August weather forecast
Saipan, Northern Mariana Islands, USA

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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

Weather in August

In Saipan, August stands as the rainiest month, with a hefty rainfall of 12.4" (315mm). Temperature swings are seen from a low of 75.2°F (24°C) to an upper limit of 84°F (28.9°C). The ocean temperature stabilizes at 84°F (28.9°C), providing some much-needed relief from the humidity. Venturing into September, rainfall remains high but gradually begins to dwindle.

Temperature

The onset of August is marked with a high temperature of a still moderately hot 84°F (28.9°C), reflecting the same conditions as July. Throughout the nights in August, Saipan notes an average low of 75.2°F (24°C), a small dip from the daytime peak.

Rainfall

August is the month with the most rainfall in Saipan. Rain falls for 21 days and accumulates 12.44" (316mm) of precipitation.

Ocean temperature

The months with the warmest seawater in Saipan are June through November, with an average ocean temperature of 84.2°F (29°C).
Note: Between the temperatures of 77°F (25°C) and 84.2°F (29°C), water is considered very warm, providing pleasure in water activities without discomfort over lengthy periods.

Daylight

In August, the average length of the day in Saipan is 12h and 38min.
On the first day of August in Saipan, sunrise is at 5:59 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 6:30 pm ChST.

Sunshine

August through December, with an average of 5h of sunshine, are months with the least sunshine.

UV index

The months with the highest UV index in Saipan 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 unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 12 suggests these recommendations:
Adopt every vital precaution, unprotected skin and eyes may burn rapidly. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Post an outdoor workout or swimming, a broad-spectrum SPF 30+ sunscreen should be applied generously and frequently. Alert! Sand and water increase UV exposure due to their reflective properties.
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Frequently asked questions

How hot does it get in Saipan in August?

The average high-temperature, in August, in Saipan, is 84°F (28.9°C), while the average low-temperature is 75.2°F (24°C).

What is the rainiest month in Saipan?

The month with the most rainfall is August, when the rain falls for 21 days and typically aggregates up to 12.44" (316mm) of precipitation.

How much does it rain in Saipan in August?

In Saipan, in August, during 21 rainfall days, 12.44" (316mm) of precipitation is typically accumulated.

What months are the ocean warmest in Saipan?

June through November, with an average ocean temperature of 84.2°F (29°C), are months with the warmest seawater in Saipan.

What is the ocean temperature in August in Saipan?

In Saipan, in August, the average water temperature is 84.2°F (29°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 August in Saipan?

In August, the average day length in Saipan is 12h and 38min.

What time are sunrise and sunset in August in Saipan?

On the first day of August, sunrise is at 5:59 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 6:04 am and sunset at 6:30 pm ChST.

What are the months with the least sunshine in Saipan?

The months with the least sunshine in Saipan, Northern Mariana Islands, are August through December, with an average of 5h of sunshine.

How many hours of sunshine does Saipan have in August?

In Saipan, Northern Mariana Islands, the average sunshine duration in August is 5h.

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

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

What is the UV index intensity in August in Saipan?

In August, the average daily maximum UV index is 12. A UV Index value of 11, and more, symbolizes an ultimate hazard to health from unprotected exposure to UV radiation.
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Saipan, Northern Mariana Islands, USA

Average temperature in August - Saipan, Northern Mariana Islands, USA
  • Average high temperature in August: 84°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 August: 75.2°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).

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Average rainfall in August
Saipan, Northern Mariana Islands, USA

Average rainfall in August - Saipan, Northern Mariana Islands, USA
  • Average rainfall in August: 12.4"

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

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Average rainfall days in August
Saipan, Northern Mariana Islands, USA

Average rainfall days in August - Saipan, Northern Mariana Islands, USA
  • Average rainfall days in August: 21 days

The 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).

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Average sea temperature in August
Saipan, Northern Mariana Islands, USA

Average sea temperature in August - Saipan, Northern Mariana Islands, USA
  • Average sea temperature in August: 84°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).

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Average daylight in August /
Average sunshine in August
Saipan, Northern Mariana Islands, USA

Average daylight in August / Average sunshine in August - Saipan, Northern Mariana Islands, USA
  • Average daylight in August: 12h and 4min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 12min).

  • Average sunshine in August: 5h

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

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Average UV index in August
Saipan, Northern Mariana Islands, USA

Average UV index in August - Saipan, Northern Mariana Islands, USA
  • Average UV index in August: 12

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

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Saipan, Northern Mariana Islands, USA

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