Weather forecast for 10 daysWillis, Grenada

Weather forecast for the weekend

Sunday 18. Oct 2026

  • 29°C
  • 25°C
AM Showers
AM Showers
  • Precip. probability: 54%
  • Precipitation: 1mm
  • Wind: 21km/hE 101°
  • Humidity: 80%
  • UV index: 11
  • Sunrise: 05:56 AST
  • Sunset: 17:47 AST
  • ▼
On Sunday, 18th of October, early morning showers may leave roads damp before clearing later.
Minimal precipitation is predicted for today. The highest daytime temperature will reach a warm 29°C, creating a slight contrast with the anticipated nighttime low of a moderately hot 25°C.
The maximum heat index, which calculates the temperature value influenced by the moisture in the air, is calculated to be a sweltering 35°C. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Sunrise will be at 05:56 and sunset at 17:47; the daylight will last for 11h and 50min.

10-day overview

Daily temperatures

Warmest day: Thursday 30°C.
Minimum temperature: 29°C.

Chance of precipitation

Highest chance: today 54%.

Long-term weather forecast

  • Sunday
  • 18. Oct 2026
  • 29°C
  • 25°C
AM Showers
AM Showers
  • Precip. probability: 54%
  • Precipitation: 1mm
  • Wind: 21km/hE 101°
  • Humidity: 80%
  • UV index: 11
  • Sunrise: 05:56 AST
  • Sunset: 17:47 AST
  • ▼
  • Monday
  • 19. Oct 2026
  • 29°C
  • 24°C
AM Showers
AM Showers
  • Precip. probability: 45%
  • Precipitation: 2mm
  • Wind: 24km/hESE 104°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:46 AST
  • ▼
  • Tuesday
  • 20. Oct 2026
  • 29°C
  • 25°C
AM Showers
AM Showers
  • Precip. probability: 39%
  • Precipitation: 1mm
  • Wind: 22km/hESE 121°
  • Humidity: 77%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:46 AST
  • ▼
  • Wednesday
  • 21. Oct 2026
  • 29°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 17%
  • Precipitation: 0mm
  • Wind: 25km/hSE 128°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:45 AST
  • ▼
  • Thursday
  • 22. Oct 2026
  • 30°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 15%
  • Precipitation: 0mm
  • Wind: 24km/hSE 126°
  • Humidity: 73%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:45 AST
  • ▼
  • Friday
  • 23. Oct 2026
  • 29°C
  • 25°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 24km/hESE 115°
  • Humidity: 74%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:44 AST
  • ▼
  • Saturday
  • 24. Oct 2026
  • 29°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0mm
  • Wind: 25km/hESE 113°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 05:57 AST
  • Sunset: 17:44 AST
  • ▼
  • Sunday
  • 25. Oct 2026
  • 29°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 25km/hESE 115°
  • Humidity: 75%
  • UV index: 11
  • Sunrise: 05:58 AST
  • Sunset: 17:43 AST
  • ▼
  • Monday
  • 26. Oct 2026
  • 29°C
  • 25°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 25km/hESE 111°
  • Humidity: 76%
  • UV index: 10
  • Sunrise: 05:58 AST
  • Sunset: 17:43 AST
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 29°C
  • 25°C
AM Showers
AM Showers
  • Precip. probability: 33%
  • Precipitation: 2mm
  • Wind: 25km/hESE 106°
  • Humidity: 76%
  • UV index: 11
  • Sunrise: 05:58 AST
  • Sunset: 17:43 AST
  • ▼
Looking ahead, conditions suggest a period of wet, dull and mostly clear weather is predicted.
Rainfall is expected on Sunday through Tuesday and next Tuesday. The days with the most rainfall will be Monday and next Tuesday, with minimal precipitation of 2mm.
The high temperatures are expected to remain largely stable in the upcoming period. The maximum temperature will vary between 29°C and 30°C, while the nighttime low will be also mostly stable, as the minimum temperature will fluctuate between 24°C and 25°C.
With the highest temperature of 30°C, Thursday will be the hottest day; the rest of the days are expected to have a maximum temperature of 29°C.
Combining with the humidity, the maximum feel-like temperature may increase substantially and vary between a humid 33°C and a very hot 36°C.
Updated: Oct 18, 2026 @ 07:36:25 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

On Sunday, expect drizzly conditions with morning showers.

There is a high probability of rainfall. Precipitation will be minimal.

Today, the highest temperature will be 29°C, while the lowest temperature will be 25°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is computed to be 35°C.

On Sunday, in Willis, sunrise will be at 05:56 and sunset at 17:47 (AST).

In Willis, today, there will be 11h and 50min of daylight.