Trincomalee, Sri Lanka — Weather in April 2027

Climate Overview

Trincomalee, Sri Lanka in April has hot conditions, with highs reaching 32°C (90°F) and afternoons the warmest part of the day. Rain falls on about 10 days this month. Sea temperature reaches 30.2°C (86°F).

This month falls at the middle of Spring. Temperatures are at their seasonal peak.

Temperatures remain fairly steady throughout April, with daily highs around 32°C (90°F).

April sees fairly even rainfall, totalling about 50 mm across the month.

Expect around 11.2h of sunshine at the start of April, decreasing to 10.6h by the end.

The warmest days tend to fall around the 22th, averaging 32.8°C (91°F).

Compared to March, this month is about 2°C warmer with 1 more rainy days.

Monthly April Averages

Temperature

32°C / 27°C

Feels Like

38°C / 31°C

Rain

10 days · 50 mm

Sunshine

11h / day

Humidity

76% — Muggy

Wind

17 km/h

Wind Direction

SE (138°)

Gusts

28 km/h

Daylight

12.3 h

Cloud Cover

48%

Clear Sky Days

6.6

UV Index

9 — Very High

Sea Temperature

30°C

Dew Point

25°C — Oppressive

Moon Phase

Waxing Gibbous · 61%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

High Low

Daily Precipitation

Rainfall

Daily Sunshine

Sunshine

Daily Wind Speed

Wind Speed

Sun Position

Sunrise 05:56

Daylight 12.3h

Sunset 18:15

Compare Months

3days (15 mm) Excellent

Month	Temp	Feels Like	Rain	Sun	Humidity	UV	Status	Details
January best	27°C / 24°C	30°C / 27°C	15days (148 mm) Wet	9.7h Good	78% Humid	7 High	Good	View Details
February best	28°C / 25°C	32°C / 27°C	10days (68 mm) Wet	10.6h Excellent	77% Humid	8.4 Very High	Good	View Details
March	30°C / 25°C	35°C / 29°C	9days (43 mm) Wet	10.8h Excellent	77% Humid	9 Very High	Fair	View Details
April	32°C / 27°C	38°C / 31°C	10days (50 mm) Wet	11h Excellent	76% Humid	9 Very High	Poor	View Details
May	33°C / 27°C	38°C / 30°C	11days (85 mm) Wet	10.2h Excellent	75% Muggy	7.9 Very High	Poor	View Details
June	34°C / 27°C	37°C / 29°C	3days (15 mm) Excellent	10.7h Excellent	69% Muggy	7.8 Very High	Fair	View Details
July	34°C / 27°C	37°C / 29°C	7days (36 mm) Good	10.4h Excellent	68% Muggy	7.8 Very High	Fair	View Details
August	33°C / 26°C	37°C / 28°C	8days (49 mm) Wet	10.4h Excellent	70% Muggy	8.3 Very High	Poor	View Details
September	33°C / 26°C	36°C / 28°C	9days (46 mm) Wet	10.3h Excellent	70% Muggy	8.3 Very High	Poor	View Details
October	31°C / 25°C	36°C / 29°C	19days (208 mm) Wet	9.6h Good	78% Humid	7.8 Very High	Wet	View Details
November	28°C / 25°C	33°C / 28°C	24days (405 mm) Wet	8.4h Good	85% Humid	6.6 High	Wet	View Details
December	28°C / 24°C	31°C / 28°C	21days (241 mm) Wet	9.2h Good	83% Humid	7 High	Wet	View Details

What to Wear

Light, breathable fabrics like cotton and linen are essential. Opt for loose-fitting clothing in light colors to stay cool.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketBreathable clothingSunscreen (SPF 30+)Sun hatSunglassesComfortable walking shoes

Frequently Asked Questions

Expand all

Is April a good time to visit Trincomalee?

April is typically poor for visiting Trincomalee, with average highs of 32°C (90°F) and around 10 rainy days. Trincomalee, Sri Lanka in April has hot conditions, with highs reaching 32°C (90°F) and afternoons the warmest part of t

Does it rain a lot in Trincomalee in April?

Trincomalee typically sees around 10 rainy days in April with 50 mm (2 in) of total rainfall. An umbrella should suffice.

Does it get cold at night in Trincomalee in April?

Nights stay pleasantly warm in Trincomalee during April, around 27°C (80°F). Light evening wear is sufficient.

What should I pack for Trincomalee in April?

With highs of 32°C (90°F) and lows of 27°C (80°F) in April, we recommend: Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. Comfortable walking shoes are essential.

Is April among the best months weather-wise in Trincomalee?

April is not the most favourable month weather-wise in Trincomalee. Consider visiting during months with milder temperatures or less rainfall for a better experience.

What is the UV index in Trincomalee in April?

The average UV index in Trincomalee during April is 9 (very high). Strong sun protection is essential — SPF 50+, protective clothing, and avoid prolonged outdoor exposure during peak hours.

How many hours of daylight are there in Trincomalee in April?

Trincomalee gets approximately 12 hours of daylight per day in April, with around 11 hours of sunshine.

Does it snow in Trincomalee in April?

Snow is uncommon in Trincomalee during April based on 10-year climate averages.

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