November weather forecast
Port Royal, Jamaica

The month of November witnesses a significant drop in rainfall, amounting to 112mm (4.41"). Wind gusts also dip slightly, leading to more peaceful daylight hours in Port Royal. However, November is not devoid of the tropical edge as the temperature and humidity continue in their higher range. Towards the end of the month, the city starts preparing for the cooler breeze from the Atlantic, signalling the end of the prolonged summer season. Despite this, the ample daylight combined with the mellowing weather makes November a favourable time to visit.

Temperature

The unfolding of November shows an average high-temperature of a still moderately hot 28.6°C (83.5°F), indicating a slight variance from October's 29.2°C (84.6°F). Throughout November, an average low-temperature of 23.4°C (74.1°F) is experienced.

Heat index

The heat index in November is appraised at a hot 34°C (93.2°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a single figure representing how weather conditions feel when combining temperature and humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

In November, the average relative humidity in Port Royal is 81%.

Rainfall

In Port Royal, in November, during 26 rainfall days, 112mm (4.41") of precipitation is typically accumulated. Throughout the year, there are 310.9 rainfall days, and 1286mm (50.63") of precipitation is accumulated.

Sea temperature

In Port Royal, Jamaica, in November, the average water temperature is 28.9°C (84°F).
Note: Surface water temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are considered superb and highly pleasant for water activities over extended periods.

Daylight

The average length of the day in November is 11h and 18min.
On the first day of the month, sunrise is at 06:06 and sunset at 17:35. On the last day of November, sunrise is at 06:22 and sunset at 17:30 EST.

Sunshine

In Port Royal, the average sunshine in November is 6.6h.

UV index

January through May, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In November, the maximum UV index of 6 suggests these recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. To cut down UV radiation exposure by about half, sport a wide-brim hat. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.