Best Time to Visit Port Antonio, Portland, Jamaica
Month-by-month climate guide for planning a trip to Port Antonio.
Port Antonio does not have a month that clearly fits our sunny profiles. Its practical travel window centres on its warmest (August, 26°C / 78.8°F) and driest (March, 86 mm / 3.4 in) months. The drier stretch runs through June–August and January–April; the wetter half falls in May and September–December. At the city itself, monthly average temperatures range from 22.9°C / 73.2°F in January to 26°C / 78.8°F in August, with rainfall from 86 mm / 3.4 in (March) to 301 mm / 11.9 in (November). These are point-value climate normals sampled at Port Antonio, Portland, Jamaica's coordinates — usually more actionable for travellers than the country-wide average. Port Antonio's climate is broadly tropical. The full month-by-month table below lets you match your travel window against our five weather profiles.
Recommended months
| Month | Temp | Rain | Feels like |
|---|---|---|---|
| March | 23.6°C74.5°F | 86 mm3.4″ | Tropical |
| February | 23.1°C73.6°F | 98 mm3.9″ | Tropical |
| April | 24.4°C75.9°F | 116 mm4.6″ | Tropical |
No month at Port Antonio matches our sunny profiles. The three above are the driest-and-warmest fallback.
Frequently asked questions
When is the best time to visit Port Antonio?
Port Antonio doesn't have a month that clearly matches our sunny profiles. The practical travel window centres on March (driest, ~86 mm / 3.4 in) and August (warmest, 26°C / 78.8°F). Because these are point values at the city, they can differ substantially from Jamaica's national average.
When is the rainy season in Port Antonio?
The rainy season at Port Antonio, Portland runs through May and September–December, when monthly rainfall exceeds the annual median of about 194 mm / 7.6 in. The wettest single month is November (301 mm / 11.9 in).
What is the driest month in Port Antonio?
The driest month in Port Antonio is March, averaging about 86 mm / 3.4 in of rainfall. Temperature that month averages 23.6°C / 74.5°F.
What months should I avoid visiting Port Antonio?
The least comfortable months for travel to Port Antonio — based on point-value climate at the city — are January, February, March, October, November, December. These are the wettest or coolest months at this location. Rainfall peaks at 301 mm / 11.9 in in November, and the coldest month averages 22.9°C / 73.2°F.
Is Port Antonio climate different from Jamaica overall?
Yes, usually. Our Port Antonio figures are point-value climate normals sampled at the city itself, while our Jamaica figures are area-weighted averages across the whole country. The two can diverge substantially in geographically diverse or elevation-varied countries. The month-by-month table below reflects Port Antonio specifically — usually the more actionable data for a traveller planning to spend time in the city.