Annual average weather for Saint James Parish, Jamaica

Annual Temperature for Saint James Parish

The hottest month in Saint James Parish is August when the average maximum temperature is 32°, average temperature is 29° and average minimum temperature is 26°.

The coolest month in Saint James Parish is February when the average maximum temperature is 29°, average temperature is 26° and average minimum temperature is 23°.

Annual Sunshine for Saint James Parish

The longest days in Saint James Parish are in June, with an average of 13.2 hours of daylight per day. December has the shortest days with an average of 11 hours of daylight per day.

The sunniest days in Saint James Parish are in April which has the most hours of sunshine per day with an average of 8.4 hours of sunshine per day, making it a sunny month with few clouds. October has the least sunshine with an average of 6.7 hours of sunshine per day, making it a quite sunny month with some cloud cover.

The ultraviolet index is the highest in April when it reaches 13.6 and lowest in December when it reaches 7.5.

An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Saint James Parish

The warmest sea water temperatures in Saint James Parish are found in September when they peak at 29° and lowest in February when they dip to 27°.

The sea is excellent for swimming all year round as the water temperature is very warm and ideal for relaxing and swimming for the whole day.

Annual Rainfall for Saint James Parish

The wettest month in Saint James Parish is May with 31.6cm of rain and October has the most days of rain with 18 days with some rain, a wet time to visit the beach.

The driest month in Saint James Parish is February with 3.7cm of rain and the least days of rain with 8.2 days with some rain, a dry time to visit the beach.

Annual Humidity for Saint James Parish

The most humid month in Saint James Parish is August with a dew point (an indicator of humidity) of 26° which is extremely humid and uncomfortable unless you are on a beach. At night you would most likely require airconditioning.

The least humid month in Saint James Parish is February with a dew point of 23° which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan.

Annual Wind Speed for Saint James Parish

The most windy month in Saint James Parish is July when the average maximum windspeed is 31kmh and the average wind speed is 10kmh.

The least windy month in Saint James Parish is October when the average maximum windspeed is 24kmh and the average wind speed is 8kmh.

Monthly Averages

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