Weather forecast for 10 daysTrincomalee, Sri Lanka

Weather forecast for the weekend

Saturday 24. Oct 2026

  • 32°C
  • 26°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 17km/hWSW 238°
  • Humidity: 81%
  • UV index: 6
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
Today, on Saturday, 24th of October, expect mostly gray skies with limited brightness.
The anticipated temperature range extends from a high of a tropical 32°C to a low of a moderately hot 26°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is appraised at a blazing hot 45°C. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The high temperature is expected to match October's standard maximum of 32.7°C.
Sunrise will be at 05:53 and sunset at 17:45; the daylight will last for 11h and 53min.

Sunday 25. Oct 2026

  • 31°C
  • 26°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 56%
  • Precipitation: 8mm
  • Wind: 18km/hSW 228°
  • Humidity: 80%
  • UV index: 9
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
On Sunday, 25th of October, scattered thunderstorms are likely, with brief breaks between the stormy periods.
With a high probability, light precipitation is anticipated for tomorrow. Minor temperature shifts from a high of a tropical 31°C to a low of a moderately hot 26°C are predicted.
The maximum heat index, which indicates how humid air affects the felt temperature, is calculated to be a torridly hot 41°C. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The temperature is predicted to correspond with the average October peak of 32.7°C.
Sunrise will be at 05:53 and sunset at 17:45; tomorrow's daylight will last for 11h and 52min.

10-day overview

Daily temperatures

Warmest day: Thursday 33°C.
Minimum temperature: 30°C.

Chance of precipitation

Highest chance: Monday 64%.

Long-term weather forecast

  • Saturday
  • 24. Oct 2026
  • 32°C
  • 26°C
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 17km/hWSW 238°
  • Humidity: 81%
  • UV index: 6
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
  • Sunday
  • 25. Oct 2026
  • 31°C
  • 26°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 56%
  • Precipitation: 8mm
  • Wind: 18km/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: 64%
  • Precipitation: 9mm
  • Wind: 20km/hWSW 241°
  • Humidity: 85%
  • UV index: 6
  • Sunrise: 05:53 +0530
  • Sunset: 17:45 +0530
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 30°C
  • 25°C
AM Showers
AM Showers
  • Precip. probability: 37%
  • Precipitation: 2mm
  • Wind: 21km/hWSW 241°
  • Humidity: 81%
  • UV index: 9
  • Sunrise: 05:53 +0530
  • Sunset: 17:44 +0530
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 32°C
  • 26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 22km/hSW 231°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:44 +0530
  • ▼
  • Thursday
  • 29. Oct 2026
  • 33°C
  • 25°C
PM Thunderstorms
PM Thunderstorms
  • Precip. probability: 43%
  • Precipitation: 6mm
  • Wind: 18km/hSW 222°
  • Humidity: 75%
  • 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: 48%
  • Precipitation: 4mm
  • Wind: 12km/hSW 215°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:43 +0530
  • ▼
  • Saturday
  • 31. Oct 2026
  • 31°C
  • 25°C
PM Showers
PM Showers
  • Precip. probability: 36%
  • Precipitation: 3mm
  • Wind: 12km/hE 91°
  • Humidity: 80%
  • UV index: 11
  • Sunrise: 05:53 +0530
  • Sunset: 17:43 +0530
  • ▼
  • Sunday
  • 1. Nov 2026
  • 30°C
  • 25°C
PM Showers
PM Showers
  • Precip. probability: 43%
  • Precipitation: 7mm
  • Wind: 13km/hE 86°
  • Humidity: 82%
  • UV index: 11
  • Sunrise: 05:54 +0530
  • Sunset: 17:43 +0530
  • ▼
  • Monday
  • 2. Nov 2026
  • 30°C
  • 25°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 10mm
  • Wind: 12km/hE 101°
  • Humidity: 82%
  • UV index: 11
  • Sunrise: 05:54 +0530
  • Sunset: 17:43 +0530
  • ▼
Over the next ten days, a mix of unstable, rainy and gloomy weather is forecasted.
Rain is predicted nearly every day for the next ten days.
Temperature variation will be minimal across the forecast window. Highs will range from 30°C to 33°C, while the lowest nighttime temperatures will be also relatively consistent, as night temperatures will lie between 25°C and 26°C.
With the highest temperature of 33°C, Thursday will be the hottest day; Monday, Tuesday, next Sunday and Monday, with the highest temperature of 30°C, will be the coldest days.
Including the humidity's impact, the maximum feel-like temperature may increase significantly and range between a fiery hot 38°C and a dangerously hot 46°C.
Updated: Oct 23, 2026 @ 23:27:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Today, in Trincomalee, limited sunshine due to thick clouds is expected.

Today, the maximum temperature will be 32°C, while the minimum temperature will be 26°C. The maximum heat index, which reflects the perceived temperature due to humidity levels, is assessed at 45°C.
The maximum temperature will be in line with the average highest temperature of 32.7°C in October. Today, 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).

Today in Trincomalee, the daylight will last for 11h and 53min.

Tomorrow, scattered thunderstorms are expected, with the potential for localized flooding in some areas.

Light precipitation of 8mm is forecasted. The possibility of rainfall is 56%.

Tomorrow, the highest temperature will be 31°C, while the lowest temperature will be 26°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is assessed at 41°C.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature tomorrow will be a couple of degrees higher than the average low temperature.

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

In Trincomalee, Sri Lanka, the length of the day tomorrow will be 11h and 52min.