Apia
Samoa
Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Apia, Samoa

The view of the large Methodist church in the town of Apia, Samoa
The view of the large Methodist church in the town of Apia, Samoa
January in Apia, Samoa, is a hot summer month, with temperature in the range of an average high of 30°C (86°F) and an average low of 23°C (73.4°F).

Temperature

The warmest months are January, March, April and November, with an average high-temperature of 30°C (86°F).

Humidity

January is the most humid month in Apia, with an average relative humidity of 81%.

Rainfall

The month with the most rainfall is January when the rain falls for 19 days and typically aggregates up to 450mm (17.7") of precipitation.

Sea temperature

In Apia, the average seawater temperature in January is 29.3°C (84.7°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

In January, the average length of the day in Apia, Samoa, is 12.8h.

Sunshine

January through March and December, with an average of 6h of sunshine, are months with the least sunshine.

UV index

January through April, September through December, with an average maximum UV index of 12, are months with the highest UV index in Apia. A UV Index reading of 11, and higher, represents an excessive health risk from unprotected exposure to the Sun's UV rays for average individuals.
In January, the average maximum UV index of 12 translate into the following recommendations:
Take all necessary precautions, as unprotected skin can burn in 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. 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. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the warmest month in Apia?

Warmest months are January, March, April and November, with an average high-temperature of 30°C (86°F).

What is the temperature in January in Apia?

In Apia, Samoa, in January, the average high-temperature is 30°C (86°F), and the average low-temperature is 23°C (73.4°F).

What is the most humid month in Apia?

January is the most humid month, with an average relative humidity of 81%.

What is the average humidity in January in Apia?

In Apia, Samoa, the average relative humidity in January is 81%.

How many days does it rain in January in Apia?

In Apia, Samoa, during January, the rain falls for 19 days and regularly aggregates up to 450mm (17.7") of precipitation.

What is the wettest month in Apia?

The month with the most rainfall in Apia, Samoa, is January when the rain falls for 19 days and typically aggregates up to 450mm (17.7") of precipitation.

How warm is the water in January in Apia?

In Apia, Samoa, the average seawater temperature in January is 29.3°C (84.7°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) 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 January in Apia?

In January, the average length of the day is 12.8h.

What is the month with the least sunshine in Apia?

Months with the least sunshine in Apia are January through March and December, with an average of 6h of sunshine.

How many hours of sunshine does Apia have in January?

In January, the average sunshine in Apia, Samoa, is 6h.

When is the highest UV index in Apia?

Months with the highest UV index are January through April, September through December, with an average maximum UV index of 12.

How high is the UV index in January in Apia?

In January, the average daily maximum UV index in Apia, Samoa, is 12. A UV Index estimate of 11, and higher, represents an extreme health vulnerability from the exposure to the Sun's UV rays.
Average temperature in January - Apia, Samoa
  • Average high temperature in January: 30°C

Warmest months (with the highest average high temperature) are January, March, April and November (30°C).
Months with the lowest average high temperature are August and September (28°C).

  • Average low temperature in January: 23°C

The month with the highest average low temperature is February (24°C).
Coldest months (with the lowest average low temperature) are January, March, April, May, June, July, August, September, October, November and December (23°C).

Average humidity in January - Apia, Samoa
  • Average humidity in January: 81%

The month with the highest relative humidity is January (81%).
Months with the lowest relative humidity are June, August and September (75%).

Average rainfall in January - Apia, Samoa
  • Average rainfall in January: 450mm

The wettest month (with the highest rainfall) is January (450mm).
Driest months (with the lowest rainfall) are July and August (80mm).

Average rainfall days in January - Apia, Samoa
  • Average rainfall days in January: 19 days

The month with the highest number of rainy days is January (19 days).
The month with the lowest number of rainy days is July (8 days).

Average sea temperature in January - Apia, Samoa
  • Average sea temperature in January: 29.3°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 (27.9°C).

Average daylight in January / Average sunshine in January - Apia, Samoa
  • Average daylight in January: 12.8h

The month with the longest days is December (Average daylight: 12.9h).
The month with shortest days is June (Average daylight: 11.3h).

  • Average sunshine in January: 6h

Months with most sunshine are June, July, August and September (Average sunshine: 8h).
Months with least sunshine are January, February, March and December (Average sunshine: 6).

Average UV index in January - Apia, Samoa
  • Average UV index in January: 12

Months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 8).