The hottest month in Southampton Parish is August when the average maximum temperature is 29°, average temperature is 27° and average minimum temperature is 25°.
The coolest month in Southampton Parish is February when the average maximum temperature is 20°, average temperature is 17° and average minimum temperature is 16°.
The longest days in Southampton Parish are in June, with an average of 14.3 hours of daylight per day. December has the shortest days with an average of 10 hours of daylight per day.
The sunniest days in Southampton Parish are in April which has the most hours of sunshine per day with an average of 8.6 hours of sunshine per day, making it a sunny month with few clouds. December has the least sunshine with an average of 7.1 hours of sunshine per day, making it a quite sunny month with some cloud cover.
The ultraviolet index is the highest in July when it reaches 11.3 and lowest in December when it reaches 3.3.
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.
The warmest sea water temperatures in Southampton Parish are found in August when they peak at 27° and lowest in January when they dip to 19°.
The sea is best for swimming between June and December when the temperature is above 23° which is warm and pleasant for relaxing and swimming for long periods.
The wettest month in Southampton Parish is July with 11.7cm of rain and January has the most days of rain with 20.2 days with some rain, a very wet time to visit the beach.
The driest month in Southampton Parish is April with 1.1cm of rain and May has the fewest days of rain with 12.4 days with some rain, a slightly wet time to visit the beach.
The most humid month in Southampton Parish is August with a dew point (an indicator of humidity) of 24° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.
The least humid month in Southampton Parish is March with a dew point of 15° which is comfortable for everyone.
The most windy month in Southampton Parish is February when the average maximum windspeed is 42kmh and the average wind speed is 27kmh.
The least windy month in Southampton Parish is September when the average maximum windspeed is 27kmh and the average wind speed is 17kmh.