December weather forecast
Lalomanu, Samoa

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Weather in December

December concludes the climatic cycle in Lalomanu with some distinctive changes. This includes a return to higher rainfall at 162mm (6.38"), reinstating the vibrancy of the lush Samoan landscape. However, these showers do not disturb the island city's charm as sunshine hours remain satisfactory. The sea temperature and wind speed see minor changes, but they do not hamper the beach activities typical of Lalomanu. Finally, the atmospheric pressure ends the year on a neutral note, ensuring a comfortable environment amidst the tropical climate.

Temperature

Lalomanu experiences a subtle adjustment in high-temperatures to a still moderately hot 28.3°C (82.9°F) with the onset of December, maintaining near parity with November's 28.1°C (82.6°F). Nighttime in Lalomanu, during December, brings an average low of 27.5°C (81.5°F), a modest reduction from the day's peak.

Heat index

The heat index value for December is evaluated at a hot 32°C (89.6°F). Enduring exposure and unrelenting activity might cause a state of weariness, potentially leading to heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in December in Lalomanu is 76%.

Rainfall

In Lalomanu, in December, it is raining for 19.1 days, with typically 162mm (6.38") of accumulated precipitation. Throughout the year, in Lalomanu, there are 246.7 rainfall days, and 1451mm (57.13") of precipitation is accumulated.

Sea temperature

January through May and December, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Lalomanu.
Note: For swimming, diving, or other water activities, the temperature range of 25°C (77°F) to 29°C (84.2°F) is perceived as exceptionally enjoyable and comfortable even for prolonged periods.

Daylight

With an average of 12h and 54min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:48 and sunset at 18:42. On the last day of December, in Lalomanu, sunrise is at 06:00 and sunset at 18:57 +13.

Sunshine

In December, the average sunshine in Lalomanu, Samoa, is 8h.

UV index

The months with the highest UV index in Lalomanu, Samoa, 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. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: An average UV index of 7 in December transforms into this advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Alert! The Sun's UV rays are heightened by the reflection of sand and water.
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Frequently asked questions

How hot does it get in Lalomanu in December?

The high-temperature, in December, in Lalomanu, records 28.3°C (82.9°F), while the low-temperature is 27.5°C (81.5°F). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in December is evaluated at 32°C (89.6°F).

What is the average humidity in December in Lalomanu?

In Lalomanu, Samoa, the average relative humidity in December is 76%.

How many days does it rain in December in Lalomanu?

In Lalomanu, during December, the rain falls for 19.1 days and regularly aggregates up to 162mm (6.38") of precipitation.

When is the sea warmest in Lalomanu?

January through May and December, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.

How warm is the water in December in Lalomanu?

In Lalomanu, Samoa, in December, the average water temperature is 29°C (84.2°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.

When are the longest days in Lalomanu?

December has the longest days of the year in Lalomanu, with an average of 12h and 54min of daylight.

How many hours of daylight does Lalomanu have in December?

In December, the average day length is 12h and 56min.

When is the sunrise / sunset in December in Lalomanu?

In December, on the first day of the month, sunrise is at 05:48 and sunset at 18:42. On the last day of the month, in Lalomanu, Samoa, sunrise is at 06:00 and sunset at 18:57 +13.

How many hours of sunshine does Lalomanu have in December?

The average sunshine duration in December in Lalomanu, Samoa, is 8h.

What are the months with the highest UV index in Lalomanu?

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

When is the lowest UV index in Lalomanu?

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

How high is the UV index in December in Lalomanu?

In Lalomanu, the average daily maximum UV index in December is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in December
Lalomanu, Samoa

Average temperature in December - Lalomanu, Samoa
  • 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).

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Average pressure in December
Lalomanu, Samoa

Average pressure in December - Lalomanu, Samoa
  • 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).

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Average wind speed in December
Lalomanu, Samoa

Average wind speed in December - Lalomanu, Samoa
  • 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).

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Average humidity in December
Lalomanu, Samoa

Average humidity in December - Lalomanu, Samoa
  • 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%).

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Average rainfall in December
Lalomanu, Samoa

Average rainfall in December - Lalomanu, Samoa
  • Average rainfall in December: 162mm

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

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Average rainfall days in December
Lalomanu, Samoa

Average rainfall days in December - Lalomanu, Samoa
  • Average rainfall days in December: 19.1 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).

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Average sea temperature in December
Lalomanu, Samoa

Average sea temperature in December - Lalomanu, Samoa
  • Average sea temperature in December: 29°C

The best months for swimming (with the highest average sea temperature) are January, February, March, April, May and December (29°C).
The coldest months (with the lowest average sea temperature) are August and September (27°C).

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Average daylight in December /
Average sunshine in December
Lalomanu, Samoa

Average daylight in December / Average sunshine in December - Lalomanu, Samoa
  • 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).

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Average sunshine days in December
Lalomanu, Samoa

Average sunshine days in December - Lalomanu, Samoa
  • 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).

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Average UV index in December
Lalomanu, Samoa

Average UV index in December - Lalomanu, Samoa
  • 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).

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Average cloud cover in December
Lalomanu, Samoa

Average cloud cover in December - Lalomanu, Samoa
  • 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).

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Average visibility in December
Lalomanu, Samoa

Average visibility in December - Lalomanu, Samoa
  • 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).

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Lalomanu, Samoa

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