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
The last month of the spring, May, is another warm month in Saipan, Northern Mariana Islands, with average temperature ranging between max 84.4°F (29.1°C) and min 75.6°F (24.2°C).

Temperature

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

Rainfall

In Saipan, Northern Mariana Islands, during 20 rainfall days, 3.8" (96.5mm) of precipitation is typically accumulated. In Saipan, Northern Mariana Islands, during the entire year, the rain falls for 244 days and collects up to 83.39" (2118.2mm) of precipitation.

Ocean temperature

In Saipan, Northern Mariana Islands, the average water temperature is 82.4°F (28°C).
Note: 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.

Daylight

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

Sunshine

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

UV index

Months with the highest UV index in Saipan are February through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an ultimate health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: In May, the average maximum UV index of 12 translate into the following recommendations:
Take all required precautions, as unprotected skin and eyes 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. 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 strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in May in Saipan?

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

How many days does it rain in May in Saipan?

In Saipan, Northern Mariana Islands, during May, the rain falls for 20 days and regularly aggregates up to 3.8" (96.5mm) of precipitation.

What is the ocean temperature in May in Saipan?

In May, the average ocean temperature in Saipan 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.

How many hours of daylight does Saipan have in May?

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

What are the months with the most sunshine in Saipan?

Months with the most sunshine in Saipan, Northern Mariana Islands, are March through June, with an average of 7h of sunshine.

How long on average sun shines in May in Saipan?

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

What is the month with the highest UV index in Saipan?

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

What is the UV index intensity in May in Saipan?

The average daily maximum UV index in May in Saipan is 12. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from the exposure to the Sun's UV rays.
Average temperature in May - Saipan, Northern Mariana Islands, USA
  • Average high temperature in May: 84.4°F

The warmest month (with the highest average high temperature) is June (85°F).
The month with the lowest average high temperature is February (79.7°F).

  • Average low temperature in May: 75.5°F

The month with the highest average low temperature is May (75.5°F).
The coldest month (with the lowest average low temperature) is February (72.9°F).

Average rainfall in May - Saipan, Northern Mariana Islands, USA
  • Average rainfall in May: 3.8"

The wettest month (with the highest rainfall) is August (12.4").
The driest month (with the least rainfall) is March (2.4").

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: 82°F

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

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).