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

April 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
April, like March, in Pago Pago, American Samoa, is a moderately hot autumn month, with average temperature fluctuating between 84°F (28.9°C) and 82°F (27.8°C).

Temperature

April is the warmest month, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 82°F (27.8°C).

Heat index

In April, the average heat index is appraised at a tropical 92.5°F (33.6°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. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, clothing, wind, and metabolic differences affect individual temperature impact. 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

The average relative humidity in April is 76%.

Rainfall

In Pago Pago, in April, it is raining for 26 days, with typically 4.69" (119mm) of accumulated precipitation. In Pago Pago, during the entire year, the rain falls for 280 days and collects up to 49.96" (1269mm) of precipitation.

Ocean temperature

In Pago Pago, the average water temperature is 84.9°F (29.4°C).
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

In April, the average length of the day in Pago Pago, American Samoa, is 11.8h.

Sunshine

In Pago Pago, the average sunshine is 8.2h.

UV index

Months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Pago Pago. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the warmest month in Pago Pago?

The warmest month in Pago Pago, American Samoa, is April, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 82°F (27.8°C).

What is the temperature in April in Pago Pago?

The average high-temperature, in April, is 84°F (28.9°C), while the average low-temperature is 82°F (27.8°C). In April, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that calculates temperature value influenced by the moisture in the air, is appraised at 92.5°F (33.6°C).

What is the average humidity in April in Pago Pago?

In Pago Pago, American Samoa, the average relative humidity in April is 76%.

How much does it rain in Pago Pago in April?

In Pago Pago, in April, during 26 rainfall days, 4.69" (119mm) of precipitation is typically accumulated.

How warm is the water in April in Pago Pago?

In Pago Pago, in April, the average water temperature is 84.9°F (29.4°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 April in Pago Pago?

The average length of the day in April is 11.8h.

How many hours of sunshine does Pago Pago have in April?

In Pago Pago, the average sunshine in April is 8.2h.

What is the month 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 in Pago Pago, American Samoa.

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

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

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

The average daily maximum UV index in April in Pago Pago, American Samoa, is 7. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to the Sun's UV rays.
Average temperature in April - Pago Pago, AS
  • Average high temperature in April: 28.9°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 April: 27.8°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 April - Pago Pago, AS
  • Average humidity in April: 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%).

Average rainfall in April - Pago Pago, AS
  • Average rainfall in April: 119mm

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

Average rainfall days in April - Pago Pago, AS
  • Average rainfall days in April: 26 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 April - Pago Pago, AS
  • Average sea temperature in April: 29.4°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 April / Average sunshine in April - Pago Pago, AS
  • Average daylight in April: 11.8h

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 April: 8.2h

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