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Trincomalee in October 2026: weather, temperatures and activities

Do you want to visit Trincomalee in October 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether October is a good month to travel to Trincomalee, Sri Lanka.

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Is it worth visiting Trincomalee in October?

Check your ideal travel criteria and see if the month of October suits your plans to go to Trincomalee.
What matters most?
Trincomalee in October 2026: weather, temperatures and activities

Page summary

Trincomalee in October in summary
Fair weather
Min 27°C Max 32°C 304 mm 15 day(s) 76% 34% 30°C UV 7 10.8 h/day
Possible activities in October
Cultural visits and heritageGastronomyWell-being
Practical guidelines
Low crowds Very low price 05:53 17:49
Hourly weather

Average weather in Trincomalee in October 2026

Fair weather

The weather in Trincomalee in October 2026 is based on statistical data from previous years in October. This allows you to forecast the weather in October 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

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Climate

Climate of Trincomalee in October

Temperatures, precipitation and monthly trends help to better understand the climate in Trincomalee in October.

Temperatures and rain in Trincomalee in October

Average daily weather

Temperatures and rain day by day in October.
Minimal Average Maximums Average rainfall

Monthly temperatures

The month of October is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Trincomalee in October

Seasonal normals

Seasonal normals of Trincomalee in October

Check the seasonal normals in Trincomalee in October and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
October
Weather data September October November
Outside temperature
Average temperature 30.6°C 29.6°C 27.8°C
Maximum temperature 33.5°C 32.5°C 30.2°C
Minimum temperature 27.8°C 26.8°C 25.3°C
Record maximum temperature 39.0°C
(2012)
38.0°C
(2012)
35.0°C
(2010)
Record low temperature 24.0°C
(2020)
22.0°C
(2019)
21.0°C
(2021)
Number of days at +30° 29 day(s)
(97%)
28 day(s)
(90%)
21 day(s)
(70%)
Number of days at +18° 30 day(s)
(100%)
31 day(s)
(100%)
30 day(s)
(100%)
Number of days below 0° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Sea temperature
Sea temperature (average) 29.2°C 29.2°C 28.7°C
Sea temperature (minimum) 28.0°C 28.6°C 27.2°C
Sea temperature (maximum) 30.0°C 30.0°C 29.8°C
Wind
Wind speed 25 km/h 17 km/h 13 km/h
Wind temperature 27.8°C 26.8°C 25.3°C
Precipitation (rain)
Precipitation 122.1 mm 304.1 mm 309.8 mm
Number of days with precipitation 14 day(s)
(47%)
22 day(s)
(71%)
25 day(s)
(83%)
Number of days with significant precipitation (greater than 5 mm) 6 day(s)
(21%)
15 day(s)
(50%)
16 day(s)
(54%)
Record precipitation in one day 50.6 mm
(2014)
55.5 mm
(2014)
98.5 mm
(2020)
Other weather data
Humidity 67% 76% 84%
Visibility 9.6 km 8.9 km 8.0 km
Cloud cover 30% 34% 47%
UV index 7 7 6
Daily sunshine 12h 11h 9h
Sunrise and sunset
Sunrise time 05h55 05h53 05h58
Sunset time 18h05 17h49 17h42
Day length 12h10 11h56 11h44
Our opinion on the climate in October
The review of Where And When favourable weather fair weather fair weather
Activities and events

What to do in Trincomalee in October?

Possible activities in October
Cultural visits and heritageGastronomyWell-being
Activities not recommended in October
Beach and swimmingAnimal observationDiving and snorkelingWatersportsNature and landscapesBoat trip and cruise
Observed weather

What was the weather like in Trincomalee in October last?

Find the observed weather calendar in Trincomalee in October 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Partly Cloudy
24°C32°C0.0 mm
2
Partly Cloudy
25°C34°C0.0 mm
3
Partly Cloudy
25°C35°C1.0 mm
4
Thundery outbreaks in nearby
24°C36°C12.0 mm
5
Patchy rain nearby
24°C32°C0.0 mm
6
Clear/Sunny
23°C32°C0.0 mm
7
Cloudy
24°C34°C0.0 mm
8
Light rain shower
24°C33°C1.1 mm
9
Partly Cloudy
24°C33°C0.0 mm
10
Clear/Sunny
24°C34°C0.0 mm
11
Partly Cloudy
24°C34°C0.0 mm
12
Patchy rain nearby
23°C33°C0.8 mm
13
Light drizzle
23°C34°C4.4 mm
14
Patchy rain nearby
24°C32°C0.4 mm
15
Patchy rain nearby
23°C34°C1.8 mm
16
Patchy rain nearby
23°C32°C2.3 mm
17
Patchy rain nearby
24°C31°C0.5 mm
18
Patchy rain nearby
23°C29°C0.0 mm
19
Patchy rain nearby
23°C30°C0.9 mm
20
Patchy rain nearby
23°C30°C3.8 mm
21
Light rain shower
23°C26°C1.6 mm
22
Patchy rain nearby
23°C28°C1.3 mm
23
Light rain shower
24°C29°C0.7 mm
24
Light rain shower
23°C27°C4.0 mm
25
Overcast
23°C25°C0.1 mm
26
Patchy rain nearby
24°C29°C0.0 mm
27
Light rain shower
24°C28°C1.0 mm
28
Clear/Sunny
24°C31°C0.0 mm
29
Clear/Sunny
24°C32°C0.0 mm
30
Patchy rain nearby
23°C31°C0.0 mm
31
Clear/Sunny
23°C32°C1.0 mm
Nearby

Where to go near Trincomalee in October?

Compare cities and destinations near Trincomalee in October to find another travel stop, a nearby alternative or a logical continuation of your stay in Trincomalee.

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Every month

Best time to visit Trincomalee month by month

Compare the weather in Trincomalee across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Trincomalee in October: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

It's an average period, nothing special. Conditions are mediocre in Trincomalee in October, which ranks this month 11th out of 12. The choice of region will make a real difference.

Expect an average of 32°C during the day and 27°C at night, with about 304 mm of precipitation spread over 15 rainy days.

Yes: the sea is 29°C on average in October, a pleasant temperature for swimming.

Expect about 10.8 hours of sunshine per day on average for this month.

No activity stands out as ideal this month, but conditions remain acceptable for Cultural visits and heritage, Gastronomy and Well-being.

No: this month is in Low crowds, with a visitor index of 16/100. It is one of the quietest periods of the year.

No: rates are at level Very low price, with a price index of 11/100. It’s one of the most budget-friendly months.

If your dates are flexible, the most favorable months in Trincomalee are: January, February, March, May, June, July, August, September and December. Compare them before finalizing your departure.
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