Weather forecast for 10 daysGrantham, Jamaica

10-day overview

Daily temperatures

Maximum temperature: 27°C.
Minimum temperature: 26°C.

Chance of precipitation

Highest chance: Friday 86%.

Long-term weather forecast

  • Monday
  • 26. Oct 2026
  • 27°C
  • 19°C
PM Showers
PM Showers
  • Precip. probability: 79%
  • Precipitation: 2mm
  • Wind: 13km/hS 178°
  • Humidity: 70%
  • UV index: 10
  • Sunrise: 06:04 EST
  • Sunset: 17:38 EST
  • ▼
  • Tuesday
  • 27. Oct 2026
  • 27°C
  • 20°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 24%
  • Precipitation: 0mm
  • Wind: 18km/hSSW 195°
  • Humidity: 71%
  • UV index: 10
  • Sunrise: 06:04 EST
  • Sunset: 17:37 EST
  • ▼
  • Wednesday
  • 28. Oct 2026
  • 27°C
  • 20°C
Mostly Sunny
Mostly Sunny
  • Precip. probability: 16%
  • Precipitation: 0mm
  • Wind: 19km/hS 176°
  • Humidity: 67%
  • UV index: 10
  • Sunrise: 06:05 EST
  • Sunset: 17:37 EST
  • ▼
  • Thursday
  • 29. Oct 2026
  • 26°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 65%
  • Precipitation: 6mm
  • Wind: 16km/hSSE 149°
  • Humidity: 73%
  • UV index: 10
  • Sunrise: 06:05 EST
  • Sunset: 17:36 EST
  • ▼
  • Friday
  • 30. Oct 2026
  • 26°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 86%
  • Precipitation: 6mm
  • Wind: 14km/hESE 116°
  • Humidity: 79%
  • UV index: 10
  • Sunrise: 06:06 EST
  • Sunset: 17:36 EST
  • ▼
  • Saturday
  • 31. Oct 2026
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 77%
  • Precipitation: 4mm
  • Wind: 16km/hE 89°
  • Humidity: 74%
  • UV index: 10
  • Sunrise: 06:06 EST
  • Sunset: 17:35 EST
  • ▼
  • Sunday
  • 1. Nov 2026
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 69%
  • Precipitation: 4mm
  • Wind: 16km/hE 86°
  • Humidity: 75%
  • UV index: 10
  • Sunrise: 06:06 EST
  • Sunset: 17:35 EST
  • ▼
  • Monday
  • 2. Nov 2026
  • 27°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 63%
  • Precipitation: 4mm
  • Wind: 16km/hE 98°
  • Humidity: 75%
  • UV index: 10
  • Sunrise: 06:07 EST
  • Sunset: 17:34 EST
  • ▼
  • Tuesday
  • 3. Nov 2026
  • 26°C
  • 20°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 6mm
  • Wind: 16km/hESE 111°
  • Humidity: 76%
  • UV index: 10
  • Sunrise: 06:07 EST
  • Sunset: 17:34 EST
  • ▼
  • Wednesday
  • 4. Nov 2026
  • 26°C
  • 21°C
Thunderstorms
Thunderstorms
  • Precip. probability: 60%
  • Precipitation: 6mm
  • Wind: 16km/hESE 111°
  • Humidity: 76%
  • UV index: 10
  • Sunrise: 06:08 EST
  • Sunset: 17:33 EST
  • ▼
Over the course of the next ten days, expect shifting weather, and a combination of primarily lightning-active and occasionally damp, cloudy and dry and sunny weather is predicted.
Rainfall is anticipated nearly every day for the next ten days. With light precipitation of 6mm, Thursday, Friday, next Tuesday and Wednesday will be the wettest days.
The temperature shift across days will be subtle in the upcoming days. The maximum temperature will vary between 26°C and 27°C, while the lowest nightly temperature differences will be also negligible, as the overnight low will fall between 19°C and 21°C.
The warmest days will be Monday through Wednesday, Saturday through next Monday, with a maximum of 27°C; the coldest days will be Thursday, Friday, next Tuesday and Wednesday, with a maximum of 26°C.
Updated: Oct 26, 2026 @ 15:10:30 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

In Grantham, weather will be unstable, and a combination of predominantly stormy and occasionally rainy, gloomy and bright weather is anticipated for the next ten days.

In Grantham, rainfall is forecasted almost every day for the next ten days. With light precipitation of 6mm, Thursday, Friday, next Tuesday and Wednesday will be the wettest days.

The maximum temperature will range between 26°C and 27°C, while the minimum temperature will range between 19°C and 21°C.

The warmest days will be Monday through Wednesday, Saturday through next Monday, with a maximum of 27°C. With a maximum temperature of 26°C, Thursday, Friday, next Tuesday and Wednesday will be the coldest days.

On Saturday, moderate to strong thunderstorms are in the outlook.

Light precipitation of 4mm is predicted on Saturday. The likelihood of rainfall is 77%.

On Saturday, the highest temperature will be 27°C, while the lowest temperature will be 20°C.

On Sunday, in Grantham, storm activity is likely to continue.

Light precipitation of 4mm is forecasted on Sunday. The chance of rainfall is 69%.

On Sunday, the maximum temperature will be 27°C, while the minimum temperature will be 20°C.