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Trincomalee in April 2027: weather, temperatures and activities

Do you want to visit Trincomalee in April 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether April is a good month to travel to Trincomalee, Sri Lanka.

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Is it worth visiting Trincomalee in April?

Check your ideal travel criteria and see if the month of April suits your plans to go to Trincomalee.
What matters most?
Trincomalee in April 2027: weather, temperatures and activities

Page summary

Trincomalee in April in summary
Fair weather
Min 28°C Max 35°C 209 mm 13 day(s) 74% 27% 31°C UV 7 12.1 h/day
Possible activities in April
Beach and swimmingCultural visits and heritageAnimal observationDiving and snorkelingWatersportsNature and landscapesGastronomyWell-beingBoat trip and cruise
Practical guidelines
Moderate crowds Moderate prices 05:56 18:14
Hourly weather

Average weather in Trincomalee in April 2027

Fair weather

The weather in Trincomalee in April 2027 is based on statistical data from previous years in April. This allows you to forecast the weather in April 2027. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Trincomalee in April

Temperatures, precipitation and monthly trends help to better understand the climate in Trincomalee in April.

Temperatures and rain in Trincomalee in April

Average daily weather

Temperatures and rain day by day in April.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of April is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Trincomalee in April

Seasonal normals

Seasonal normals of Trincomalee in April

Check the seasonal normals in Trincomalee in April and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
April
Weather data March April May
Outside temperature
Average temperature 30.0°C 31.3°C 31.1°C
Maximum temperature 33.7°C 34.8°C 33.8°C
Minimum temperature 26.3°C 27.8°C 28.4°C
Record maximum temperature 39.0°C
(2016)
39.0°C
(2016)
40.0°C
(2009)
Record low temperature 20.0°C
(2021)
22.0°C
(2020)
24.0°C
(2016)
Number of days at +30° 31 day(s)
(100%)
30 day(s)
(100%)
30 day(s)
(97%)
Number of days at +18° 31 day(s)
(100%)
30 day(s)
(100%)
31 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 28.8°C 29.7°C 30.2°C
Sea temperature (minimum) 27.4°C 28.7°C 29.1°C
Sea temperature (maximum) 30.1°C 31.0°C 31.0°C
Wind
Wind speed 14 km/h 11 km/h 21 km/h
Wind temperature 26.3°C 27.8°C 28.4°C
Precipitation (rain)
Precipitation 102.1 mm 208.9 mm 159.6 mm
Number of days with precipitation 15 day(s)
(48%)
25 day(s)
(83%)
18 day(s)
(58%)
Number of days with significant precipitation (greater than 5 mm) 7 day(s)
(21%)
13 day(s)
(43%)
9 day(s)
(30%)
Record precipitation in one day 60.1 mm
(2010)
42.6 mm
(2011)
110.5 mm
(2016)
Other weather data
Humidity 73% 74% 72%
Visibility 8.2 km 8.9 km 9.4 km
Cloud cover 26% 27% 26%
UV index 7 7 7
Daily sunshine 11h 12h 12h
Sunrise and sunset
Sunrise time 06h12 05h56 05h46
Sunset time 18h16 18h14 18h17
Day length 12h04 12h18 12h31
Our opinion on the climate in April
The review of Where And When favourable weather fair weather favourable weather
Activities and events

What to do in Trincomalee in April?

Possible activities in April
Beach and swimmingCultural visits and heritageAnimal observationDiving and snorkelingWatersportsNature and landscapesGastronomyWell-beingBoat trip and cruise
Observed weather

What was the weather like in Trincomalee in April last?

Find the observed weather calendar in Trincomalee in April 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Clear/Sunny
23°C33°C19.4 mm
2
Patchy rain nearby
23°C30°C15.5 mm
3
Patchy rain nearby
23°C30°C4.5 mm
4
Patchy rain nearby
23°C30°C6.5 mm
5
Partly Cloudy
23°C31°C5.2 mm
6
Partly Cloudy
23°C33°C11.0 mm
7
Patchy rain nearby
23°C32°C0.3 mm
8
Partly Cloudy
24°C32°C0.3 mm
9
Partly Cloudy
23°C33°C0.1 mm
10
Moderate rain at times
24°C30°C2.8 mm
11
Clear/Sunny
24°C31°C0.0 mm
12
Clear/Sunny
25°C32°C0.0 mm
13
Clear/Sunny
24°C33°C1.0 mm
14
Clear/Sunny
23°C33°C3.8 mm
15
Partly Cloudy
23°C32°C0.2 mm
16
Patchy rain nearby
24°C33°C1.2 mm
17
Clear/Sunny
24°C34°C0.2 mm
18
Clear/Sunny
24°C34°C0.3 mm
19
Partly Cloudy
24°C34°C0.2 mm
20
Partly Cloudy
24°C34°C0.9 mm
21
Partly Cloudy
24°C34°C5.8 mm
22
Overcast
23°C33°C1.6 mm
23
Cloudy
24°C34°C1.1 mm
24
Partly Cloudy
24°C33°C6.1 mm
25
Cloudy
24°C34°C0.4 mm
26
Partly Cloudy
24°C33°C6.6 mm
27
Patchy rain nearby
24°C33°C3.1 mm
28
Light rain shower
24°C33°C3.4 mm
29
Patchy rain nearby
24°C33°C1.3 mm
30
Partly Cloudy
24°C33°C0.1 mm
Nearby

Where to go near Trincomalee in April?

Compare cities and destinations near Trincomalee in April to find another travel stop, a nearby alternative or a logical continuation of your stay in Trincomalee.

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Every month

Best time to visit Trincomalee month by month

Compare the weather in Trincomalee across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Trincomalee in April: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Trincomalee in April, which ranks this month 10th out of 12. The choice of region will make a real difference.

Expect an average of 35°C during the day and 28°C at night, with about 209 mm of precipitation spread over 13 rainy days.

Yes: the sea is 30°C on average in April, a pleasant temperature for swimming.

Expect about 12.1 hours of sunshine per day on average for this month.

No activity stands out as ideal this month, but conditions remain acceptable for Beach and swimming, Cultural visits and heritage, Animal observation and Diving and snorkeling.

No: this month is in Moderate crowds, with a visitor index of 24/100. It is one of the quietest periods of the year.

Prices are average: level Moderate prices, with an index of 43/100, including flights and accommodation.

If your dates are flexible, the most favorable months in Trincomalee are: January, February, March, May, June, July, August, September and December. Compare them before finalizing your departure.
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