January weather forecast
Koumac, New Caledonia

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Weather in January

January in Koumac, New Caledonia, presents the ambient conditions of the tropical climate with increased humidity caused by the consistent rainfall in the earlier period of the year. The tropical weather is at its peak with the temperature ranging from 24.4°C (75.9°F) to 27.8°C (82°F) and a higher rate of rainfall reaching 103mm (4.06"). The town experiences a relative level of cloudiness leading to partial sunlight hours. The wind speed remains at a moderate speed, resulting in a rather pleasant weather situation. Although it is the beginning of the year, people get to feel the tropical warmth early on, with January not falling short of the preceding year's December.

Temperature

A minimal variation is noted in Koumac's average high-temperature at the onset of January, reaching a still warm 27.8°C (82°F) from December's 27.3°C (81.1°F). Koumac reports an average low-temperature of 24.4°C (75.9°F) during the subtly cooler January nights.

Heat index

Throughout January, the heat index is computed to be a hot 31°C (87.8°F). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

The average relative humidity in January in Koumac is 77%.

Rainfall

In Koumac, in January, during 23.3 rainfall days, 103mm (4.06") of precipitation is typically accumulated. In Koumac, New Caledonia, during the entire year, the rain falls for 190.5 days and collects up to 733mm (28.86") of precipitation.

Daylight

The average length of the day in January in Koumac is 13h and 13min.
On the first day of the month, sunrise is at 05:25 and sunset at 18:46. On the last day of January, in Koumac, sunrise is at 05:45 and sunset at 18:47 +11.

Sunshine

In Koumac, the average sunshine in January is 9.7h.

UV index

The months with the highest UV index in Koumac are January through March, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 7 during January translates into the following recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
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Frequently asked questions

What are the temperatures in Koumac in January?

The high-temperature in Koumac, New Caledonia, during January is 27.8°C (82°F) and the low-temperature is 24.4°C (75.9°F). In January, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 31°C (87.8°F).

What is the average humidity in January in Koumac?

The average relative humidity in January in Koumac is 77%.

How many days does it rain in January in Koumac?

In Koumac, New Caledonia, in January, during 23.3 rainfall days, 103mm (4.06") of precipitation is typically accumulated.

How many hours of daylight does Koumac have in January?

In Koumac, New Caledonia, the average day length in January is 13h and 13min.

When is the sunrise / sunset in January in Koumac?

In January, on the first day of the month, sunrise is at 05:25 and sunset at 18:46. On the last day of the month, in Koumac, sunrise is at 05:45 and sunset at 18:47 +11.

How long on average sun shines in January in Koumac?

In Koumac, the average sunshine duration in January is 9.7h.

When is the highest UV index in Koumac?

January through March, with an average maximum UV index of 7, are months with the highest UV index in Koumac, New Caledonia.

How high is the UV index in January in Koumac?

The average daily maximum UV index in January in Koumac, New Caledonia, is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.

Average temperature in January
Koumac, New Caledonia

Average temperature in January - Koumac, New Caledonia
  • Average high temperature in January: 27.8°C

The warmest month (with the highest average high temperature) is February (28.3°C).
The months with the lowest average high temperature are July and August (22.8°C).

  • Average low temperature in January: 24.4°C

The month with the highest average low temperature is February (24.8°C).
The coldest month (with the lowest average low temperature) is August (18.9°C).

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Average pressure in January
Koumac, New Caledonia

Average pressure in January - Koumac, New Caledonia
  • Average pressure in January: 1008.4mbar

The month with the highest atmospheric pressure is August (1016.4mbar).
The month with the lowest atmospheric pressure is February (1007.6mbar).

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Average wind speed in January
Koumac, New Caledonia

Average wind speed in January - Koumac, New Caledonia
  • Average wind speed in January: 13.7km/h

The windiest month (with the highest average wind speed) is June (15.4km/h).
The calmest month (with the lowest average wind speed) is December (13.3km/h).

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Average humidity in January
Koumac, New Caledonia

Average humidity in January - Koumac, New Caledonia
  • Average humidity in January: 77%

The month with the highest relative humidity is March (79%).
The months with the lowest relative humidity are September, October and November (74%).

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Average rainfall in January
Koumac, New Caledonia

Average rainfall in January - Koumac, New Caledonia
  • Average rainfall in January: 103mm

The wettest month (with the highest rainfall) is February (146mm).
The driest month (with the least rainfall) is September (15mm).

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Average rainfall days in January
Koumac, New Caledonia

Average rainfall days in January - Koumac, New Caledonia
  • Average rainfall days in January: 23.3 days

The month with the highest number of rainy days is March (24.8 days).
The months with the least rainy days are August and September (8.2 days).

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Average daylight in January /
Average sunshine in January
Koumac, New Caledonia

Average daylight in January / Average sunshine in January - Koumac, New Caledonia
  • Average daylight in January: 13h and 1min

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 54min).

  • Average sunshine in January: 9h and 4min

The month with the most sunshine is October (Average sunshine: 10h and 6min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

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Average sunshine days in January
Koumac, New Caledonia

Average sunshine days in January - Koumac, New Caledonia
  • Average sunshine days in January: 3.3 days

The month with the most sunshine days is July (19.7 days).
The month with the least sunshine days is March (2.5 days).

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Average UV index in January
Koumac, New Caledonia

Average UV index in January - Koumac, New Caledonia
  • Average UV index in January: 7

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 January
Koumac, New Caledonia

Average cloud cover in January - Koumac, New Caledonia
  • Average cloud cover in January: 41

The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is September (Cloud cover 28).

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Average visibility in January
Koumac, New Caledonia

Average visibility in January - Koumac, New Caledonia
  • Average visibility in January: 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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Koumac, New Caledonia

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