Pago Pago
American Samoa, USA
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Pago Pago, AS

Aerial view of Pago Pago Harbour in Pago Pago, American Samoa
Aerial view of Pago Pago Harbour in Pago Pago, American Samoa
August, the last month of the winter, in Pago Pago, is another warm month, with temperature in the range of an average low of 79.3°F (26.3°C) and an average high of 81.1°F (27.3°C).

Temperature

The coldest month is August, with an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 79.3°F (26.3°C).

Heat index

In August, the average heat index is estimated at a hot 86.4°F (30.2°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
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 calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like wind, metabolic differences, pregnancy, 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 particularly important for children. 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

Months with the highest humidity in Pago Pago are June through October, with an average relative humidity of 78%.

Rainfall

In Pago Pago, it is raining for 20.8 days, with typically 2.05" (52mm) of accumulated precipitation. Throughout the year, in Pago Pago, there are 280 rainfall days, and 49.96" (1269mm) of precipitation is accumulated.

Ocean temperature

August and September, with an average ocean temperature of 82°F (27.8°C), are months with the coldest seawater.
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 August is 11.7h.

Sunshine

The average sunshine is 7.4h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: In August, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. 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. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the coldest month in Pago Pago?

With an average high-temperature of 81.1°F (27.3°C) and an average low-temperature of 79.3°F (26.3°C), August is the coldest month in Pago Pago.

What is the temperature in August in Pago Pago?

In August, in Pago Pago, American Samoa, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 79.3°F (26.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that factores the actual air temperature with the relative humidity, is estimated at 86.4°F (30.2°C).

What are the most humid months in Pago Pago?

June through October, with an average relative humidity of 78%, are most humid months in Pago Pago.

What is the average humidity in August in Pago Pago?

In Pago Pago, American Samoa, the average relative humidity in August is 78%.

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

In August, the rain falls for 20.8 days. Throughout August, 2.05" (52mm) of precipitation is accumulated.

When is the ocean coldest in Pago Pago?

August and September, with an average ocean temperature of 82°F (27.8°C), are months with the coldest seawater in Pago Pago.

What is the water temperature in August in Pago Pago?

In Pago Pago, the average seawater temperature in August is 82°F (27.8°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.

How many hours of daylight does Pago Pago have in August?

In Pago Pago, the average length of the day in August is 11.7h.

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

In Pago Pago, American Samoa, the average sunshine in August is 7.4h.

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

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

What are the months with 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.

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

In Pago Pago, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in August - Pago Pago, AS
  • Average high temperature in August: 27.3°C

The warmest month (with the highest average high temperature) is April (28.9°C).
The month with the lowest average high temperature is August (27.3°C).

  • Average low temperature in August: 26.3°C

The month with the highest average low temperature is March (28°C).
Coldest months (with the lowest average low temperature) are July, August and September (26.3°C).

Average humidity in August - Pago Pago, AS
  • Average humidity in August: 78%

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

Average rainfall in August - Pago Pago, AS
  • Average rainfall in August: 52mm

The wettest month (with the highest rainfall) is January (173mm).
The driest month (with the lowest rainfall) is September (45mm).

Average rainfall days in August - Pago Pago, AS
  • Average rainfall days in August: 20.8 days

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

Average sea temperature in August - Pago Pago, AS
  • Average sea temperature in August: 27.8°C

The best month for swimming (with the highest average sea temperature) is March (29.7°C).
Coldest months (with the lowest average sea temperature) are August and September (27.8°C).

Average daylight in August / Average sunshine in August - Pago Pago, AS
  • Average daylight in August: 11.7h

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

  • Average sunshine in August: 7.4h

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

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