Live Weather & Forecast
Weather in Port Antonio
Portland, Jamaica · Real-time conditions & 3-day outlook
30°C
Feels like 35°C
87°F / Feels 95°F
Patchy rain nearby
Port Antonio, Portland
🌞 Daytime
Updated: 2026-04-27 14:45
Humidity
66%
Wind
13.3 km/h E
Wind Gust
15.3 km/h
Pressure
1013 mb
Visibility
10 km
UV Index
9.5
(Very High)
Precipitation
0.05 mm
Cloud Cover
0%
Dew Point
20.9°C
Wind Degree
95°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
330.9 μg/m³
NO₂
7.3 μg/m³
O₃
37 μg/m³
SO₂
1.5 μg/m³
PM 2.5
8.7 μg/m³
PM 10
10.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Port Antonio, Portland
12 AM
24°
Patchy rain nearby
1 AM
24°
Patchy rain nearby
2 AM
24°
Patchy rain nearby
3 AM
24°
Patchy rain nearby
4 AM
24°
Patchy rain nearby
5 AM
24°
Clear
6 AM
24°
Sunny
7 AM
25°
Sunny
8 AM
26°
Sunny
9 AM
27°
Sunny
10 AM
27°
Sunny
11 AM
28°
Sunny
12 PM
28°
Patchy rain nearby
1 PM
28°
Patchy rain nearby
2 PM
30°
Patchy rain nearby
3 PM
28°
Patchy rain nearby
4 PM
27°
Sunny
5 PM
27°
Sunny
6 PM
26°
Patchy rain nearby
7 PM
26°
Clear
8 PM
26°
Clear
9 PM
25°
Clear
10 PM
25°
Clear
11 PM
25°
Clear
3-Day Forecast
Daily overview for Port Antonio, Portland
Today
Patchy rain nearby
28°
/
24°
🌧️ 86% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.8 mm
☀️ UV Index: 12.9
🌅 Sunrise: 05:41 AM
🌇 Sunset: 06:25 PM
🌙 Waxing Gibbous
🌑 Moon: 79% lit
Tue, Apr 28
Patchy rain nearby
28°
/
25°
🌧️ 88% chance of rain
💧 Avg. humidity: 76%
💨 Max wind: 13.7 km/h
🌧️ Total precip: 1.87 mm
☀️ UV Index: 13
🌅 Sunrise: 05:41 AM
🌇 Sunset: 06:26 PM
🌙 Waxing Gibbous
🌑 Moon: 87% lit
Wed, Apr 29
Patchy rain nearby
28°
/
25°
🌧️ 88% chance of rain
💧 Avg. humidity: 77%
💨 Max wind: 14 km/h
🌧️ Total precip: 4.38 mm
☀️ UV Index: 12.7
🌅 Sunrise: 05:40 AM
🌇 Sunset: 06:26 PM
🌙 Waxing Gibbous
🌑 Moon: 93% lit
Best Time to Visit Port Antonio
Plan your trip to Port Antonio, Jamaica around the most favorable weather conditions.
Peak Season
November – April
Dry season — low humidity, clear skies, comfortable temperatures.
Shoulder Season
May, October
Fewer crowds, moderate prices, mild weather.
Off Season
June – September
Wet/monsoon season; heavier rainfall possible.
Frequently Asked Questions
What is the current weather in Port Antonio?
Current conditions in Port Antonio: Patchy rain nearby, temperature 30°C, humidity 66%.
What is the best time to visit Port Antonio?
The best time to visit Port Antonio is typically November – April. Dry season — low humidity, clear skies, comfortable temperatures.
What is the climate like in Port Antonio?
Port Antonio is located at approximately 18.2° latitude. It has a tropical or subtropical climate with wet and dry seasons.
Does it rain a lot in Port Antonio?
The wettest period in Port Antonio is typically during June – September. Wet/monsoon season; heavier rainfall possible.
What should I pack for a trip to Port Antonio?
For visits to Port Antonio during November – April: light clothing and sun protection. For June – September: layers and a waterproof jacket are recommended.
What are the public holidays in Port Antonio in 2026?
View the 2026 public holidays for Port Antonio on our Holidays page.
What are the GPS coordinates used for the weather forecast in Port Antonio?
The weather forecast for Port Antonio uses coordinates 18.1752, -76.4474.
What is the current temperature outside in Port Antonio?
The current outdoor temperature in Port Antonio is 30°C (86°F) with patchy rain nearby.
What is the hourly weather forecast for Port Antonio today?
Today's hour-by-hour weather breakdown for Port Antonio is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Port Antonio tomorrow hour by hour?
Tomorrow's forecast for Port Antonio shows a high of 28°C and a low of 25°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Port Antonio?
There is a 86% chance of rain in Port Antonio today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in Port Antonio?
Yes, there is a 86% chance of rain in Port Antonio today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.