Weather forecast for tomorrow
Grantham, Jamaica

Weather forecast for tomorrow

Thursday, 19. Jun

AM Clouds / PM Sun
05:31

18:46
EST
AM Clouds / PM Sun
32°C / 23°C
  • Wind: 21km/h E
  • Humidity: 59%
  • Precip. probability: 11%
  • Precipitation: 0mm
  • UV index: 10
Tomorrow, on Thursday, 19th of June, the day will begin with cloud cover, but conditions will improve as the sun emerges later on.
Temperature is anticipated to swing from a high of a hot 32°C to a low of a temperate 23°C.
The maximum heat index, which measures the combined effect of heat and moisture, is computed to be a very hot 37°C. Take into consideration that the heat index values are calculated for shade and light wind conditions. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
June's usual high of 30.8°C is anticipated to be matched by the day’s maximum temperature.
Sunrise will be at 05:31 and sunset at 18:46; tomorrow's daylight will last for 13h and 16min.

Frequently asked questions

What is the weather forecast for Grantham for tomorrow?
On Thursday, in Grantham, the day starts cloudy, but conditions will brighten up as the afternoon unfolds.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 32°C, while the minimum temperature will be 23°C. The maximum heat index, which measures the combined effect of heat and moisture, is computed to be 37°C.
The maximum temperature will be in line with the average highest temperature of 30.8°C in June. The lowest temperature will be also in line with the average low of 23°C.
What time are sunrise and sunset tomorrow?
On Thursday, in Grantham, sunrise will be at 05:31 and sunset at 18:46 (EST).
How many hours of daylight will Grantham have tomorrow?
In Grantham, tomorrow, there will be 13h and 16min of daylight.

Hourly weather forecast

0h
  • 25°C
  • Feels like:
    28°C
Mostly Clear
Mostly Clear
  • Wind: 13km/h ENE
  • Pressure: 1016mbar
  • Humidity: 79%
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Visibility: 11km
2h
  • 25°C
  • Feels like:
    28°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 10km/h NE
  • Pressure: 1015mbar
  • Humidity: 79%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 8km
4h
  • 25°C
  • Feels like:
    27°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 7km/h NNE
  • Pressure: 1015mbar
  • Humidity: 80%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 8km
Sunrise: 05:31
6h
  • 25°C
  • Feels like:
    28°C
Cloudy
Cloudy
  • Wind: 8km/h NE
  • Pressure: 1016mbar
  • Humidity: 81%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 9km
8h
  • 28°C
  • Feels like:
    31°C
Cloudy
Cloudy
  • Wind: 8km/h NE
  • Pressure: 1017mbar
  • Humidity: 66%
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Visibility: 16km
10h
  • 31°C
  • Feels like:
    35°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 15km/h ESE
  • Pressure: 1017mbar
  • Humidity: 56%
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Visibility: 16km
12h
  • 32°C
  • Feels like:
    36°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 19km/h ESE
  • Pressure: 1016mbar
  • Humidity: 55%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 16km
14h
  • 32°C
  • Feels like:
    36°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 21km/h ESE
  • Pressure: 1015mbar
  • Humidity: 56%
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Visibility: 15km
16h
  • 31°C
  • Feels like:
    35°C
Partly Cloudy
Partly Cloudy
  • Wind: 19km/h ESE
  • Pressure: 1014mbar
  • Humidity: 56%
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Visibility: 16km
18h
  • 29°C
  • Feels like:
    32°C
Mostly Sunny
Mostly Sunny
  • Wind: 15km/h E
  • Pressure: 1014mbar
  • Humidity: 63%
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Visibility: 16km
Sunset: 18:46
20h
  • 27°C
  • Feels like:
    29°C
Clear
Clear
  • Wind: 14km/h ESE
  • Pressure: 1015mbar
  • Humidity: 71%
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Visibility: 15km
22h
  • 25°C
  • Feels like:
    28°C
Mostly Clear
Mostly Clear
  • Wind: 12km/h E
  • Pressure: 1016mbar
  • Humidity: 74%
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Visibility: 14km
Tomorrow, on Thursday, primarily cloudy and occasionally clear weather is predicted.
The temperature will be between a minimum of 25°C and a maximum of 32°C. The feels-like temperature will vary between the lowest temperature of 27°C and the highest temperature of 36°C. The hottest part of the day will be from 12h to 15h.
The forecasted high will be similar to the typical June maximum of 30.8°C. The lowest temperature is also consistent with June's typical minimum of 23°C.
Updated: Jun 18, 2025 @ 16:15:07 UTC
Published by: Weather Atlas | About Us
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