The hottest month in Rodanthe Beach is July when the average maximum temperature is 30°, average temperature is 25° and average minimum temperature is 21°.
The coolest month in Rodanthe Beach is January when the average maximum temperature is 11°, average temperature is 5° and average minimum temperature is -1°.
The longest days in Rodanthe Beach are in June, with an average of 14.6 hours of daylight per day. December has the shortest days with an average of 9.8 hours of daylight per day.
The sunniest days in Rodanthe Beach are in July which has the most hours of sunshine per day with an average of 10.5 hours of sunshine per day, making it a very sunny and pleasant month with long bright days. December has the least sunshine with an average of 7.6 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 10.7 and lowest in December when it reaches 2.6.
An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. 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 Rodanthe Beach are found in June when they peak at 27° and lowest in May when they dip to 18°.
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 Rodanthe Beach is March with 18.3cm of rain and the most days of rain with 20.7 days with some rain, a very wet time to visit the beach.
The driest month in Rodanthe Beach is November with 7.1cm of rain and the least days of rain with 15 days with some rain, a slightly wet time to visit the beach.
The most humid month in Rodanthe Beach is July 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 Rodanthe Beach is January with a dew point of 6° which is a bit dry for some.
The most windy month in Rodanthe Beach is March when the average maximum windspeed is 36kmh and the average wind speed is 19kmh.
The least windy month in Rodanthe Beach is October when the average maximum windspeed is 23kmh and the average wind speed is 10kmh.