December weather - Summer 2023

Weather in December
Frequently asked questions
Average temperature in December
Average pressure in December
Average wind speed in December
Average humidity in December
Average rainfall in December
Average rainfall days in December
Average sea temperature in December
Average daylight in December
Average sunshine in December
Average sunshine days in December
Average UV index in December
Average cloud cover in December
Average visibility in December

The stunning view of the Hikutavake Reef in Alofi, Niue

Weather in December

December in Alofi witnesses appreciable shifts in weather patterns as the city welcomes its warmest month. The month enjoys the longest daylight duration of 13.3 hours per day. Shifting into full summer mode, the city experiences an increase in rainfall, reaching 130mm. Humidity levels continue on the higher side, and the sea temperature parallels the air temperature. Wind speeds clock around 24.6km/h, adding a refreshing breeze to Alofi's warm and humid December weather.

Temperature

The advent of December presents an average high-temperature of a still warm 26.9°C, maintaining a close correlation with the preceding month. During December, Alofi's nights hold steady with an average temperature of 26.4°C, barely dropping from the daytime highs.

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Alofi, during December, the rain falls for 19.4 days and regularly aggregates up to 130mm of precipitation. In Alofi, during the entire year, the rain falls for 229.1 days and collects up to 1209mm of precipitation.

Sea temperature

In Alofi, in December, the average water temperature is 27°C.
Note: Water temperatures between 25°C and 29°C are ideal for all water activities, offering enjoyment without causing discomfort over extended periods.

Daylight

With an average of 13h and 18min of daylight, December has the longest days of the year in Alofi.
On the first day of the month, sunrise is at 05:32 and sunset at 18:44. On the last day of December, in Alofi, sunrise is at 05:44 and sunset at 19:00 -11.

Sunshine

December has the most sunshine of the year, with an average of 8.5h of sunshine.

UV index

January through May, November and December, with an average maximum UV index of 7, are months with the highest UV index in Alofi. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 7 during December translates into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Heads up! UV intensity is amplified by reflections from water and sand.

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FAQ

What is the usual temperature for Alofi in December?

In December, in Alofi, the average high-temperature is 26.9°C, and the average low-temperature is 26.4°C. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in April is calculated to be 30°C.

What is the average humidity in December in Alofi?

In Alofi, Niue, the average relative humidity in December is 78%.

How much does it rain in Alofi in December?

In December, in Alofi, Niue, the rain falls for 19.4 days. Throughout December, 130mm of precipitation is accumulated.

What is the water temperature in December in Alofi?

In Alofi, Niue, the average seawater temperature in December is 27°C. For swimming, diving, and other water activities, temperatures between 25°C and 29°C are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

When are the longest days in Alofi?

With an average of 13h and 18min of daylight, December has the longest days of the year in Alofi, Niue.

What is the average length of the day in December in Alofi?

In December, the average day length in Alofi, Niue, is 13h and 16min.

When are sunrise and sunset in December in Alofi?

In December, on the first day of the month, sunrise is at 05:32 and sunset at 18:44. On the last day of the month, in Alofi, Niue, sunrise is at 05:44 and sunset at 19:00 -11.

What month has the most sunshine in Alofi?

The month with the most sunshine is December, with an average of 8.5h of sunshine.

How many hours of sunshine does Alofi have in December?

The average sunshine duration in December in Alofi is 8.5h.

When is the highest UV index in Alofi?

The months with the highest UV index in Alofi are January through May, November and December, with an average maximum UV index of 7.

What is the UV index intensity in December in Alofi?

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

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

26.1°C

26.9°C

27.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

24.1km/h

25.6km/h

24.4km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

14.8

19.4

24.4

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

8.5

3.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Alofi, Niue

Average high temperature in December: 26.9°C

The warmest month (with the highest average high temperature) is March (28°C).
The month with the lowest average high temperature is August (24.6°C).

Average low temperature in December: 26.4°C

The month with the highest average low temperature is March (27.2°C).
The coldest month (with the lowest average low temperature) is August (23.4°C).

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Average pressure in December
Alofi, Niue

Average pressure in December: 1010mbar

The months with the highest atmospheric pressure are August and September (1015.2mbar).
The month with the lowest atmospheric pressure is January (1008.4mbar).

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Average wind speed in December
Alofi, Niue

Average wind speed in December: 24.6km/h

The windiest month (with the highest average wind speed) is June (27.2km/h).
The calmest month (with the lowest average wind speed) is March (19.8km/h).

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Average humidity in December
Alofi, Niue

Average humidity in December: 78%

The months with the highest relative humidity are January, September and November (79%).
The months with the lowest relative humidity are March, April, June, July and August (77%).

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Average rainfall in December
Alofi, Niue

Average rainfall in December: 130mm

The wettest month (with the highest rainfall) is January (202mm).
The driest month (with the least rainfall) is June (50mm).

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Average rainfall days in December
Alofi, Niue

Average rainfall days in December: 19.4 days

The month with the highest number of rainy days is January (24.4 days).
The month with the least rainy days is November (14.8 days).

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Average sea temperature in December
Alofi, Niue

Average sea temperature in December: 27°C

The best months for swimming (with the highest average sea temperature) are January, February, March and April (28°C).
The coldest months (with the lowest average sea temperature) are July, August, September and October (25°C).

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Average daylight in December /
Average sunshine in December
Alofi, Niue

Average daylight in December: 13h and 2min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).

Average sunshine in December: 8h and 3min

The month with the most sunshine is December (Average sunshine: 8h and 30min).
The month with the least sunshine is June (Average sunshine: 5h and 12min).

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Average sunshine days in December
Alofi, Niue

Average sunshine days in December: 8.5 days

The month with the most sunshine days is November (13 days).
The month with the least sunshine days is February (2.9 days).

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Average UV index in December
Alofi, Niue

Average UV index in December: 7

The months with the highest UV index are January, February, March, April, May, November and December (UV index 7).
The months with the lowest UV index are June, July, August, September and October (UV index 6).

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Average cloud cover in December
Alofi, Niue

Average cloud cover in December: 51

The months with the most cloud cover are August and November (Cloud cover 55).
The month with the least cloud cover is March (Cloud cover 47).

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Average visibility in December
Alofi, Niue

Average visibility in December: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

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December weather forecast
Alofi, Niue

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