027
223027
233027
243027
253027
263027
273027
283127
293127
303127

How April really feels in Batticaloa

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.

Batticaloa weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 25°17115.511.65.6
Feb27° / 25°8811.211.76.2
Mar29° / 26°528.311.96.1
Apr30° / 27°5910.512.25.0
May31° / 28°519.412.34.4
Jun32° / 28°255.412.44.2
Jul32° / 28°245.812.44.3
Aug31° / 27°317.512.34.5
Sep30° / 27°4811.1124.5
Oct29° / 26°15218.811.84.2
Nov28° / 25°28323.511.64.1
Dec27° / 25°30221.611.64.7

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% 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 45%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16535
26436
36337
46337
56238
66139
76040
85941
95941
105842
115644
125644
135545
145545
155545
165347
175347
185347
195149
205149
215149
225050
235050
245050
254951
264951
274852
284753
294753
304753

Chance of precipitation in April

Any precipitation

Batticaloa gets around 59 mm of rain over 10.5 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 35% and peaks near 37% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
133
234
335
435
536
637
737
837
937
1037
1137
1236
1336
1436
1535
1635
1734
1834
1934
2033
2133
2233
2333
2433
2533
2633
2734
2834
2934
3034

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 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202530
Muggy (%)Oppressive (%)Miserable (%)
113564
213366
313168
402971
502872
602773
702674
802575
902476
1002377
1102278
1202179
1302080
1401981
1501981
1601882
1701783
1801684
1901585
2001486
2101387
2201288
2301189
2401090
250991
260892
270793
280694
290694
300595

Wind in April

Winds average 11 km/h in April.

Across April, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 06 min at the start of April to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over April. Sunrise moves from 6:06 AM to 5:53 AM, and sunset from 6:10 PM to 6:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:066:10
212.16:056:10
312.16:056:10
412.16:046:09
512.16:046:09
612.16:036:09
712.16:036:09
812.16:026:09
912.16:026:09
1012.16:016:09
1112.16:016:09
1212.16:006:09
1312.16:006:09
1412.25:596:09
1512.25:596:09
1612.25:586:09
1712.25:586:08
1812.25:576:08
1912.25:576:08
2012.25:576:08
2112.25:566:08
2212.25:566:08
2312.25:556:08
2412.25:556:08
2512.25:556:08
2612.25:546:08
2712.25:546:08
2812.25:536:08
2912.35:536:08
3012.35:536:08

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 6.34 kWh/m².

For context, solar energy here swings from a low near 4.2 kWh/m² to a high of 6.43 kWh/m² in March across the year — April's 6.34 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.5Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.3Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in April

Hazard calendar for Batticaloa

In seasonPeak

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

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

Batticaloa's monsoon runs October–January, 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 Batticaloa?

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

5.0
Sightseeing
4th-best month of the year
6.8
Beach & pool
2nd-best month of the year

April is a reasonable time to visit Batticaloa for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Batticaloa in April

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

In April, Batticaloa sees daytime highs around 30°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

Sea temperature near Batticaloa 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 20 km away) is warmest in May at about 30°C and coldest in January 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
Jan27Warm
Feb28Warm
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Batticaloa 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 Batticaloa peaks around April 16 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 10 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeApr 16UV 14Dec 20UV 10
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar13Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug13Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec10Very high

Air quality in Batticaloa 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 Batticaloa is worst in May — around 25 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 2125 µg/m³Dec 2118 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb19Moderate
Mar20Moderate
Apr19Moderate
May25Moderate
Jun23Moderate
Jul23Moderate
Aug23Moderate
Sep22Moderate
Oct22Moderate
Nov20Moderate
Dec18Moderate
Location & terrain

Where is Batticaloa?

Batticaloa sits at 7.7°N, 81.7°E, 17 m above sea level, in Sri Lanka. The nearest listed city is Eravur Town, 12 km away.

KalmunaiAmparaVakaraiPolonnaruwaPottuvilSigiriyaBadulla

Topography around Batticaloa

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

Within 3 km, the terrain around Batticaloa has only modest variations in elevation — a maximum elevation change of 19 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 44 m; within 80 km, large variations in elevation — a maximum elevation change of 844 m.

The land around Batticaloa is covered by water (33%) and grassland (21%) within 3 km, water (53%) and cropland (22%) within 16 km, and water (40%) and trees (35%) within 80 km.

3 km
19 m
16 km
44 m
80 km
844 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
April weather nearby: Eravur Town 12 km · Kalmunai 37 km · Ampara 46 km · Vakarai 55 km · Polonnaruwa 80 km · Pottuvil 94 km · Sigiriya 107 km · Badulla 107 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 Batticaloa (7.7102°, 81.6924°, elevation 17 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).