Weather forecast for 10 daysCalliste, Grenada
Weather forecast for the weekend
Sunday 18. Oct 2026
- 31°C
- 27°C
AM Showers
- Precip. probability: 70%
- Precipitation: 1mm
- Wind: 24km/hESE 111°
- Humidity: 75%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:47 AST
- details ▼
Today, wet conditions with brief showers are expected early in the day.
Minimal precipitation is anticipated. Temperature shifts will be minor, ranging from a high of a humid 31°C to a low of a moderately hot 27°C.
The maximum heat index, which modifies the air temperature to account for humidity, is estimated at a fiery hot 39°C. Note that heat index values are valued for light wind and location in the shade. 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 day’s highest temperature is forecasted to be moderately higher than the standard October average of 28.8°C.
Sunrise was at 05:57 and sunset will be at 17:47; the daylight will last for 11h and 50min.
Minimal precipitation is anticipated. Temperature shifts will be minor, ranging from a high of a humid 31°C to a low of a moderately hot 27°C.
The maximum heat index, which modifies the air temperature to account for humidity, is estimated at a fiery hot 39°C. Note that heat index values are valued for light wind and location in the shade. 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 day’s highest temperature is forecasted to be moderately higher than the standard October average of 28.8°C.
Sunrise was at 05:57 and sunset will be at 17:47; the daylight will last for 11h and 50min.
10-day overview
Daily temperatures
Warmest period: today - Tuesday 31°C.
Coldest period: today - Tuesday 31°C.
Coldest period: today - Tuesday 31°C.
Chance of precipitation
Highest chance: today 70%.
Long-term weather forecast
- Sunday
- 18. Oct 2026
- 31°C
- 27°C
AM Showers
- Precip. probability: 70%
- Precipitation: 1mm
- Wind: 24km/hESE 111°
- Humidity: 75%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:47 AST
- details ▼
- Monday
- 19. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 1mm
- Wind: 25km/hESE 106°
- Humidity: 77%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:46 AST
- details ▼
- Tuesday
- 20. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 18%
- Precipitation: 0mm
- Wind: 23km/hESE 122°
- Humidity: 76%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:46 AST
- details ▼
- Wednesday
- 21. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 20%
- Precipitation: 0mm
- Wind: 26km/hSE 126°
- Humidity: 76%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:45 AST
- details ▼
- Thursday
- 22. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 6%
- Precipitation: 0mm
- Wind: 25km/hSE 127°
- Humidity: 74%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:45 AST
- details ▼
- Friday
- 23. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 12%
- Precipitation: 0mm
- Wind: 24km/hESE 119°
- Humidity: 74%
- UV index: 11
- Sunrise: 05:57 AST
- Sunset: 17:44 AST
- details ▼
- Saturday
- 24. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 12%
- Precipitation: 0mm
- Wind: 25km/hESE 117°
- Humidity: 75%
- UV index: 10
- Sunrise: 05:57 AST
- Sunset: 17:44 AST
- details ▼
- Sunday
- 25. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 17%
- Precipitation: 0mm
- Wind: 26km/hESE 118°
- Humidity: 75%
- UV index: 11
- Sunrise: 05:58 AST
- Sunset: 17:44 AST
- details ▼
- Monday
- 26. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 16%
- Precipitation: 0mm
- Wind: 26km/hESE 114°
- Humidity: 75%
- UV index: 10
- Sunrise: 05:58 AST
- Sunset: 17:43 AST
- details ▼
- Tuesday
- 27. Oct 2026
- 31°C
- 27°C
Partly Cloudy
- Precip. probability: 24%
- Precipitation: 0mm
- Wind: 25km/hESE 113°
- Humidity: 76%
- UV index: 11
- Sunrise: 05:58 AST
- Sunset: 17:43 AST
- details ▼
It is expected that primarily gloomy and occasionally rain-filled weather is forecasted.
With minimal precipitation of 1mm, rainfall is expected on Sunday and Monday.
During the next few days, the maximum temperature will not fluctuate, remaining steady at 31°C, while the overnight low will also stay at 27°C without change.
Including the humidity's impact, the maximum feel-like temperature may increase greatly and vary between a sizzling 39°C and a blisteringly hot 40°C.
The warmest months in Calliste are September and October, with an average high-temperature of 28.8°C.
With minimal precipitation of 1mm, rainfall is expected on Sunday and Monday.
During the next few days, the maximum temperature will not fluctuate, remaining steady at 31°C, while the overnight low will also stay at 27°C without change.
Including the humidity's impact, the maximum feel-like temperature may increase greatly and vary between a sizzling 39°C and a blisteringly hot 40°C.
The warmest months in Calliste are September and October, with an average high-temperature of 28.8°C.
Updated: Oct 18, 2026 @ 14:43:37 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate
Frequently asked questions
Today, in Calliste, expect light passing rain showers before midday.
There is a high chance of rainfall, but precipitation will be minimal.
Today, the maximum temperature will be 31°C, while the minimum temperature will be 27°C. The maximum heat index, which represents the influence of relative humidity on air temperature, is evaluated at 39°C.
The maximum temperature will be a couple of degrees higher than the average highest temperature of 28.8°C in October. The lowest temperature will be in line with the average low of 27.9°C.
The maximum temperature will be a couple of degrees higher than the average highest temperature of 28.8°C in October. The lowest temperature will be in line with the average low of 27.9°C.
On Sunday, in Calliste, sunrise was at 05:57 and sunset will be at 17:47 (AST).
Today, the daylight will last for 11h and 50min.





