Weather forecast for tomorrowGrantham, Jamaica

Weather forecast for tomorrow

Monday 9. Nov 2026

  • 29°C
  • 23°C
Heavy Thunderstorms
Heavy Thunderstorms
  • Precip. probability: 95%
  • Precipitation: 29mm
  • Wind: 11km/hE 83°
  • Humidity: 80%
  • UV index: 6
  • Sunrise: 06:10 EST
  • Sunset: 17:32 EST
  • ▼
Tomorrow, on Monday, thunderstorms with heavy rain will make for a stormy day.
Increased precipitation is anticipated. Temperatures are expected to range from a maximum of a warm 29°C to a minimum of a moderately hot 23°C.
The maximum heat index, which factors the actual air temperature with the relative humidity, is estimated at a steamy 35°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The high temperature is forecasted to match November's standard maximum of 29.7°C.
Sunrise will be at 06:10 and sunset at 17:32; tomorrow's daylight will last for 11h and 22min.

Hourly overview

Hourly temperatures

Warmest hour: 12h 33°C.
Coldest hour: 6h 26°C.

Chance of precipitation

Highest chance: 15h 73%.

Hourly weather forecast

  • 0h
  • 25°C
  • Feels like:
    28°C
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 7km/hN 2°
  • Humidity: 88%
  • Pressure: 1015mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 2h
  • 24°C
  • Feels like:
    27°C
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 7km/hN 359°
  • Humidity: 89%
  • Pressure: 1014mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 4h
  • 24°C
  • Feels like:
    27°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 8km/hN 1°
  • Humidity: 89%
  • Pressure: 1014mbar
  • Visibility: 5km
  • UV index: 0
  • ▼
  • 6h
  • 24°C
  • Feels like:
    26°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 9km/hN 4°
  • Humidity: 90%
  • Pressure: 1015mbar
  • Visibility: 7km
  • UV index: 0
  • ▼
Sunrise: 06:10
  • 8h
  • 26°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 9km/hNNE 16°
  • Humidity: 83%
  • Pressure: 1016mbar
  • Visibility: 13km
  • UV index: 1
  • ▼
  • 10h
  • 29°C
  • Feels like:
    33°C
Scattered Thunderstorms
Scattered Thunderstorms
  • Precip. probability: 37%
  • Precipitation: 1mm
  • Wind: 8km/hENE 79°
  • Humidity: 74%
  • Pressure: 1016mbar
  • Visibility: 11km
  • UV index: 5
  • ▼
  • 12h
  • 29°C
  • Feels like:
    33°C
Thunderstorms
Thunderstorms
  • Precip. probability: 64%
  • Precipitation: 3mm
  • Wind: 9km/hE 101°
  • Humidity: 74%
  • Pressure: 1015mbar
  • Visibility: 6km
  • UV index: 2
  • ▼
  • 14h
  • 29°C
  • Feels like:
    33°C
Thunderstorms
Thunderstorms
  • Precip. probability: 83%
  • Precipitation: 5mm
  • Wind: 13km/hE 98°
  • Humidity: 77%
  • Pressure: 1013mbar
  • Visibility: 4km
  • UV index: 1
  • ▼
  • 16h
  • 27°C
  • Feels like:
    32°C
Cloudy
Cloudy
  • Precip. probability: 23%
  • Precipitation: 0mm
  • Wind: 14km/hE 89°
  • Humidity: 83%
  • Pressure: 1013mbar
  • Visibility: 14km
  • UV index: 0
  • ▼
Sunset: 17:32
  • 18h
  • 26°C
  • Feels like:
    30°C
Cloudy
Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 12km/hE 82°
  • Humidity: 85%
  • Pressure: 1014mbar
  • Visibility: 11km
  • UV index: 0
  • ▼
  • 20h
  • 26°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 10km/hENE 63°
  • Humidity: 86%
  • Pressure: 1015mbar
  • Visibility: 9km
  • UV index: 0
  • ▼
  • 22h
  • 25°C
  • Feels like:
    28°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 10km/hNNE 22°
  • Humidity: 86%
  • Pressure: 1015mbar
  • Visibility: 8km
  • UV index: 0
  • ▼
Tomorrow, on Monday, a combination of primarily cloudy and occasionally stormy and showery weather is expected.
Rainfall is predicted from 10h to 15h. With moderate precipitation of 5mm, most rainfall is expected at 14h.
The temperature will be between the lowest temperature of 24°C and the highest temperature of 29°C. The feels-like temperature will vary between the lowest temperature of 26°C and the highest temperature of 33°C. The hottest part of the day will be from 10h to 14h.
The maximum temperature will be in line with the average high of 29.7°C in November. The night temperature will be also alike with the standard November low of 22.5°C.
Updated: Nov 9, 2026 @ 04:47:09 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, rainy weather and heavy thunderstorms are expected.

Yes, it will rain tomorrow. High precipitation of 29mm is forecasted.

Tomorrow, the highest temperature will be 29°C, while the lowest temperature will be 23°C. The maximum heat index, which combines air temperature and relative humidity, is computed to be 35°C.
The maximum temperature will be in line with the average highest temperature of 29.7°C in November. The lowest temperature will be also in line with the average low of 22.5°C.

On Monday, in Grantham, sunrise will be at 06:10 and sunset at 17:32 (EST).

In Grantham, tomorrow, there will be 11h and 22min of daylight.