Trincomalee Weather Year-Round — Best Time to Visit
Trincomalee, Sri Lanka has hot weather year-round. The best time to visit is March (score: 85/100). Annual average high: 31°C, total rainfall: 1370mm.
When is the best time to visit Trincomalee?
85
March is the best month to visit Trincomalee with a travel score of 85/100 (Excellent).
Expect highs of 30.1°C, 8 rain days, and 11.3 hours of daily sunshine.
View March weather details →Travel Score by Month
74
Jan
81
Feb
85
Mar
78
Apr
77
May
82
Jun
81
Jul
78
Aug
77
Sep
69
Oct
64
Nov
64
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Trincomalee each month?
31°C
Avg High
25.3°C
Avg Low
1370mm
Annual Rain
How much rain does Trincomalee get?
Trincomalee receives 1370mm of rain annually. The wettest month is typically November with 315mm, while June is the driest.
What is the weather like each month in Trincomalee?
January
74
27°C
Low: 24°C
15 rain days
Good
February
81
28°C
Low: 24°C
10 rain days
Excellent
March
Best time to visit85
30°C
Low: 25°C
8 rain days
Excellent
April
78
32°C
Low: 26°C
11 rain days
Good
May
77
34°C
Low: 27°C
9 rain days
Good
June
82
34°C
Low: 27°C
4 rain days
Excellent
July
81
34°C
Low: 26°C
6 rain days
Excellent
August
78
34°C
Low: 26°C
9 rain days
Good
September
77
33°C
Low: 26°C
11 rain days
Good
October
69
31°C
Low: 25°C
19 rain days
Good
November
64
28°C
Low: 24°C
23 rain days
Good
December
64
27°C
Low: 24°C
20 rain days
Good
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Data based on 1994–2024 averages · Last updated: 2024-12-31