January weather forecast
Samatau, Samoa

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Weather in January

As Samatau ushers in the New Year, weather conditions remain relatively stable with petty shifts compared to the following months. January ushers in a serene transition with high temperatures, though a slight decrease from December, and characteristic rains. Swaying palm trees reveal the distinct wind speeds that create an invigorating rhythm to the Samoan coastal life. Jetting across the clear Samatau skies in January will offer clarity up to a distance of 10km (6.2mi). Notably, the month records a substantial rainfall of up to 175mm (6.89"), making it the second-highest throughout the year.

Temperature

Samatau's January showcases an average high-temperature of a still warm 28.5°C (83.3°F), hardly distinct from December's 28.3°C (82.9°F). Samatau registers an average low-temperature of 27.6°C (81.7°F) throughout January, a modest decrease from its daytime highs.

Heat index

In January, the average heat index is appraised at a tropical 33°C (91.4°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Given the heat index, its values are aligned with shaded sites and gentle winds. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In January, the average relative humidity is 76%.

Rainfall

January is the month with the most rainfall. Rain falls for 19.9 days and accumulates 175mm (6.89") of precipitation.

Daylight

In Samatau, the average length of the day in January is 12h and 50min.
On the first day of January, sunrise is at 06:03 and sunset at 18:59. On the last day of the month, sunrise is at 06:20 and sunset at 19:03 +13.

Sunshine

The average sunshine in January is 7.9h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The 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 exposure to the Sun's UV rays for average individuals.
Note: An average UV index of 7 in January transforms into this advice:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

How hot is it in January?

In January, the average high-temperature and low-temperature are 28.5°C (83.3°F) and 27.6°C (81.7°F) respectively. In January, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is appraised at 33°C (91.4°F).

What is the average humidity in January?

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

What is the wettest month?

The month with the most rainfall is January, when the rain falls for 19.9 days and typically aggregates up to 175mm (6.89") of precipitation.

How much does it rain in January?

In January, the rain falls for 19.9 days. Throughout January, 175mm (6.89") of precipitation is accumulated.

How many hours of daylight does Samatau have in January?

In January, the average day length is 12h and 50min.

When are sunrise and sunset in January in Samatau?

On the first day of January, sunrise is at 06:03 and sunset at 18:59. On the last day of the month, sunrise is at 06:20 and sunset at 19:03 +13.

How many hours of sunshine does Samatau have in January?

The average sunshine duration in January is 7.9h.

When is the highest UV index?

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

What are the months with the lowest UV index?

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

What is the UV index reading in January?

In Samatau, the average daily maximum UV index in January is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in January
Samatau, Samoa

Average temperature in January - Samatau, Samoa
  • Average high temperature in January: 28.5°C

The warmest months (with the highest average high temperature) are March and April (28.7°C).
The month with the lowest average high temperature is September (27.3°C).

  • Average low temperature in January: 27.6°C

The month with the highest average low temperature is January (27.6°C).
The coldest month (with the lowest average low temperature) is August (26°C).

Average pressure in January
Samatau, Samoa

Average pressure in January - Samatau, Samoa
  • Average pressure in January: 1007.5mbar

The month with the highest atmospheric pressure is September (1012.3mbar).
The month with the lowest atmospheric pressure is January (1007.5mbar).

Average wind speed in January
Samatau, Samoa

Average wind speed in January - Samatau, Samoa
  • Average wind speed in January: 17.8km/h

The windiest month (with the highest average wind speed) is July (24.7km/h).
The calmest month (with the lowest average wind speed) is March (14.8km/h).

Average humidity in January
Samatau, Samoa

Average humidity in January - Samatau, Samoa
  • Average humidity in January: 76%

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

Average rainfall in January
Samatau, Samoa

Average rainfall in January - Samatau, Samoa
  • Average rainfall in January: 175mm

The wettest month (with the highest rainfall) is January (175mm).
The driest month (with the least rainfall) is September (57mm).

Average rainfall days in January
Samatau, Samoa

Average rainfall days in January - Samatau, Samoa
  • Average rainfall days in January: 19.9 days

The month with the highest number of rainy days is April (22.7 days).
The month with the least rainy days is September (18.7 days).

Average daylight in January /
Average sunshine in January
Samatau, Samoa

Average daylight in January / Average sunshine in January - Samatau, Samoa
  • Average daylight in January: 12h and 5min

The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 18min).

  • Average sunshine in January: 7h and 5min

The month with the most sunshine is March (Average sunshine: 8h and 42min).
The month with the least sunshine is July (Average sunshine: 7h and 18min).

Average sunshine days in January
Samatau, Samoa

Average sunshine days in January - Samatau, Samoa
  • Average sunshine days in January: 10 days

The month with the most sunshine days is December (10.4 days).
The month with the least sunshine days is June (2.7 days).

Average UV index in January
Samatau, Samoa

Average UV index in January - Samatau, Samoa
  • Average UV index in January: 7

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

Average cloud cover in January
Samatau, Samoa

Average cloud cover in January - Samatau, Samoa
  • Average cloud cover in January: 44

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is March (Cloud cover 38).

Average visibility in January
Samatau, Samoa

Average visibility in January - Samatau, Samoa
  • Average visibility in January: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

Samatau, Samoa

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