Rota
Northern Mariana Islands, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Rota, Northern Mariana Islands, USA

May, the last month of the spring, in Rota, is another hot month, with average temperature ranging between min 77°F (25°C) and max 87.8°F (31°C).

Temperature

April through November, with an average high-temperature of 87.8°F (31°C), are the warmest months.

Rainfall

In Rota, during 20 rainfall days, 5.4" (138mm) of precipitation is typically accumulated. In Rota, during the entire year, the rain falls for 247 days and collects up to 94.3" (2395mm) of precipitation.

Ocean temperature

In May, the average ocean temperature is 82.4°F (28°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in May is 12.8h.

Sunshine

Months with the most sunshine in Rota are March through June, with an average of 7h of sunshine.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index in Rota, Northern Mariana Islands. A UV Index of 11, and more, symbolizes an extreme threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 12 transform into the following instructions:
Take all necessary precautions, as unprotected skin can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the warmest month in Rota?

Warmest months in Rota, Northern Mariana Islands, are April through November, with an average high-temperature of 87.8°F (31°C).

What is the temperature in May in Rota?

The average high-temperature, in May, in Rota, Northern Mariana Islands, is 87.8°F (31°C), while the average low-temperature is 77°F (25°C).

How much does it rain in Rota in May?

In Rota, Northern Mariana Islands, in May, it is raining for 20 days, with typically 5.4" (138mm) of accumulated precipitation.

What is the ocean temperature in May in Rota?

In May, the average ocean temperature in Rota, Northern Mariana Islands, is 82.4°F (28°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in May in Rota?

The average length of the day in May in Rota is 12.8h.

What is the month with the most sunshine in Rota?

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

How many hours of sunshine does Rota have in May?

In May, the average sunshine in Rota is 7h.

What are the months with the highest UV index in Rota?

February through September, with an average maximum UV index of 12, are months with the highest UV index.

What is the UV index reading in May in Rota?

The average daily maximum UV index in May in Rota is 12. A UV Index estimate of 11, and higher, represents an excessive health risk from unsafe exposure to the Sun's UV rays.
Average temperature in May - Rota, Northern Mariana Islands, USA
  • Average high temperature in May: 88°F

Warmest months (with the highest average high temperature) are April, May, June, July, August, September, October and November (88°F).
The month with the lowest average high temperature is January (84°F).

  • Average low temperature in May: 77°F

Months with the highest average low temperature are May, June, July, August, September, October and November (77°F).
Coldest months (with the lowest average low temperature) are January, February, March, April and December (75°F).

Average rainfall in May - Rota, Northern Mariana Islands, USA
  • Average rainfall in May: 5.4"

The wettest month (with the highest rainfall) is August (14.4").
The driest month (with the lowest rainfall) is March (3.5").

Average rainfall days in May - Rota, Northern Mariana Islands, USA
  • Average rainfall days in May: 20 days

The month with the highest number of rainy days is August (23 days).
The month with the lowest number of rainy days is April (18 days).

Average sea temperature in May - Rota, Northern Mariana Islands, USA
  • Average sea temperature in May: 82°F

Best months for swimming (with the highest average sea temperature) are June, July, August, September, October and November (84°F).
Coldest months (with the lowest average sea temperature) are February and March (81°F).

Average daylight in May / Average sunshine in May - Rota, Northern Mariana Islands, USA
  • Average daylight in May: 12.8h

The month with the longest days is June (Average daylight: 13h).
The month with shortest days is December (Average daylight: 11.3h).

  • Average sunshine in May: 7h

Months with most sunshine are March, April, May and June (Average sunshine: 7h).
The month with least sunshine is October (Average sunshine: 4h).

Average UV index in May - Rota, Northern Mariana Islands, USA
  • Average UV index in May: 12

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).