Monthly 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

Weather in January

January, like December, in Saipan, Northern Mariana Islands, is another warm winter month, with average temperature varying between 73.4°F (23°C) and 81.1°F (27.3°C). In January, the average high-temperature is relatively the same as in December - a still warm 81.1°F (27.3°C). Weather in January »

Weather in February

The last month of the winter, February, is also a moderately hot month in Saipan, Northern Mariana Islands, with temperature in the range of an average high of 79.7°F (26.5°C) and an average low of 72.9°F (22.7°C). With an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 72.9°F (22.7°C), February is the coldest month. In Saipan, in February, during 19 rainfall days, 4.42" (112.3mm) of precipitation is typically accumulated. Weather in February »

Weather in March

March, the first month of the spring, in Saipan, is also a moderately hot month, with average temperature ranging between min 73°F (22.8°C) and max 79.9°F (26.6°C). In Saipan, the average high-temperature is almost the same as in February - a still warm 79.9°F (26.6°C). Weather in March »

Weather in April

April, like March, in Saipan, Northern Mariana Islands, is another warm spring month, with average temperature ranging between max 83.1°F (28.4°C) and min 73.9°F (23.3°C). In April, the average high-temperature is essentially the same as in March - a still moderately hot 83.1°F (28.4°C). Weather in April »

Weather in May

May, the last month of the spring, in Saipan, is another warm month, with average temperature varying between 75.6°F (24.2°C) and 84.4°F (29.1°C). In May, the average high-temperature is practically the same as in April - a still moderately hot 84.4°F (29.1°C). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Saipan, Northern Mariana Islands, with temperature in the range of an average low of 75.4°F (24.1°C) and an average high of 84.9°F (29.4°C). June is the warmest month, with an average high-temperature of 84.9°F (29.4°C) and an average low-temperature of 75.4°F (24.1°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Saipan, Northern Mariana Islands, with average temperature ranging between min 75°F (23.9°C) and max 84°F (28.9°C). In July, the average high-temperature is practically the same as in June - a still moderately hot 84°F (28.9°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Saipan, Northern Mariana Islands, with average temperature ranging between min 75.2°F (24°C) and max 84°F (28.9°C). In Saipan, Northern Mariana Islands, the average high-temperature remains the same as in July - a still warm 84°F (28.9°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Saipan, Northern Mariana Islands, with average temperature fluctuating between 75°F (23.9°C) and 83.8°F (28.8°C). In Saipan, Northern Mariana Islands, the average high-temperature is essentially the same as in August - a still warm 83.8°F (28.8°C). Weather in September »

Weather in October

October, like September, in Saipan, Northern Mariana Islands, is another warm autumn month, with average temperature ranging between min 74.8°F (23.8°C) and max 83.7°F (28.7°C). In October, the average high-temperature is almost the same as in September - a still warm 83.7°F (28.7°C). Weather in October »

Weather in November

November, the last month of the autumn, in Saipan, is also a moderately hot month, with average temperature ranging between max 83.3°F (28.5°C) and min 75°F (23.9°C). In November, the average high-temperature is practically the same as in October - a still warm 83.3°F (28.5°C). Weather in November »

Weather in December

The first month of the winter, December, is also a moderately hot month in Saipan, Northern Mariana Islands, with average temperature ranging between max 81.3°F (27.4°C) and min 74.1°F (23.4°C). In Saipan, the average high-temperature in December is relatively the same as in November - a still warm 81.3°F (27.4°C). Weather in December »
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FAQ

How many days does it rain in Saipan?

In Saipan, during the entire year, the rain falls for 244 days and collects up to 83.39" (2118.2mm) of precipitation.

What is the coldest month in Saipan?

February is the coldest month in Saipan, Northern Mariana Islands, with an average high-temperature of 79.7°F (26.5°C) and an average low-temperature of 72.9°F (22.7°C).

What months are the ocean coldest in Saipan?

February and March, with an average ocean temperature of 80.6°F (27°C), are months with the coldest seawater in Saipan, Northern Mariana Islands.

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

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

What is the driest month in Saipan?

March is the month with the least rainfall in Saipan. Rain falls for 20 days and accumulates 2.4" (61mm) of precipitation.

What are the months with the most sunshine in Saipan?

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

What is the warmest month in Saipan?

The warmest month in Saipan is June, with an average high-temperature of 84.9°F (29.4°C) and an average low-temperature of 75.4°F (24.1°C).

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.

When are the longest days in Saipan?

With an average of 13h of daylight, June has the longest days of the year.

What is the rainiest month in Saipan?

The month with the most rainfall in Saipan, Northern Mariana Islands, is August when the rain falls for 21 days and typically aggregates up to 12.42" (315.5mm) of precipitation.

What is the month with the least sunshine in Saipan?

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

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

November and December, with an average maximum UV index of 9, are months with the lowest UV index in Saipan, Northern Mariana Islands.

What is the month with the shortest days in Saipan?

December has the shortest days of the year in Saipan, Northern Mariana Islands, with an average of 11.2h of daylight.

Average temperature
Saipan, Northern Mariana Islands, USA

Average temperature - Saipan, Northern Mariana Islands, USA

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).

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
Saipan, Northern Mariana Islands, USA

Average rainfall - Saipan, Northern Mariana Islands, USA

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
Saipan, Northern Mariana Islands, USA

Average rainfall days - Saipan, Northern Mariana Islands, USA

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
Saipan, Northern Mariana Islands, USA

Average sea temperature - Saipan, Northern Mariana Islands, USA

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 / Average sunshine
Saipan, Northern Mariana Islands, USA

Average daylight / Average sunshine - Saipan, Northern Mariana Islands, USA

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

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).

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Average UV index
Saipan, Northern Mariana Islands, USA

Average UV index - Saipan, Northern Mariana Islands, USA

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).

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