December weather forecast
Mulinu'u, Samoa

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Weather in December

Capping off the year, December weather treats Mulinu'u with warm conditions as the maximum temperature rises to 28.3°C (82.9°F). Concomitant with this is an increase in rainfall, tallying at 156mm (6.14"), ensuring the verdancy of the lush tropical island continues to thrive. The longest daylight hours of the year at 12.9 hours offer extended exploration and relaxation under the sun. The consistent UV index necessitates constant sun protection, rounding off a typical year in Mulinu'u's tropical paradise.

Temperature

The arrival of December in Mulinu'u sees an average high-temperature of a still warm 28.3°C (82.9°F), hardly diverging from November's 28.1°C (82.6°F). December's average low-temperature is a still moderately hot 27.5°C (81.5°F), reflecting a minor difference from the day's peak temperatures.

Heat index

The average heat index in December is calculated to be a hot 32°C (89.6°F). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The average relative humidity in December in Mulinu'u is 76%.

Rainfall

In Mulinu'u, Samoa, in December, it is raining for 19.1 days, with typically 156mm (6.14") of accumulated precipitation. Throughout the year, there are 247.7 rainfall days, and 1482mm (58.35") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 12h and 54min of daylight.
On the first day of December, sunrise is at 05:49 and sunset at 18:43. On the last day of the month, sunrise is at 06:02 and sunset at 18:58 +13.

Sunshine

The average sunshine in December is 8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Mulinu'u, Samoa. The months with the lowest UV index in Mulinu'u are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, an average UV index of 7 transforms into the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 15, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is December in Mulinu'u?

During December, Mulinu'u experiences an average high-temperature of 28.3°C (82.9°F) and a low-temperature of 27.5°C (81.5°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in December is calculated to be 32°C (89.6°F).

What is the average humidity in December in Mulinu'u?

In Mulinu'u, Samoa, the average relative humidity in December is 76%.

How much does it rain in Mulinu'u in December?

In Mulinu'u, Samoa, in December, during 19.1 rainfall days, 156mm (6.14") of precipitation is typically accumulated.

When are the longest days in Mulinu'u?

The month with the longest days in Mulinu'u is December, with an average of 12h and 54min of daylight.

What is the average length of the day in December in Mulinu'u?

The average day length in December is 12h and 56min.

When is the sunrise / sunset in December in Mulinu'u?

On the first day of December in Mulinu'u, sunrise is at 05:49 and sunset at 18:43. On the last day of the month, sunrise is at 06:02 and sunset at 18:58 +13.

How long on average sun shines in December in Mulinu'u?

In December, the average sunshine duration in Mulinu'u is 8h.

What are the months with the highest UV index in Mulinu'u?

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

When is the lowest UV index in Mulinu'u?

The 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 December in Mulinu'u?

In December, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.

Average temperature in December
Mulinu'u, Samoa

Average temperature in December - Mulinu
  • Average high temperature in December: 28.3°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 December: 27.5°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 December
Mulinu'u, Samoa

Average pressure in December - Mulinu
  • Average pressure in December: 1008.3mbar

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 December
Mulinu'u, Samoa

Average wind speed in December - Mulinu
  • Average wind speed in December: 17.4km/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 December
Mulinu'u, Samoa

Average humidity in December - Mulinu
  • Average humidity in December: 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 December
Mulinu'u, Samoa

Average rainfall in December - Mulinu
  • Average rainfall in December: 156mm

The wettest month (with the highest rainfall) is January (175mm).
The driest month (with the least rainfall) is March (73mm).

Average rainfall days in December
Mulinu'u, Samoa

Average rainfall days in December - Mulinu
  • Average rainfall days in December: 19.1 days

The month with the highest number of rainy days is April (22.7 days).
The months with the least rainy days are February and November (18.8 days).

Average daylight in December /
Average sunshine in December
Mulinu'u, Samoa

Average daylight in December / Average sunshine in December - Mulinu
  • Average daylight in December: 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 December: 8h and 0min

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 December
Mulinu'u, Samoa

Average sunshine days in December - Mulinu
  • Average sunshine days in December: 10.4 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 December
Mulinu'u, Samoa

Average UV index in December - Mulinu
  • Average UV index in December: 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 December
Mulinu'u, Samoa

Average cloud cover in December - Mulinu
  • Average cloud cover in December: 43

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 December
Mulinu'u, Samoa

Average visibility in December - Mulinu
  • Average visibility in December: 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).

Mulinu'u, Samoa

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