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Sri Lanka · Regional climate

Trincomaleewhen to go

Regional slice of Sri Lanka with its own temperature profile. Best months here: Feb · Mar · Jan.

Range
28–34 °C
Compare
+1.1°C vs. Sri Lanka mean
Country
Sri Lanka
TZ
America/Sao_Paulo
Region match
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12-month climate · Trincomalee

How the year moves in Trincomalee

Ten years of ERA5, aggregated over Trincomalee itself rather than over Sri Lanka as a whole — the same series the month-by-month scores below are built from.

Temperature°C
Temperature · 12-month climatologyTrincomalee, Sri Lanka. Average daytime high by month in °C. Lowest in January (28.3), highest in June (34.3). Monthly means: 28.3, 29.3, 31.2, 33.4, 33.6, 34.3, 34.2, 33.8, 33.5, 31.8, 29.5, 28.6.
View data table
MonthAverage daytime high (°C)
January28.3
February29.3
March31.2
April33.4
May33.6
June34.3
July34.2
August33.8
September33.5
October31.8
November29.5
December28.6
Rainfallmm
Rainfall · 12-month climatologyTrincomalee, Sri Lanka. Rainfall by month in mm. Lowest in June (25), highest in November (384). Monthly means: 135, 64, 47, 70, 109, 25, 51, 62, 63, 224, 384, 221.
View data table
MonthRainfall (mm)
January135
February64
March47
April70
May109
June25
July51
August62
September63
October224
November384
December221
Sunshinehr / day
Sunshine · 12-month climatologyTrincomalee, Sri Lanka. Sunshine hours by month in hr / day. Lowest in November (4.7), highest in April (8.3). Monthly means: 6.1, 7.4, 8.2, 8.3, 7.0, 7.1, 6.7, 6.8, 6.9, 6.1, 4.7, 5.2.
View data table
MonthSunshine hours (hr / day)
January6.1
February7.4
March8.2
April8.3
May7.0
June7.1
July6.7
August6.8
September6.9
October6.1
November4.7
December5.2
What’s open · year round

Things to do in Trincomalee

Opening seasons are checked by hand against the operators and parks themselves, not derived from the climate figures on this page. Last reviewed 2026-08-28. Dates move — confirm before you book.

Month by month · Trincomalee

Pick your window

Other regions · Sri Lanka

Nearby and comparable

Safety · 4 governments

What the governments say about Sri Lanka

Combined advisory · most-cautious-wins
Exercise increased caution
Highest level across 4 governments · Advisory last changed
See breakdown by country
AU

Exercise increased caution

Changed Checked www.smartraveller.gov.au
DE

Exercise normal precautions

Changed Checked www.auswaertiges-amt.de
US

Exercise increased caution

Changed Checked travel.state.gov
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