Climate in Port Antonio (Portland), Jamaica

The graphs below show the monthly weather averages over the year.
* Data from nearest weather station: Kingston, Jamaica (27 Miles).

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Celsius

Average min and max temperatures in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Average water temperature

The mean water temperature over the year. Show in Celsius

Average water temperatures in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Average wind speed

The mean monthly wind speed over the year (in meters per second)

Average wind speed in Kingston, Jamaica   Copyright © 2020 www.weather-and-climate.com

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Weather Forecasts for Port Antonio (Portland)

WED Sep 23
86°F | 80°F

Moderate or heavy rain shower

THU Sep 24
86°F | 80°F

Moderate or heavy rain shower

FRI Sep 25
86°F | 81°F

Patchy rain possible

The best time of year to visit Port Antonio in Jamaica

Here are some average weather facts we collected from our historical climate data:

  • On average, the temperatures are always high.
  • The months of May, June, August, September and October have a high chance of precipitation.
  • Port Antonio has dry periods in January, February and March.
  • The warmest month is July with an average maximum temperature of 32°C (89°F).
  • The coldest month is February with an average maximum temperature of 30°C (86°F).
  • October is the most wet month. This month should be avoided if you are not a big fan of rain.
  • March is the driest month.
No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go here.