Weather forecast for tomorrowSaint Lucia

Weather forecast for tomorrow

Monday 26. Oct 2026

  • 32°C
  • 26°C
AM Showers
AM Showers
  • Precip. probability: 47%
  • Precipitation: 8mm
  • Wind: 29km/hE 99°
  • Humidity: 74%
  • UV index: 9
  • Sunrise: 05:57 AST
  • Sunset: 17:38 AST
  • ▼
Tomorrow, on Monday, 26th of October, expect drizzly conditions with morning showers.
The chance of rainfall is low, and light precipitation is anticipated. Temperatures are expected to range from a maximum of a hot 32°C to a minimum of a moderately hot 26°C.
The maximum heat index, which combines relative humidity and air temperature, is computed to be an extremely hot 42°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
The highest temperature is forecasted to follow the average for October, around 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 period: 3h - 6h 31°C.

Chance of precipitation

Highest chance: 0h 55%.

Hourly weather forecast

  • 0h
  • 27°C
  • Feels like:
    32°C
Showers
Showers
  • Precip. probability: 55%
  • Precipitation: 1mm
  • Wind: 21km/hE 97°
  • Humidity: 86%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 2h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 20km/hE 99°
  • Humidity: 87%
  • Pressure: 1011mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 4h
  • 27°C
  • Feels like:
    31°C
Showers
Showers
  • Precip. probability: 39%
  • Precipitation: 1mm
  • Wind: 19km/hESE 103°
  • Humidity: 87%
  • Pressure: 1012mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
Sunrise: 05:57
  • 6h
  • 27°C
  • Feels like:
    31°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 20%
  • Precipitation: 0mm
  • Wind: 20km/hE 101°
  • Humidity: 88%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 8h
  • 29°C
  • Feels like:
    36°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 23km/hE 98°
  • Humidity: 79%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 2
  • ▼
  • 10h
  • 31°C
  • Feels like:
    38°C
Few Showers
Few Showers
  • Precip. probability: 31%
  • Precipitation: 1mm
  • Wind: 28km/hE 97°
  • Humidity: 73%
  • Pressure: 1014mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 12h
  • 32°C
  • Feels like:
    39°C
Few Showers
Few Showers
  • Precip. probability: 32%
  • Precipitation: 1mm
  • Wind: 29km/hE 98°
  • Humidity: 69%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 8
  • ▼
  • 14h
  • 31°C
  • Feels like:
    39°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 26km/hE 101°
  • Humidity: 70%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 6
  • ▼
  • 16h
  • 30°C
  • Feels like:
    37°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 24km/hE 99°
  • Humidity: 73%
  • Pressure: 1011mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
Sunset: 17:38
  • 18h
  • 29°C
  • Feels like:
    34°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 20km/hE 98°
  • Humidity: 80%
  • Pressure: 1012mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 28°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 18km/hESE 102°
  • Humidity: 83%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 28°C
  • Feels like:
    33°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 22%
  • Precipitation: 0mm
  • Wind: 17km/hESE 103°
  • Humidity: 84%
  • Pressure: 1013mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Tomorrow, a combination of gloomy, rain-soaked and clear weather is expected.
With minimal precipitation of 1mm, rainfall is anticipated from midnight to 4h, and from 10h to 12h, 15h and at 23h.
The temperature will vary 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 at 12h and 13h.
The high temperature is expected to be close to October's usual value of 30°C. The nighttime low will be also slightly warmer than the typical October minimum temperature of 23°C.
The warmest months in Castries City are May through October, with an average high-temperature of 30°C.
Updated: Oct 25, 2026 @ 06:41:50 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Monday, expect passing morning showers bringing damp conditions.

Light precipitation of 8mm is expected. The likelihood of rainfall is 47%.

Tomorrow, the maximum temperature will be 32°C, while the minimum temperature will be 26°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is appraised at 42°C.
The maximum temperature will be in line with the average highest temperature of 30°C in October. The lowest temperature will be a couple of degrees 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).

In Castries City, Saint Lucia, the length of the day tomorrow will be 11h and 41min.