December weather forecast
Nikumanu, Kiribati

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Weather in December

As the year comes full circle, December in Nikumanu sees an increase in rainfall from the previous months, registering a total of 106mm (4.17"). The cloud percentage rises to 43%, suggesting the possible arrival of overcast skies. However, the temperate weather condition remains, ensuring a warm end to the year. Extended daylight hours allow for a longer timeframe to engage in various outdoor activities. Even with the return of humidity and an uptick in wind speeds, December maintains its appeal as a pleasant conclusion to the year's weather.

Temperature

The advent of December reveals an average high-temperature of a still moderately hot 28.5°C (83.3°F), showing minimal difference from the prior month. December's average low temperature in Nikumanu is a still warm 27.5°C (81.5°F), displaying a subtle drop from its daily peak.

Heat index

December's mean heat index is calculated to be a tropical 33°C (91.4°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

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

Rainfall

In December, the rain falls for 14.5 days. Throughout December, 106mm (4.17") of precipitation is accumulated. In Nikumanu, during the entire year, the rain falls for 190.3 days and collects up to 938mm (36.93") of precipitation.

Daylight

The month with the longest days is December, with an average of 12h and 12min of daylight.
On the first day of December, sunrise is at 05:57 and sunset at 18:09. On the last day of the month, sunrise is at 06:11 and sunset at 18:23 +12.

Sunshine

The average sunshine in December in Nikumanu is 7.7h.

UV index

The months with the highest UV index 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 in Nikumanu, Kiribati. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 7 in December leads to these recommendations:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot is December in Nikumanu?

The high-temperature, in December, in Nikumanu, records 28.5°C (83.3°F), while the low-temperature is 27.5°C (81.5°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in December is calculated to be 33°C (91.4°F).

What is the average humidity in December in Nikumanu?

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

How many days does it rain in December in Nikumanu?

In Nikumanu, Kiribati, in December, during 14.5 rainfall days, 106mm (4.17") of precipitation is typically accumulated.

When are the longest days in Nikumanu?

The month with the longest days is December, with an average of 12h and 12min of daylight.

How many hours of daylight does Nikumanu have in December?

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

What time are sunrise and sunset in December in Nikumanu?

On the first day of December in Nikumanu, sunrise is at 05:57 and sunset at 18:09. On the last day of the month, sunrise is at 06:11 and sunset at 18:23 +12.

How long on average sun shines in December in Nikumanu?

The average sunshine duration in December is 7.7h.

When is the highest UV index in Nikumanu?

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

When is the lowest UV index in Nikumanu?

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

How high is the UV index in December in Nikumanu?

In Nikumanu, Kiribati, the average daily maximum UV index in December is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Average temperature in December
Nikumanu, Kiribati

Average temperature in December - Nikumanu, Kiribati
  • Average high temperature in December: 28.5°C

The warmest month (with the highest average high temperature) is May (28.9°C).
The month with the lowest average high temperature is February (28.2°C).

  • Average low temperature in December: 27.5°C

The month with the highest average low temperature is May (27.8°C).
The coldest month (with the lowest average low temperature) is March (27.1°C).

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Average pressure in December
Nikumanu, Kiribati

Average pressure in December - Nikumanu, Kiribati
  • Average pressure in December: 1007.5mbar

The month with the highest atmospheric pressure is September (1009.5mbar).
The months with the lowest atmospheric pressure are January and December (1007.5mbar).

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Average wind speed in December
Nikumanu, Kiribati

Average wind speed in December - Nikumanu, Kiribati
  • Average wind speed in December: 18.9km/h

The windiest month (with the highest average wind speed) is February (21.7km/h).
The calmest month (with the lowest average wind speed) is October (16.7km/h).

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Average humidity in December
Nikumanu, Kiribati

Average humidity in December - Nikumanu, Kiribati
  • Average humidity in December: 76%

The months with the highest relative humidity are February, March and April (78%).
The months with the lowest relative humidity are August, September, October and November (74%).

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Average rainfall in December
Nikumanu, Kiribati

Average rainfall in December - Nikumanu, Kiribati
  • Average rainfall in December: 106mm

The wettest month (with the highest rainfall) is March (128mm).
The driest month (with the least rainfall) is November (30mm).

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Average rainfall days in December
Nikumanu, Kiribati

Average rainfall days in December - Nikumanu, Kiribati
  • Average rainfall days in December: 14.5 days

The months with the highest number of rainy days are April and May (19.1 days).
The month with the least rainy days is November (10.2 days).

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Average daylight in December /
Average sunshine in December
Nikumanu, Kiribati

Average daylight in December / Average sunshine in December - Nikumanu, Kiribati
  • Average daylight in December: 12h and 1min

The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).

  • Average sunshine in December: 7h and 4min

The month with the most sunshine is November (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 7h and 30min).

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Average sunshine days in December
Nikumanu, Kiribati

Average sunshine days in December - Nikumanu, Kiribati
  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is April (8.3 days).

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Average UV index in December
Nikumanu, Kiribati

Average UV index in December - Nikumanu, Kiribati
  • 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
Nikumanu, Kiribati

Average cloud cover in December - Nikumanu, Kiribati
  • Average cloud cover in December: 43

The months with the most cloud cover are February, March and April (Cloud cover 44).
The months with the least cloud cover are September, October and November (Cloud cover 36).

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Average visibility in December
Nikumanu, Kiribati

Average visibility in December - Nikumanu, Kiribati
  • 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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Nikumanu, Kiribati

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