December weather forecast
Kolonga, Tonga

Weather in December

The first month of the summer, December, is still a warm month in Kolonga, Tonga, with temperature in the range of an average high of 25.6°C (78.1°F) and an average low of 24.9°C (76.8°F).

Temperature

In December, the average high-temperature is practically the same as in November - a still moderately hot 25.6°C (78.1°F). The average low-temperature, in December, is 24.9°C (76.8°F).

Humidity

The average relative humidity in December in Kolonga, Tonga, is 78%.

Rainfall

In Kolonga, during 16.5 rainfall days, 75mm (2.95") of precipitation is typically accumulated. In Kolonga, during the entire year, the rain falls for 193.9 days and collects up to 991mm (39.02") of precipitation.

Daylight

December has the longest days of the year, with an average of 13h and 24min of daylight.
On the first day of December, sunrise is at 05:49 and sunset at 19:09. On the last day of the month, sunrise is at 06:01 and sunset at 19:25 +13.

Sunshine

In December, the average sunshine in Kolonga is 8.6h.

UV index

The months with the lowest UV index are April through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in December transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in December in Kolonga?

In December, the average high-temperature is 25.6°C (78.1°F), and the average low-temperature is 24.9°C (76.8°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in March is evaluated at 30°C (86°F).

What is the average humidity in December in Kolonga?

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

How much does it rain in Kolonga in December?

In Kolonga, in December, during 16.5 rainfall days, 75mm (2.95") of precipitation is typically accumulated.

When are the longest days in Kolonga?

With an average of 13h and 24min of daylight, December has the longest days of the year in Kolonga, Tonga.

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

In Kolonga, Tonga, the average day length in December is 13h and 24min.

When is the sunrise / sunset in December in Kolonga?

On the first day of December, sunrise is at 05:49 and sunset at 19:09. On the last day of the month, sunrise is at 06:01 and sunset at 19:25 +13.

How many hours of sunshine does Kolonga have in December?

The average sunshine duration in December is 8.6h.

When is the lowest UV index in Kolonga?

April through December, with an average maximum UV index of 6, are months with the lowest UV index.

How high is the UV index in December in Kolonga?

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

Average temperature in December
Kolonga, Tonga

Average temperature in December - Kolonga, Tonga
  • Average high temperature in December: 25.6°C

The warmest month (with the highest average high temperature) is February (27.5°C).
The month with the lowest average high temperature is September (22.9°C).

  • Average low temperature in December: 24.9°C

The month with the highest average low temperature is February (26.7°C).
The coldest month (with the lowest average low temperature) is August (21.6°C).

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Average pressure in December
Kolonga, Tonga

Average pressure in December - Kolonga, Tonga
  • Average pressure in December: 1011mbar

The months with the highest atmospheric pressure are August and September (1016.2mbar).
The months with the lowest atmospheric pressure are January and February (1008.6mbar).

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Average wind speed in December
Kolonga, Tonga

Average wind speed in December - Kolonga, Tonga
  • Average wind speed in December: 24.9km/h

The windiest month (with the highest average wind speed) is July (25.6km/h).
The calmest month (with the lowest average wind speed) is January (23.3km/h).

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Average humidity in December
Kolonga, Tonga

Average humidity in December - Kolonga, Tonga
  • Average humidity in December: 78%

The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (75%).

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Average rainfall in December
Kolonga, Tonga

Average rainfall in December - Kolonga, Tonga
  • Average rainfall in December: 75mm

The wettest month (with the highest rainfall) is February (163mm).
The driest month (with the least rainfall) is October (36mm).

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Average rainfall days in December
Kolonga, Tonga

Average rainfall days in December - Kolonga, Tonga
  • Average rainfall days in December: 16.5 days

The month with the highest number of rainy days is February (22.7 days).
The month with the least rainy days is October (12.9 days).

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Average daylight in December /
Average sunshine in December
Kolonga, Tonga

Average daylight in December / Average sunshine in December - Kolonga, Tonga
  • Average daylight in December: 13h and 24min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 52min).

  • Average sunshine in December: 8h and 36min

The month with the most sunshine is November (Average sunshine: 8h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 48min).

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Average sunshine days in December
Kolonga, Tonga

Average sunshine days in December - Kolonga, Tonga
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is February (3.8 days).

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Average UV index in December
Kolonga, Tonga

Average UV index in December - Kolonga, Tonga
  • Average UV index in December: 6

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

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Average cloud cover in December
Kolonga, Tonga

Average cloud cover in December - Kolonga, Tonga
  • Average cloud cover in December: 49

The month with the most cloud cover is August (Cloud cover 51).
The month with the least cloud cover is May (Cloud cover 46).

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Average visibility in December
Kolonga, Tonga

Average visibility in December - Kolonga, Tonga
  • 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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