ClimateForecastMayJune >>

Climate in Port Antonio (Portland), Jamaica

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

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

Forecast for Port Antonio

Tue   May 21
31°C | 25°C
E 14 km/h
0.8 mm
broken clouds and thunder

broken clouds and thunder

Wed   May 22
28°C | 23°C
SE 18 km/h
10 mm
broken clouds and thunder

broken clouds and thunder

Thu   May 23
30°C | 24°C
E 11 km/h
12 mm
broken clouds and thunder

broken clouds and thunder

The best time of year to visit Port Antonio in Jamaica

Other facts from our historical weather data:

  • Which months have the greatest rainfall in Port Antonio?
    Most rainfall (rainy season) is seen in May, September, October and November.
  • Which is the warmest month in Port Antonio?
    August has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Port Antonio?
    The coldest month is February with an average maximum temperature of 27°C.
  • Which is the wettest month in Port Antonio?
    October tops the wettest month list with 192 mm of rainfall.
  • Which is the driest month in Port Antonio?
    February is the driest month with 76 mm of precipitation.
  • Which is the sunniest month in Port Antonio?
    July is the sunniest month with an average of 264 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.