When is the best time to go to Trincomalee?

When is the best time to go to Trincomalee? Here's some information to help you in your decision:

  • The best months for good weather in Trincomalee are February, March, May, June, July, August and September
  • On average, the warmest months are March, April, May, June, July, August, September and October
  • The rainiest months are October, November and December
  • The sea temperature is suitable for swimming all year round

For full information about the climate and weather in Trincomalee a specific month, click on the corresponding line below:

January 76°F/86°F
February 77°F/90°F
March 81°F/95°F
April 83°F/97°F
May 85°F/95°F
June 85°F/94°F
July 83°F/94°F
August 83°F/94°F
September 83°F/94°F
October 81°F/92°F
November 79°F/88°F
December 77°F/86°F

Weather and climate in Trincomalee

  • From january to march the climate is good. the thermometer goes up to 95°F°C.
  • In the month of april the climate is just OK. In average, on the morning it is 79°F and it rains about 6.5in each month.
  • From may to october the climate is good. In average, on the morning it is 79°F and it rains in october about 8.2in.
  • Between november and december the climate is not good, but still OK. At lunchtime, it's 86°F in average and it rains about 56% of the time in december.

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Charts: temperature and rainfall in Trincomalee

In the charts below, you can see the following seasonal norms for the city of Trincomalee: the minimum and maximum outdoor temperature, the risk and amount of monthly rainfall, daily average sunshine, sea temperature, and relative humidity for each month of the year.

Outside temperature

Precipitation (rainfall)

Daily sunshine hours

Sea temperature


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