Portland Weather by Month — Temperature & Rainfall Guide

Portland is a region in Jamaica. Many people wonder what the weather conditions are in Portland over the year. What is the best time to visit Portland?

This page shows the average weather conditions by month in Portland over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Portland is generally perfect. In Port Antonio you can expect warm maximum average daytime temperatures around 27°C (81°F) and nighttime temperatures around 23°C (73°F). On average, this month is the coldest month of the year in Portland.

Find more detailed climate information for Portland in January here.

In February the weather in Portland is generally perfect. In Port Antonio you can expect warm maximum average daytime temperatures around 27°C (81°F) and nighttime temperatures around 23°C (73°F). On average, this month is the coldest month of the year in Portland.

Find more detailed climate information for Portland in February here.

In March the weather in Portland is generally perfect. In Port Antonio you can expect warm maximum average daytime temperatures around 27°C (81°F) and nighttime temperatures around 23°C (73°F).

Find more detailed climate information for Portland in March here.

In April the weather in Portland is generally perfect. In Port Antonio you can expect warm maximum average daytime temperatures around 28°C (82°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Portland in April here.

In May the weather in Portland is generally pleasant. In Port Antonio you can expect warm maximum average daytime temperatures around 28°C (82°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Portland in May here.

In June the weather in Portland is generally pleasant. In Port Antonio you can expect warm maximum average daytime temperatures around 29°C (84°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Portland in June here.

In July the weather in Portland is generally pleasant. In Port Antonio you can expect warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Portland in July here.

In August the weather in Portland is generally tolerable. In Port Antonio you can expect warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 25°C (77°F). On average, this month is one of the warmest months of the year in Portland. So be prepared and make sure to dress lightly.

Find more detailed climate information for Portland in August here.

In September the weather in Portland is generally tolerable. In Port Antonio you can expect warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 25°C (77°F). On average, this month is one of the warmest months of the year in Portland. So be prepared and make sure to dress lightly.

Find more detailed climate information for Portland in September here.

In October the weather in Portland is generally tolerable. In Port Antonio you can expect warm maximum average daytime temperatures around 29°C (84°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Portland in October here.

In November the weather in Portland is generally pleasant. In Port Antonio you can expect warm maximum average daytime temperatures around 28°C (82°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Portland in November here.

In December the weather in Portland is generally pleasant. In Port Antonio you can expect warm maximum average daytime temperatures around 27°C (81°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Portland in December here.