Weather forecast for 10 daysTrincomalee, Sri Lanka

Weather forecast for the weekend

Saturday 24. Oct 2026

  • 32°C
  • 26°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 39%
  • Precipitation: 2mm
  • Wind: 17km/hSW 235°
  • Humidity: 79%
  • UV index: 6
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
Tomorrow, on Saturday, 24th of October, thunderstorms are also expected in the afternoon.
Minimal precipitation is predicted. The highest temperature will be a humid 32°C, while the lowest temperature will be a warm 26°C.
The maximum heat index, which adjusts the air temperature based on humidity, is assessed at a blisteringly hot 44°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
The maximum temperature tomorrow is anticipated to reflect October's average high of 32.7°C.
Sunrise will be at 05:53 and sunset at 17:45; tomorrow's daylight will last for 11h and 53min.

Sunday 25. Oct 2026

  • 31°C
  • 26°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 50%
  • Precipitation: 5mm
  • Wind: 19km/hSW 228°
  • Humidity: 80%
  • UV index: 9
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
On Sunday, 25th of October, stormy skies and lightning strikes are expected later today.
The chance of rainfall is low, and light precipitation is forecasted. Slight changes in temperature are predicted, reaching a high of a tropical 31°C and decreasing to a low of a moderately hot 26°C.
Sunday's highest temperature is anticipated to match the regular high for October at 32.7°C.
Sunrise will be at 05:53 and sunset at 17:45; the daylight will last for 11h and 52min.

10-day overview

Daily temperatures

Maximum temperature: 32°C.
Minimum temperature: 30°C.

Chance of precipitation

Highest chance: Monday 74%.

Long-term weather forecast

  • Friday
  • 23. Oct 2026
  • min.
  • 25°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 13km/hWSW 239°
  • Humidity: 92%
  • UV index: 0
  • Sunrise: 05:53 +0530
  • Sunset: 17:46 +0530
  • ▼
  • Saturday
  • 24. Oct 2026
  • 32°C
  • 26°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 39%
  • Precipitation: 2mm
  • Wind: 17km/hSW 235°
  • Humidity: 79%
  • UV index: 6
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
  • Sunday
  • 25. Oct 2026
  • 31°C
  • 26°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 50%
  • Precipitation: 5mm
  • Wind: 19km/hSW 228°
  • Humidity: 80%
  • UV index: 9
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
  • Monday
  • 26. Oct 2026
  • 30°C
  • 25°C
Thunderstorms
Thunderstorms
  • Precip. probability: 74%
  • Precipitation: 14mm
  • Wind: 19km/hWSW 244°
  • Humidity: 86%
  • UV index: 6
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 30°C
  • 25°C
Showers
Showers
  • Precip. probability: 49%
  • Precipitation: 7mm
  • Wind: 21km/hWSW 247°
  • Humidity: 81%
  • UV index: 9
  • Sunrise: 05:53 +0530
  • Sunset: 17:44 +0530
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 32°C
  • 26°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 22km/hSW 231°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:44 +0530
  • ▼
  • Thursday
  • 29. Oct 2026
  • 32°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 36%
  • Precipitation: 1mm
  • Wind: 17km/hSW 221°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:44 +0530
  • ▼
  • Friday
  • 30. Oct 2026
  • 32°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 43%
  • Precipitation: 3mm
  • Wind: 12km/hSSW 210°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:43 +0530
  • ▼
  • Saturday
  • 31. Oct 2026
  • 31°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 13km/hESE 102°
  • Humidity: 79%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:43 +0530
  • ▼
  • Sunday
  • 1. Nov 2026
  • 30°C
  • 25°C
Showers
Showers
  • Precip. probability: 44%
  • Precipitation: 7mm
  • Wind: 12km/hE 87°
  • Humidity: 81%
  • UV index: 11
  • Sunrise: 05:54 +0530
  • Sunset: 17:43 +0530
  • ▼
For the next ten days, a combination of thunderstorm-prone, dull and rainy weather is anticipated.
Rainfall is anticipated on Saturday through Tuesday, Thursday, next Friday and Sunday.
The temperature shift across days will be subtle in the coming days. Maximum temperatures will fall between 30°C and 32°C, while the lowest nightly temperature differences will be also negligible, as the minimum temperature is expected to range between 25°C and 26°C.
With a maximum temperature of 32°C, Saturday, Wednesday through next Friday will be the hottest days in Trincomalee, Sri Lanka; Monday, Tuesday and next Sunday, with the highest temperature of 30°C, will be the coldest days in Trincomalee, Sri Lanka.
Taking the humidity into consideration, the maximum feel-like temperature may increase significantly and range between a fiery hot 38°C and a scorching 44°C.
Updated: Oct 23, 2026 @ 15:54:52 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect thunderstorms and downpours in the afternoon.

Tomorrow, there is a low chance of minimal precipitation in Trincomalee.

Tomorrow, the maximum temperature will be 32°C, while the minimum temperature will be 26°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is calculated to be 44°C.
Tomorrow, the maximum temperature will be in line with the average highest temperature in October. Tomorrow, the lowest temperature will be relatively higher than the average low temperature.

On Saturday, in Trincomalee, sunrise will be at 05:53 and sunset at 17:45 (+0530).

Tomorrow, the daylight will last for 11h and 53min.

On Sunday, stormy skies and lightning strikes are expected later today.

Light precipitation of 5mm is predicted on Sunday. The possibility of rainfall is 50%.

On Sunday, the maximum temperature will be 31°C, while the minimum temperature will be 26°C.