A classic dry-summer rhythm shapes the year — hot, largely rain-free stretches around May giving way to milder, wetter conditions by November. In July, expect highs around 33°C with rain on roughly 3 days of the month.
Things to Do
Beaches around Trincomalee and the surf town of Arugam Bay are the coast's main draws.
Local Cuisine
Try fresh seafood curries with the island's distinctive coconut-and-spice base.
Month-by-month weather
Daylight, sunrise, and sunset are calculated exactly from this region's latitude. Temperature and rainfall are modeled from its general climate type, not measured station data. Month summaries are generated from those modeled figures.
JanuaryOK
Expect warm days around 28°/24°C, with frequent rain (~10 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low28° / 24°C
Rainfall80 mm
Rainy days10
Sunrise6:14 AM
Sunset5:46 PM
Daylight11h 33m
FebruaryOK
Expect warm days around 29°/24°C, with occasional rain (~8 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low29° / 24°C
Rainfall64 mm
Rainy days8
Sunrise6:08 AM
Sunset5:52 PM
Daylight11h 44m
MarchBest
Expect hot days around 31°/25°C, with occasional rain (~5 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low31° / 25°C
Rainfall40 mm
Rainy days5
Sunrise6:02 AM
Sunset5:58 PM
Daylight11h 57m
AprilGreat
Expect hot days around 33°/26°C, with occasional rain (~5 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low33° / 26°C
Rainfall40 mm
Rainy days5
Sunrise5:54 AM
Sunset6:06 PM
Daylight12h 11m
MayOK
Expect hot days around 34°/27°C, with occasional rain (~4 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low34° / 27°C
Rainfall32 mm
Rainy days4
Sunrise5:48 AM
Sunset6:12 PM
Daylight12h 24m
JuneBest
Expect hot days around 34°/27°C, with mostly dry conditions (~2 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low34° / 27°C
Rainfall16 mm
Rainy days2
Sunrise5:45 AM
Sunset6:15 PM
Daylight12h 30m
JulyBest
Expect hot days around 33°/26°C, with mostly dry conditions (~3 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low33° / 26°C
Rainfall24 mm
Rainy days3
Sunrise5:46 AM
Sunset6:14 PM
Daylight12h 27m
AugustBest
Expect hot days around 32°/26°C, with occasional rain (~4 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low32° / 26°C
Rainfall32 mm
Rainy days4
Sunrise5:51 AM
Sunset6:09 PM
Daylight12h 17m
SeptemberGreat
Expect hot days around 31°/25°C, with occasional rain (~6 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low31° / 25°C
Rainfall48 mm
Rainy days6
Sunrise5:59 AM
Sunset6:01 PM
Daylight12h 3m
OctoberOK
Expect warm days around 30°/25°C, with frequent rain (~12 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low30° / 25°C
Rainfall96 mm
Rainy days12
Sunrise6:06 AM
Sunset5:54 PM
Daylight11h 48m
NovemberAvoid
Expect warm days around 29°/24°C, with very wet conditions (~18 rainy days).
Humid — heat will feel more intense than the temperature alone suggests
High / Low29° / 24°C
Rainfall144 mm
Rainy days18
Sunrise6:12 AM
Sunset5:48 PM
Daylight11h 36m
DecemberAvoid
Expect warm days around 28°/24°C, with very wet conditions (~17 rainy days).
Humid — heat will feel more intense than the temperature alone suggests