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

Beautiful clear waters and white sandy beaches around the stunning Bird Island in Saipan, Northern Mariana Islands
Beautiful clear waters and white sandy beaches around the stunning Bird Island in Saipan, Northern Mariana Islands
May, the last month of the spring, in Saipan, is another warm month, with average temperature fluctuating between 84.4°F (29.1°C) and 75.6°F (24.2°C).

Temperature

In May, the average high-temperature is essentially the same as in April - a still moderately hot 84.4°F (29.1°C). In May, the average low-temperature is 75.6°F (24.2°C).

Rainfall

In May, in Saipan, the rain falls for 20 days. Throughout May, 3.8" (96.5mm) of precipitation is accumulated. In Saipan, during the entire year, the rain falls for 244 days and collects up to 83.39" (2118.2mm) of precipitation.

Ocean temperature

In Saipan, the average seawater temperature in May 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 Saipan 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 Saipan, Northern Mariana Islands. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 12 transform into the following instructions:
Practice all essential precautions. Protection against sun damage is crucial. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in May in Saipan?

In Saipan, Northern Mariana Islands, in May, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 75.6°F (24.2°C).

How much does it rain in Saipan in May?

In Saipan, in May, during 20 rainfall days, 3.8" (96.5mm) of precipitation is typically accumulated.

How warm is the water in May in Saipan?

In Saipan, in May, the average water temperature is 82.4°F (28°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Saipan have in May?

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

What is the month with the most sunshine in Saipan?

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

How long on average sun shines in May in Saipan?

The average sunshine in May in Saipan is 7h.

When is the highest UV index in Saipan?

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

How high is the UV index in May in Saipan?

In Saipan, the average daily maximum UV index in May is 12. A UV Index value of 11, and more, symbolizes an extreme health threat from the exposure to the Sun's UV radiation.
Average temperature in May - Saipan, Northern Mariana Islands, USA
  • Average high temperature in May: 29.1°C

The warmest month (with the highest average high temperature) is June (29.4°C).
The month with the lowest average high temperature is February (26.5°C).

  • Average low temperature in May: 24.2°C

The month with the highest average low temperature is May (24.2°C).
The coldest month (with the lowest average low temperature) is February (22.7°C).

Average rainfall in May - Saipan, Northern Mariana Islands, USA
  • Average rainfall in May: 96.5mm

The wettest month (with the highest rainfall) is August (315.5mm).
The driest month (with the least rainfall) is March (61mm).

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

Months with the highest number of rainy days are January and December (23 days).
The month with the least rainy days is June (17 days).

Average sea temperature in May - Saipan, Northern Mariana Islands, USA
  • Average sea temperature in May: 28°C

The best months for swimming (with the highest average sea temperature) are June, July, August, September, October and November (29°C).
The coldest months (with the lowest average sea temperature) are February and March (27°C).

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

The month with the longest days is June (Average daylight: 13h).
The month with the shortest days is December (Average daylight: 11.2h).

  • Average sunshine in May: 7h

Months with the most sunshine are March, April, May and June (Average sunshine: 7h).
Months with the least sunshine are August, September, October, November and December (Average sunshine: 5).

Average UV index in May - Saipan, 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).
Months with the lowest UV index are November and December (UV index 9).