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Sri LankaThe climate of Trincomalee
The current climate in Trincomalee features temperatures ranging from a high of 35°C to a low of 29°C throughout the year. The average yearly temperature is around 33°C. At night, temperatures in the colder months average around 23°C and in the warmer months around 27°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Trincomalee, Sri Lanka.
Temperature records
The highest temperature recorded in Trincomalee in recent years was 41°C in August 2023. The lowest daytime temperature recorded was 23°C in December 2022.
Rainfall amount
On average, Trincomalee receives 1985 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Best time to visit Trincomalee?
The best time to visit Trincomalee for sunny weather is March, April and June through August. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Trincomalee. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
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Climate Table of Trincomalee
The climate table of Trincomalee shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 29 | 30 | 32 | 35 | 35 | 35 | 35 | 35 | 34 | 32 | 30 | 29 |
| Temp. min (°C) | 24 | 25 | 25 | 26 | 26 | 27 | 27 | 26 | 26 | 25 | 25 | 24 |
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| Precipitation (mm) | 132 | 161 | 80 | 53 | 163 | 37 | 69 | 68 | 141 | 264 | 458 | 359 |
| UV Index | 7 | 8 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 8 | 7 | 7 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
Temperature charts
These charts display the average temperatures in Trincomalee, Sri Lanka. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Trincomalee
Yearly Temperature in Trincomalee
Precipitation charts
These charts show the average amount of precipitation in Trincomalee, Sri Lanka. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Trincomalee
Total Yearly Precipitation in Trincomalee
UV index chart
This chart shows the average UV index per month in Trincomalee, Sri Lanka. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Trincomalee
Weather experiences in Trincomalee
The weather in Trincomalee is rated an average of 4 out of 5 stars by 10 visitors. Have you been to Trincomalee? Share your weather experience to help other visitors.
Wouter Platenkamp
Short, unpredictable showers brought welcome relief. Ideal for sun worshippers, a bit unpredictable for others.
MathijsLarge periods of sunshine alternate with unpredictable rainfall. The temperature is between 25 and 30 degrees and is ideal for relaxing. Don't forget to bring an umbrella in addition to your sunglasses.
EmmaWarm temperatures combined with gentle rain made for a pleasant atmosphere. The only negative: high humidity. But the colorful sunsets made up for everything.
MaritFebruary in Trincomalee was mostly warm and sunny, ideal for relaxing on the beach. Sometimes a sudden rain shower fell unexpectedly, but it never lasted long. In short, pleasant weather!
OliviaThere were scattered showers, but overall it was sunny with temperatures around 30 degrees. Perfect for the sun-worshippers among us!
AnoukOccasional showers were expected, but temperatures remained warm and pleasant. On sunny days, sunbathing was quite possible!
SanneHeavy showers fell, but mostly in the evening. However, the days were sunny and the temperature was around 30°C. Ideal weather for relaxing on the beach.
MarloesReasonably warm weather apart from rain showers. It's fun to wander around and have adventures, but avoid lunch!
JipSometimes there were short but heavy showers. Ideal for sun worshippers!
GwenTemperatures range between a pleasant 25 and 30 degrees, perfect for a tropical vacation. Humidity is quite high, but that is normal in Sri Lanka. Despite the occasional rain, August is a good time to visit.
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Average weather in Trincomalee by month
Click on a month below to see detailed weather info for Trincomalee. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.