December weather forecast
Tautu, Cook Islands

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Weather in December

December in Tautu monitors a gradual increase in rainfall, up to 148mm (5.83"), continuing the wet season. This high level of rain, combined with sustained higher temperatures, results in significant humidity levels. While the holiday season is in full swing, the weather remains convivial for outdoor celebrations and activities. Trade winds brush across the city, ensuring the temperatures do not soar excessively. Despite the prevailing humid climate, Tautu retains its allure, promising an exceptional year-end experience.

Temperature

Transitioning into December, Tautu experiences an average high-temperature of a still warm 27°C (80.6°F), marking a minor shift from the preceding month. Throughout December, Tautu records a steady low-temperature average of 26.2°C (79.2°F), a minor decrease from its daytime counterpart.

Heat index

The heat index in December is evaluated at a tropical 30°C (86°F). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In December, the average relative humidity in Tautu, Cook Islands, is 78%.

Rainfall

In Tautu, in December, during 19 rainfall days, 148mm (5.83") of precipitation is typically accumulated. Throughout the year, in Tautu, there are 214.3 rainfall days, and 1133mm (44.61") of precipitation is accumulated.

Daylight

The month with the longest days in Tautu is December, with an average of 13h and 12min of daylight.
On the first day of December, sunrise is at 05:52 and sunset at 19:04. On the last day of the month, sunrise is at 06:05 and sunset at 19:19 -10.

Sunshine

In Tautu, Cook Islands, the average sunshine in December is 8.5h.

UV index

The months with the highest UV index are January through May, October 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 radiation for the average person.
Note: The maximum UV index of 7 during December translates into these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
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Frequently asked questions

What are December temperatures in Tautu?

In Tautu, in December, the average high-temperature is 27°C (80.6°F), and the average low-temperature is 26.2°C (79.2°F). In December, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 30°C (86°F).

What is the average humidity in December in Tautu?

The average relative humidity in December in Tautu is 78%.

How much does it rain in Tautu in December?

In Tautu, in December, during 19 rainfall days, 148mm (5.83") of precipitation is typically accumulated.

When are the longest days in Tautu?

With an average of 13h and 12min of daylight, December has the longest days of the year in Tautu.

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

The average day length in December in Tautu, Cook Islands, is 13h and 15min.

When are sunrise and sunset in December in Tautu?

On the first day of December in Tautu, sunrise is at 05:52 and sunset at 19:04. On the last day of the month, sunrise is at 06:05 and sunset at 19:19 -10.

How many hours of sunshine does Tautu have in December?

In December, the average sunshine duration is 8.5h.

What is the month with the highest UV index in Tautu?

The months with the highest UV index in Tautu, Cook Islands, are January through May, October through December, with an average maximum UV index of 7.

What is the UV index intensity in December in Tautu?

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

Average temperature in December
Tautu, Cook Islands

Average temperature in December - Tautu, Cook Islands
  • Average high temperature in December: 27°C

The warmest month (with the highest average high temperature) is March (27.9°C).
The month with the lowest average high temperature is August (24.8°C).

  • Average low temperature in December: 26.2°C

The month with the highest average low temperature is March (27.3°C).
The coldest month (with the lowest average low temperature) is August (23.8°C).

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Average pressure in December
Tautu, Cook Islands

Average pressure in December - Tautu, Cook Islands
  • Average pressure in December: 1010.4mbar

The month with the highest atmospheric pressure is September (1015.6mbar).
The month with the lowest atmospheric pressure is January (1009.8mbar).

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Average wind speed in December
Tautu, Cook Islands

Average wind speed in December - Tautu, Cook Islands
  • Average wind speed in December: 21.6km/h

The windiest month (with the highest average wind speed) is July (26.2km/h).
The calmest month (with the lowest average wind speed) is March (19.3km/h).

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Average humidity in December
Tautu, Cook Islands

Average humidity in December - Tautu, Cook Islands
  • Average humidity in December: 78%

The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is June (76%).

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Average rainfall in December
Tautu, Cook Islands

Average rainfall in December - Tautu, Cook Islands
  • Average rainfall in December: 148mm

The wettest month (with the highest rainfall) is January (159mm).
The driest month (with the least rainfall) is June (27mm).

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Average rainfall days in December
Tautu, Cook Islands

Average rainfall days in December - Tautu, Cook Islands
  • Average rainfall days in December: 19 days

The month with the highest number of rainy days is March (25.1 days).
The month with the least rainy days is November (13.2 days).

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Average daylight in December /
Average sunshine in December
Tautu, Cook Islands

Average daylight in December / Average sunshine in December - Tautu, Cook Islands
  • Average daylight in December: 13h and 1min

The month with the longest days is December (Average daylight: 13h and 12min).
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 November (Average sunshine: 8h and 54min).
The months with the least sunshine are July and October (Average sunshine: 6h and 54min).

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Average sunshine days in December
Tautu, Cook Islands

Average sunshine days in December - Tautu, Cook Islands
  • Average sunshine days in December: 10.7 days

The month with the most sunshine days is November (14.7 days).
The month with the least sunshine days is March (4 days).

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Average UV index in December
Tautu, Cook Islands

Average UV index in December - Tautu, Cook Islands
  • Average UV index in December: 7

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

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Average cloud cover in December
Tautu, Cook Islands

Average cloud cover in December - Tautu, Cook Islands
  • Average cloud cover in December: 48

The months with the most cloud cover are August and October (Cloud cover 51).
The month with the least cloud cover is March (Cloud cover 44).

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Average visibility in December
Tautu, Cook Islands

Average visibility in December - Tautu, Cook Islands
  • 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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Tautu, Cook Islands

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