Weather forecast for 10 daysGrace, Saint Lucia

Weather forecast for the weekend

Sunday 25. Oct 2026

  • 31°C
  • 27°C
PM Showers / Wind
PM Showers / Wind
  • Precip. probability: 44%
  • Precipitation: 10mm
  • Wind: 36km/hE 93°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:56 AST
  • Sunset: 17:39 AST
  • ▼
Tomorrow, on Sunday, windy weather combined with brief rain showers is forecast for the afternoon.
The likelihood of rainfall is low, and light precipitation is predicted. Temperatures will experience a minor oscillation, reaching a high of a blazing 31°C and dropping to a low of a temperate 27°C.
The maximum heat index, which combines air temperature and relative humidity, is estimated at a scorching 40°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Forecasts show that tomorrow the temperature will align with October's standard maximum of 29.5°C.
Sunrise will be at 05:56 and sunset at 17:39; tomorrow's daylight will last for 11h and 43min.

10-day overview

Daily temperatures

Warmest period: tomorrow - Monday 31°C.
Coldest period: tomorrow - Monday 31°C.

Chance of precipitation

Highest chance: Saturday 31.10. 48%.

Long-term weather forecast

  • Saturday
  • 24. Oct 2026
  • min.
  • 26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 29km/hE 81°
  • Humidity: 85%
  • UV index: 0
  • Sunrise: 05:56 AST
  • Sunset: 17:39 AST
  • ▼
  • Sunday
  • 25. Oct 2026
  • 31°C
  • 27°C
PM Showers / Wind
PM Showers / Wind
  • Precip. probability: 44%
  • Precipitation: 10mm
  • Wind: 36km/hE 93°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:56 AST
  • Sunset: 17:39 AST
  • ▼
  • Monday
  • 26. Oct 2026
  • 31°C
  • 27°C
Partly Cloudy / Wind
Partly Cloudy / Wind
  • Precip. probability: 24%
  • Precipitation: 3mm
  • Wind: 33km/hE 96°
  • Humidity: 76%
  • UV index: 10
  • Sunrise: 05:56 AST
  • Sunset: 17:38 AST
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 31°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 26km/hE 90°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:38 AST
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 31°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0mm
  • Wind: 28km/hE 87°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:37 AST
  • ▼
  • Thursday
  • 29. Oct 2026
  • 31°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 2mm
  • Wind: 30km/hE 87°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:37 AST
  • ▼
  • Friday
  • 30. Oct 2026
  • 31°C
  • 27°C
Showers
Showers
  • Precip. probability: 46%
  • Precipitation: 7mm
  • Wind: 30km/hE 89°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:37 AST
  • ▼
  • Saturday
  • 31. Oct 2026
  • 31°C
  • 27°C
Showers
Showers
  • Precip. probability: 48%
  • Precipitation: 5mm
  • Wind: 28km/hE 89°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:58 AST
  • Sunset: 17:36 AST
  • ▼
  • Sunday
  • 1. Nov 2026
  • 31°C
  • 27°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 2mm
  • Wind: 28km/hE 88°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:58 AST
  • Sunset: 17:36 AST
  • ▼
  • Monday
  • 2. Nov 2026
  • 31°C
  • 27°C
Showers
Showers
  • Precip. probability: 44%
  • Precipitation: 5mm
  • Wind: 28km/hE 95°
  • Humidity: 77%
  • UV index: 10
  • Sunrise: 05:58 AST
  • Sunset: 17:36 AST
  • ▼
A combination of cloudy and damp weather is expected.
Rainfall is predicted for Sunday, Monday, Thursday through next Monday.
Over the next period, the maximum temperature will stay unchanged, holding at 31°C, while changes in the overnight low will be also barely noticeable, as the minimum temperature is expected to range between 26°C and 27°C.
Combining with the humidity, the maximum feel-like temperature may increase greatly and range between a steamy 39°C and a blistering 40°C.
The warmest months in Grace are September and October, with an average high-temperature of 29.5°C.
Updated: Oct 25, 2026 @ 01:54:02 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, there will be brief rain showers and windy weather in the afternoon.

Light precipitation of 10mm is anticipated. The likelihood of rainfall is 44%.

Tomorrow, the highest temperature will be 31°C, while the lowest temperature will be 27°C. The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is assessed at 40°C.
The maximum temperature tomorrow will be in line with the average highest temperature in October. The lowest temperature will be also in line with the average low of 27.4°C.

On Sunday, in Grace, sunrise will be at 05:56 and sunset at 17:39 (AST).

In Grace, tomorrow, there will be 11h and 43min of daylight.