The hottest month in Port Sudan is July when the average maximum temperature is 40°, average temperature is 34° and average minimum temperature is 31°.
The coolest month in Port Sudan is February when the average maximum temperature is 28°, average temperature is 23° and average minimum temperature is 22°.
The longest days in Port Sudan are in June, with an average of 13.3 hours of daylight per day. December has the shortest days with an average of 10.9 hours of daylight per day.
The sunniest days in Port Sudan are in May which has the most hours of sunshine per day with an average of 9.4 hours of sunshine per day, making it a sunny month with few clouds. July has the least sunshine with an average of 6.6 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 13.7 and lowest in December when it reaches 7.3.
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 Port Sudan are found in August when they peak at 31° and lowest in February when they dip to 25°.
The sea is best for swimming between May and December when the temperature is above 28° which is very warm and ideal for relaxing and swimming for the whole day.
The wettest month in Port Sudan is August with 6.8cm of rain and January has the most days of rain with 1 days with some rain, an extremely dry time to visit the beach.
The driest month in Port Sudan is January with 0cm of rain and February has the fewest days of rain with 0 days with some rain, an extremely dry time to visit the beach.
The most humid month in Port Sudan is October with a dew point (an indicator of humidity) of 24° which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan.
The least humid month in Port Sudan is June with a dew point of 18° which is OK for most but slightly uncomfortable for some.
The most windy month in Port Sudan is November when the average maximum windspeed is 28kmh and the average wind speed is 18kmh.
The least windy month in Port Sudan is October when the average maximum windspeed is 18kmh and the average wind speed is 12kmh.