Measurements:
°C
°F
Trincomalee
80°F
SW 17 mph
Feels like: 86°F
Precip: 100%
World Resorts Sri Lanka Trincomalee Weather

Trincomalee Sea Water Temperature

Current Sea Water Temperature:
+83.6°F
Maximum Sea Water Temperature in January: 87.0°F
Minimum Sea Water Temperature in January: 82.0°F
Average water temperature in January: 84.3°F

Sea Water Temperature for the Last 10 Days:

January 09 83.6°F January 04 84.0°F
January 08 83.6°F January 03 83.8°F
January 07 83.6°F January 02 83.6°F
January 06 83.6°F January 01 83.4°F
January 05 83.8°F December 31 83.6°F

When is the Warmest Sea for Trincomalee?

According to our data for the last three years for Trincomalee the highest average sea water temperature was in May, April and June.

Average Water Temperature by Month, °F

Sea Water Temperature in May

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Trincomalee was 90.3°F. The maximum and minimum values were 89.4°F and 91.0°F respectively.

Sea Water Temperature in April

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Trincomalee was 90.2°F. The maximum and minimum values were 89.4°F and 91.0°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Trincomalee was 88.0°F. The maximum and minimum values were 87.4°F and 89.4°F respectively.

Best Time to Visit Trincomalee
The most sunny months:
March 20 days
April 20 days
May 17 days
The most warm months:
June 97.1 °F
May 96.8 °F
July 96.4 °F
Warmest sea temperature:
May 90.3 °F
April 90.1 °F
June 88.8 °F
The most cold months:
January 86.0 °F
December 86.9 °F
February 87.9 °F
The most rainy months:
October 14 days
November 14 days
December 11 days
The most windy months:
June 16 mph
July 15 mph
August 14 mph

Trincomalee on the Weather Map

Sri Lanka Resorts:
NAME
Ahungalla +82
Bentota +80
Beruwela +80
Colombo +82
Hambantota +78
Hikkaduwa +82
Kalutara +80
Marawila +80
Marissa +80
Negombo +80
Pasikuda +80
Tangalle +80
Trincomalee +80
Unawatuna +82
Weligama +80
24 Hours Weather Forecast
Trincomalee
Local time: 18:10
09 jan, friday
2100 80°F
SW
17 mph
10 jan, saturday
0000 80°F
S
14 mph
0300 80°F
S
15 mph
0600 78°F
SW
12 mph
0900 80°F
SW
7 mph
1200 80°F
SW
11 mph
1500 80°F
S
12 mph
1800 80°F
SW
9 mph