March weather forecast
Rota, Northern Mariana Islands, USA

Moving into March, Rota endures a further reduction in rainfall, settling at an average 3.5" (89mm) spread across approximately 20 days. Weather characteristics in March generally mirror those in February, including stable sea temperatures and high UV indexes. Long daylight hours begin to emerge, making outdoor exploration more inviting. Despite some reduction in humidity due to less rainfall, the weather maintains its inherent tropical profile. This month is characterized by high UV indexes, therefore caution must be exercised during outdoor activities to avoid overexposure to sunlight.

Temperature

Rota's March experiences a high-temperature average of a still tropical 86°F (30°C), matching the temperature of February. During the month of March, the temperature in Rota, Northern Mariana Islands, falls to an average of 75.2°F (24°C).

Rainfall

March is the month with the least rainfall in Rota. Rain falls for 20 days and accumulates 3.46" (88mm) of precipitation.

Ocean temperature

February and March, with an average ocean temperature of 80.6°F (27°C), are months with the coldest seawater in Rota.
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are ideal for all water activities, offering enjoyment without causing discomfort over extended periods.

Daylight

In March, the average length of the day in Rota is 12h and 4min.
On the first day of March in Rota, sunrise is at 6:35 am and sunset at 6:27 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 6:31 pm ChST.

Sunshine

The months with the most sunshine are March through June, with an average of 7h of sunshine.

UV index

The months with the highest UV index are February through September, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unsafe exposure to UV radiation for average individuals.
Note: In March, the maximum UV index of 12 suggests these recommendations:
Utilize every vital safety procedure. Individuals with light skin may endure burns in less than 5 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Even on overcast days, ensure the application and frequent reapplication of sunscreen with at least an SPF 30, especially post swim or outdoor exercise. Attention! UV radiation is markedly stronger with water and sand reflections.