Climate of Trincomalee, Sri Lanka
Area-weighted average across Trincomalee. For where people actually live and travel, see the cities below.
Trincomalee, a subdivision of Sri Lanka, has a tropical climate on average. Area-weighted monthly temperatures across the whole territory range from 25.5°C / 77.9°F in January to 29.8°C / 85.6°F in May, with rainfall from 19 mm / 0.7 in to 332 mm / 13.1 in depending on the season (1506 mm / 59.3 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 25.5°C77.9°F | 146 mm5.7″ | Tropical |
| February | 26.3°C79.3°F | 77 mm3″ | — |
| March | 27.6°C81.7°F | 42 mm1.7″ | — |
| April | 29.1°C84.4°F | 76 mm3″ | — |
| May | 29.8°C85.6°F | 68 mm2.7″ | — |
| June | 29.8°C85.6°F | 19 mm0.7″ | Sunny & Hot |
| July | 29.4°C84.9°F | 55 mm2.2″ | — |
| August | 29.3°C84.7°F | 70 mm2.8″ | — |
| September | 29°C84.2°F | 101 mm4″ | Tropical |
| October | 27.7°C81.9°F | 203 mm8″ | Tropical |
| November | 26.4°C79.5°F | 317 mm12.5″ | Tropical |
| December | 25.6°C78.1°F | 332 mm13.1″ | Tropical |
Frequently asked questions
What is the best time to visit Trincomalee?
The best months to visit Trincomalee, Sri Lanka for sunny, dry weather are June. The warmest month is May at an area-wide average of 29.8°C / 85.6°F, and the driest is June with about 19 mm / 0.7 in of rainfall.
What is the climate of Trincomalee?
Trincomalee, Sri Lanka has area-weighted monthly average temperatures ranging from 25.5°C / 77.9°F in January to 29.8°C / 85.6°F in May. Annual rainfall averages about 1506 mm / 59.3 in, with the wettest month being December (332 mm / 13.1 in) and the driest June (19 mm / 0.7 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Trincomalee?
The hottest month in Trincomalee is May, with an area-wide average temperature of 29.8°C / 85.6°F.
What is the coldest month in Trincomalee?
The coldest month in Trincomalee is January, with an area-wide average temperature of 25.5°C / 77.9°F.
When does it rain most in Trincomalee?
The wettest month in Trincomalee is December, averaging about 332 mm / 13.1 in of rainfall. The driest is June with about 19 mm / 0.7 in.