October weather forecast
Port Antonio, Jamaica

October weather continues with the trend of increased rainfall. Heavy rainfall commences an overall wet condition in the environment. Changes in daylight and sunshine hours are minor but in favor of less sunshine. Tourists can savour the sea that maintains high temperature. A drop in the UV index to 10 signals slight relief from the intense summer radiation.

Temperature

As October starts in Port Antonio, an average high temperature of a still tropical 30°C suggests no significant change from September. October sees the temperature falling to a mean low of 21°C.

Rainfall

In Port Antonio, during October, the rain falls for 16 days and regularly aggregates up to 337mm of precipitation. In Port Antonio, during the entire year, the rain falls for 125 days and collects up to 2639mm of precipitation.

Sea temperature

In Port Antonio, in October, the average water temperature is 29.4°C.
Note: Engaging in swimming, diving, or other water activities is highly enjoyable in temperatures ranging from 25°C to 29°C, without any unpleasant sensations for prolonged durations.

Daylight

The average length of the day in October in Port Antonio, Jamaica, is 11h and 43min.
On the first day of October, sunrise is at 05:56 and sunset at 17:54. On the last day of the month, sunrise is at 06:04 and sunset at 17:34 EST.

Sunshine

September through November, with an average of 6h of sunshine, are months with the least sunshine.

UV index

In Port Antonio, Jamaica, the average daily maximum UV index in October is 10. A UV Index value of 8 to 10 symbolizes a very high health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 10 during October translates into the following directions:
With the absence of protection, damage to skin and eyes can occur instantly. Ensure precautions are taken. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Even on a cloudy day, a sunscreen with at least a 30 SPF should be applied generously and frequently reapplied, including after a swim or outdoor exercise. Take caution! The UV rays from the Sun gain strength from sand and water reflections.