May weather forecast and climate
Pago Pago, AS

Pago Pago Harbour in Pago Pago, American Samoa
Pago Pago Harbour in Pago Pago, American Samoa

Weather in May

May, the last month of the autumn, in Pago Pago, is also a moderately hot month, with average temperature varying between 83.3°F (28.5°C) and 81.5°F (27.5°C).

Temperature

In May, the average high-temperature is relatively the same as in April - a still moderately hot 83.3°F (28.5°C). In Pago Pago, American Samoa, in May, the average low-temperature is 81.5°F (27.5°C).

Heat index

In May, the average heat index is appraised at a hot 91°F (32.8°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like pregnancy, clothing, metabolic differences, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In May, the average relative humidity is 77%.

Rainfall

In May, the rain falls for 24.4 days. Throughout May, 4.84" (123mm) of precipitation is accumulated. Throughout the year, in Pago Pago, there are 280 rainfall days, and 49.96" (1269mm) of precipitation is accumulated.

Ocean temperature

In Pago Pago, the average water temperature is 84.6°F (29.2°C).
Note: 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.

Daylight

In May, the average length of the day in Pago Pago is 11.4h.

Sunshine

In May, the average sunshine is 7.9h.

UV index

Months with the highest UV index are January through December, with an average maximum UV index of 7. Months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 7 in May transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in May in Pago Pago?

The average high-temperature, in May, in Pago Pago, is 83.3°F (28.5°C), while the average low-temperature is 81.5°F (27.5°C). In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that represents influence of the relative humidity to air temperaure, is evaluated at 91°F (32.8°C).

What is the average humidity in May in Pago Pago?

In Pago Pago, the average relative humidity in May is 77%.

How many days does it rain in May in Pago Pago?

In Pago Pago, American Samoa, in May, during 24.4 rainfall days, 4.84" (123mm) of precipitation is typically accumulated.

What is the water temperature in May in Pago Pago?

In Pago Pago, in May, the average water temperature is 84.6°F (29.2°C). 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.

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

In May, the average length of the day in Pago Pago, American Samoa, is 11.4h.

How long on average sun shines in May in Pago Pago?

In May, the average sunshine is 7.9h.

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

Months with the highest UV index in Pago Pago, American Samoa, are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Pago Pago?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Pago Pago.

How high is the UV index in May in Pago Pago?

The average daily maximum UV index in May in Pago Pago is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from the exposure to the Sun's UV radiation.

Average temperature in May
Pago Pago, AS

Average temperature in May - Pago Pago, AS
  • Average high temperature in May: 83.3°F

The warmest month (with the highest average high temperature) is April (84°F).
The month with the lowest average high temperature is August (81.1°F).

  • Average low temperature in May: 81.5°F

The month with the highest average low temperature is March (82.4°F).
The coldest months (with the lowest average low temperature) are July, August and September (79.3°F).

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Average pressure in May
Pago Pago, AS

Average pressure in May - Pago Pago, AS
  • Average pressure in May: 29.86"

The month with the highest atmospheric pressure is September (29.91").
The month with the lowest atmospheric pressure is January (29.75").

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Average wind speed in May
Pago Pago, AS

Average wind speed in May - Pago Pago, AS
  • Average wind speed in May: 11.7mph

The windiest month (with the highest average wind speed) is July (15.6mph).
The calmest month (with the lowest average wind speed) is March (8.6mph).

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Average humidity in May
Pago Pago, AS

Average humidity in May - Pago Pago, AS
  • Average humidity in May: 77%

Months with the highest relative humidity are June, July, August, September and October (78%).
The month with the lowest relative humidity is March (75%).

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Average rainfall in May
Pago Pago, AS

Average rainfall in May - Pago Pago, AS
  • Average rainfall in May: 4.84"

The wettest month (with the highest rainfall) is January (6.81").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in May
Pago Pago, AS

Average rainfall days in May - Pago Pago, AS
  • Average rainfall days in May: 24.4 days

The month with the highest number of rainy days is March (26.1 days).
The month with the least rainy days is September (20 days).

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Average sea temperature in May
Pago Pago, AS

Average sea temperature in May - Pago Pago, AS
  • Average sea temperature in May: 84.6°F

The best month for swimming (with the highest average sea temperature) is March (85.4°F).
The coldest months (with the lowest average sea temperature) are August and September (82°F).

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Average daylight in May /
Average sunshine in May
Pago Pago, AS

Average daylight in May / Average sunshine in May - Pago Pago, AS
  • Average daylight in May: 11.4h

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

  • Average sunshine in May: 7.9h

The month with the most sunshine is December (Average sunshine: 9.7h).
The month with the least sunshine is July (Average sunshine: 7.2h).

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Average sunshine days in May
Pago Pago, AS

Average sunshine days in May - Pago Pago, AS
  • Average sunshine days in May: 4.6 days

The month with the most sunshine days is September (6.1 days).
The month with the least sunshine days is April (2.3 days).

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Average UV index in May
Pago Pago, AS

Average UV index in May - Pago Pago, AS
  • Average UV index in May: 7

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in May
Pago Pago, AS

Average cloud cover in May - Pago Pago, AS
  • Average cloud cover in May: 44

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is March (Cloud cover 40).

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Average visibility in May
Pago Pago, AS

Average visibility in May - Pago Pago, AS
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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