January 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 January

January, like December, in Pago Pago, American Samoa, is a moderately hot summer month, with average temperature varying between 83.8°F (28.8°C) and 81.7°F (27.6°C).

Temperature

In January, the average high-temperature is relatively the same as in December - a still warm 83.8°F (28.8°C). In Pago Pago, American Samoa, the average low-temperature is 81.7°F (27.6°C).

Heat index

The average heat index in January is calculated to a tropical 92.1°F (33.4°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'apparent temperature', or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (pregnancy, metabolic differences, wind), and activity. 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 Pago Pago, American Samoa, the average relative humidity is 76%.

Rainfall

January is the month with the most rainfall. Rain falls for 25.8 days and accumulates 6.81" (173mm) of precipitation.

Ocean temperature

In Pago Pago, the average water temperature is 84.7°F (29.3°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 Pago Pago, the average length of the day in January is 12.9h.

Sunshine

In January, the average sunshine in Pago Pago is 7.7h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. 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 hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 7 in January transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. 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. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
[Resources]

FAQ

What is the temperature in January in Pago Pago?

In January, the average high-temperature is 83.8°F (28.8°C), and the average low-temperature is 81.7°F (27.6°C). In January, the average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines both air temperature and relative humidity, is appraised at 92.1°F (33.4°C).

What is the average humidity in January in Pago Pago?

In January, the average relative humidity in Pago Pago is 76%.

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

In January, in Pago Pago, the rain falls for 25.8 days. Throughout January, 6.81" (173mm) of precipitation is accumulated.

What is the wettest month in Pago Pago?

The month with the most rainfall in Pago Pago is January when the rain falls for 25.8 days and typically aggregates up to 6.81" (173mm) of precipitation.

What is the water temperature in January in Pago Pago?

In Pago Pago, the average seawater temperature in January is 84.7°F (29.3°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 Pago Pago have in January?

In Pago Pago, the average length of the day in January is 12.9h.

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

In January, the average sunshine is 7.7h.

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

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

When is the lowest UV index in Pago Pago?

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

What is the UV index reading in January in Pago Pago?

In January, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to the UV radiation.

Average temperature in January
Pago Pago, AS

Average temperature in January - Pago Pago, AS
  • Average high temperature in January: 83.8°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 January: 81.7°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).

[Resources]

Average pressure in January
Pago Pago, AS

Average pressure in January - Pago Pago, AS
  • Average pressure in January: 29.75"

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

[Resources]

Average wind speed in January
Pago Pago, AS

Average wind speed in January - Pago Pago, AS
  • Average wind speed in January: 10.2mph

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).

[Resources]

Average humidity in January
Pago Pago, AS

Average humidity in January - Pago Pago, AS
  • Average humidity in January: 76%

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

[Resources]

Average rainfall in January
Pago Pago, AS

Average rainfall in January - Pago Pago, AS
  • Average rainfall in January: 6.81"

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

[Resources]

Average rainfall days in January
Pago Pago, AS

Average rainfall days in January - Pago Pago, AS
  • Average rainfall days in January: 25.8 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).

[Resources]

Average sea temperature in January
Pago Pago, AS

Average sea temperature in January - Pago Pago, AS
  • Average sea temperature in January: 84.8°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).

[Resources]

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

Average daylight in January / Average sunshine in January - Pago Pago, AS
  • Average daylight in January: 12.9h

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 January: 7.7h

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

[Resources]

Average sunshine days in January
Pago Pago, AS

Average sunshine days in January - Pago Pago, AS
  • Average sunshine days in January: 3.3 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).

[Resources]

Average UV index in January
Pago Pago, AS

Average UV index in January - Pago Pago, AS
  • Average UV index in January: 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).

[Resources]

Average cloud cover in January
Pago Pago, AS

Average cloud cover in January - Pago Pago, AS
  • Average cloud cover in January: 47

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

[Resources]

Average visibility in January
Pago Pago, AS

Average visibility in January - Pago Pago, AS
  • Average visibility in January: 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).

[Resources]