Weather forecast for tomorrowSaint Lucia

Weather forecast for tomorrow

Monday 26. Oct 2026

  • 32°C
  • 26°C
Showers
Showers
  • Precip. probability: 56%
  • Precipitation: 6mm
  • Wind: 29km/hE 98°
  • Humidity: 74%
  • UV index: 10
  • Sunrise: 05:57 AST
  • Sunset: 17:38 AST
  • ▼
Tomorrow, expect light rain showers throughout the day, with a break in the rain later in the day.
The likelihood of precipitation is high. However, the rainfall will be light. The highest temperature will be a humid 32°C, while the lowest predicted temperature is a warm 26°C.
The maximum heat index, which combines air temperature and relative humidity, is assessed at a torridly hot 42°C. Note that heat index values are valued for light wind and location in the shade. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The high temperature is predicted to match October's standard maximum of 30°C.
Sunrise will be at 05:57 and sunset at 17:38; tomorrow's daylight will last for 11h and 41min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 39°C.
Coldest hour: 6h 31°C.

Chance of precipitation

Highest chance: 12h 53%.

Hourly weather forecast

  • 0h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 21km/hE 97°
  • Humidity: 85%
  • Pressure: 1013mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 2h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Precip. probability: 36%
  • Precipitation: 1mm
  • Wind: 21km/hE 98°
  • Humidity: 86%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 4h
  • 27°C
  • Feels like:
    31°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 20km/hESE 102°
  • Humidity: 87%
  • Pressure: 1012mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Sunrise: 05:57
  • 6h
  • 27°C
  • Feels like:
    31°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 20km/hE 100°
  • Humidity: 89%
  • Pressure: 1012mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 8h
  • 30°C
  • Feels like:
    36°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 23km/hE 98°
  • Humidity: 78%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 10h
  • 31°C
  • Feels like:
    38°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 28km/hE 97°
  • Humidity: 73%
  • Pressure: 1014mbar
  • Visibility: 11km
  • UV index: 9
  • ▼
  • 12h
  • 32°C
  • Feels like:
    39°C
Showers
Showers
  • Precip. probability: 53%
  • Precipitation: 1mm
  • Wind: 28km/hE 97°
  • Humidity: 69%
  • Pressure: 1013mbar
  • Visibility: 11km
  • UV index: 9
  • ▼
  • 14h
  • 32°C
  • Feels like:
    39°C
Showers
Showers
  • Precip. probability: 42%
  • Precipitation: 1mm
  • Wind: 26km/hE 100°
  • Humidity: 69%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 6
  • ▼
  • 16h
  • 30°C
  • Feels like:
    37°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 23km/hE 99°
  • Humidity: 74%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
Sunset: 17:38
  • 18h
  • 28°C
  • Feels like:
    34°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 20km/hE 97°
  • Humidity: 81%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 28°C
  • Feels like:
    33°C
Few Showers
Few Showers
  • Precip. probability: 34%
  • Precipitation: 1mm
  • Wind: 18km/hE 101°
  • Humidity: 84%
  • Pressure: 1013mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
  • 22h
  • 28°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 17km/hE 101°
  • Humidity: 84%
  • Pressure: 1013mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Tomorrow, a combination of damp, gloomy and bright weather is forecasted.
With minimal precipitation of 1mm, rainfall is forecasted from midnight to 3h, 5h, and from 10h to 15h, 20h, 21h and at 23h.
The temperature will be between the lowest temperature of 27°C and the highest temperature of 32°C. The feels-like temperature will be between the lowest temperature of 31°C and the highest temperature of 39°C. The hottest part of the day will be from 12h to 14h.
The maximum temperature will be consistent with October's average highest temperature of 30°C. The nighttime low will be also relatively higher than the typical October minimum temperature of 23°C.
May through October, with an average high-temperature of 30°C, are the warmest months in Castries City.
Updated: Oct 25, 2026 @ 11:04:01 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, expect light showers throughout the day, with a chance of dry weather later.

Light precipitation of 6mm is forecasted. The possibility of rainfall is 56%.

Tomorrow, the highest temperature will be 32°C, while the lowest temperature will be 26°C. The maximum heat index, which integrates air moisture with ambient temperature, is evaluated at 42°C.
The highest temperature will be in line with the average maximum of 30°C in October. The lowest temperature will be relatively higher than the average low of 23°C.

On Monday, in Castries City, sunrise will be at 05:57 and sunset at 17:38 (AST).

Tomorrow in Castries City, the daylight will last for 11h and 41min.