Weather forecast for today
Grantham, Jamaica

Weather forecast for today

Monday, 16. Jun

Isolated Thunderstorms
05:30

18:45
EST
Isolated Thunderstorms
28°C / 21°C
  • Wind: 21km/h SE
  • Humidity: 72%
  • Precip. probability: 30%
  • Precipitation: 0mm
  • UV index: 11
Today, on Monday, 16th of June, brief thunderstorms may pass through parts of the area.
Minimal precipitation is anticipated. The highest forecasted temperature is a moderately hot 28°C, while the lowest temperature will be a delightful 21°C.
The maximum heat index, which adjusts the air temperature based on humidity, is evaluated at a blazing 31°C. Note that heat index values are valued for light wind and location in the shade.
The highest temperature is forecasted to be relatively lower than the average June peak of 30.8°C.
Sunrise was at 05:30 and sunset will be at 18:45; the daylight will last for 13h and 15min.

Current condition

Mostly Cloudy
12:33 EST
Mostly Cloudy
  • 29°C
  • Feels like: 33°C
  • Wind: 23km/h ESE
  • Humidity: 63%
  • Dewpoint: 22°C
  • Pressure: 1016.59mbar
  • Precipitation: 0mm
  • Visibility: 14.48km
  • UV index: 11
In Grantham, at the moment, the sky is cloud-filled, with only small gaps of brightness.
The temperature is a moderately hot 29°C, while the felt air temperature, which combines air temperature and relative humidity, is calculated to be a tropical 33°C. The current temperature is almost at the maximum of today's 28°C.

Frequently asked questions

What is the current temperature?
At 12:33 EST, the temperature is 29°C. Feels-like temperature is 33°C.
What is the weather forecast for Grantham for today?
Today, unpredictable thunderstorm development is likely.
Will it rain today?
Today, there is a low chance of minimal precipitation in Grantham.
What will be the maximum temperature today?
Today, the highest temperature will be 28°C, while the lowest temperature will be 21°C. The maximum heat index, which combines relative humidity and air temperature, is computed to be 31°C.
The maximum temperature will be a few degrees lower than the average highest temperature of 30.8°C in June. The lowest temperature will be in line with the average low of 23°C.
When are sunrise and sunset today?
On Monday, in Grantham, sunrise was at 05:30 and sunset will be at 18:45 (EST).
How long is the day today?
In Grantham, today, there will be 13h and 15min of daylight.

Hourly weather forecast

13h
  • 30°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 22km/h ESE
  • Pressure: 1016mbar
  • Humidity: 64%
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Visibility: 15km
14h
  • 30°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 18km/h ESE
  • Pressure: 1015mbar
  • Humidity: 60%
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Visibility: 15km
15h
  • 30°C
  • Feels like:
    33°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 19km/h ESE
  • Pressure: 1015mbar
  • Humidity: 60%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 15km
16h
  • 29°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 18km/h SE
  • Pressure: 1014mbar
  • Humidity: 63%
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Visibility: 16km
17h
  • 28°C
  • Feels like:
    32°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 15km/h ESE
  • Pressure: 1014mbar
  • Humidity: 68%
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Visibility: 16km
18h
  • 28°C
  • Feels like:
    30°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 15km/h ESE
  • Pressure: 1015mbar
  • Humidity: 70%
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Visibility: 16km
Sunset: 18:45
19h
  • 26°C
  • Feels like:
    29°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 14km/h ESE
  • Pressure: 1015mbar
  • Humidity: 75%
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Visibility: 16km
20h
  • 24°C
  • Feels like:
    25°C
Partly Cloudy
Partly Cloudy
  • Wind: 15km/h ESE
  • Pressure: 1015mbar
  • Humidity: 74%
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Visibility: 16km
21h
  • 24°C
  • Feels like:
    24°C
Partly Cloudy
Partly Cloudy
  • Wind: 14km/h ESE
  • Pressure: 1016mbar
  • Humidity: 76%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 14km
22h
  • 23°C
  • Feels like:
    24°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 12km/h ESE
  • Pressure: 1016mbar
  • Humidity: 77%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 14km
23h
  • 23°C
  • Feels like:
    24°C
Mostly Cloudy
Mostly Cloudy
  • Wind: 13km/h ESE
  • Pressure: 1016mbar
  • Humidity: 76%
  • Precip. probability: 8%
  • Precipitation: 0mm
  • Visibility: 14km
Today, overcast weather is expected.
The temperature will vary between the lowest temperature of 23°C and the highest temperature of 30°C. The hottest part of the day will be from 13h to 15h.
The high will be slightly cooler than the normal maximum of 30.8°C for June. The temperature low is forecasted to be also in line with the usual June value of 23°C.
Updated: Jun 16, 2025 @ 17:33:13 UTC
Published by: Weather Atlas | About Us
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Weather Forecasting & Climate

Grantham, Jamaica

  • en: Grantham, Jamaica
  • es: Grantham, Jamaica
  • hr: Grantam, Jamajka
  • sr: Grantam, Jamajka
  • zh: Grantham, 牙买加
  • Latitude: 18.116074°
  • Longitude: -76.882185°
  • Elevation: 226 m
  • Current time: 12:33 EST
  • Sunrise: 05:30 EST
  • Sunset: 18:45 EST
  • Timezone: America/Jamaica
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