Monthly weather forecast and climate
Koumac, New Caledonia

Weather in January

January, the same as December, is another warm summer month in Koumac, New Caledonia, with average temperature fluctuating between 24.4°C (75.9°F) and 27.8°C (82°F). In Koumac, the average high-temperature is practically the same as in December - a still moderately hot 27.8°C (82°F). Weather in January »

Weather in February

The last month of the summer, February, is another warm month in Koumac, New Caledonia, with average temperature varying between 24.8°C (76.6°F) and 28.3°C (82.9°F). The warmest month is February, with an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 24.8°C (76.6°F). In February, the average heat index is evaluated at a hot 32.5°C (90.5°F). Weather in February »

Weather in March

March, the first month of the autumn, in Koumac, is also a moderately hot month, with temperature in the range of an average high of 28°C (82.4°F) and an average low of 24.4°C (75.9°F). In Koumac, the average high-temperature is relatively the same as in February - a still warm 28°C (82.4°F). Weather in March »

Weather in April

April, the same as March, is another warm autumn month in Koumac, New Caledonia, with average temperature ranging between min 23.2°C (73.8°F) and max 26.7°C (80.1°F). In Koumac, the average high-temperature is almost the same as in March - a still warm 26.7°C (80.1°F). Weather in April »

Weather in May

May, the last month of the autumn, in Koumac, is another warm month, with average temperature ranging between min 21.6°C (70.9°F) and max 25.1°C (77.2°F). In May, the average high-temperature is practically the same as in April - a still moderately hot 25.1°C (77.2°F). Weather in May »

Weather in June

The first month of the winter, June, is also a moderately hot month in Koumac, New Caledonia, with temperature in the range of an average high of 23.6°C (74.5°F) and an average low of 20.4°C (68.7°F). In June, the average high-temperature is practically the same as in May - a still warm 23.6°C (74.5°F). Weather in June »

Weather in July

July, the same as June, in Koumac, New Caledonia, is an agreeable winter month, with average temperature varying between 22.8°C (73°F) and 19.3°C (66.7°F). The coldest months are July and August, with an average high-temperature of 22.8°C (73°F). Weather in July »

Weather in August

The last month of the winter, August, is another pleasant month in Koumac, New Caledonia, with average temperature fluctuating between 22.8°C (73°F) and 18.9°C (66°F). July and August, with an average high-temperature of 22.8°C (73°F), are the coldest months. Weather in August »

Weather in September

September, the first month of the spring, in Koumac, is a moderately hot month, with average temperature fluctuating between 19.5°C (67.1°F) and 23.6°C (74.5°F). In Koumac, New Caledonia, the average high-temperature is relatively the same as in August - a warm 23.6°C (74.5°F). Weather in September »

Weather in October

October, like September, in Koumac, New Caledonia, is another warm spring month, with average temperature varying between 21.3°C (70.3°F) and 25°C (77°F). In Koumac, the average high-temperature in October is relatively the same as in September - a still moderately hot 25°C (77°F). Weather in October »

Weather in November

November, the last month of the spring, in Koumac, is another warm month, with average temperature ranging between min 22.1°C (71.8°F) and max 26.1°C (79°F). In Koumac, the average high-temperature is essentially the same as in October - a still moderately hot 26.1°C (79°F). Weather in November »

Weather in December

The first month of the summer, December, is also a moderately hot month in Koumac, New Caledonia, with average temperature ranging between min 23.7°C (74.7°F) and max 27.3°C (81.1°F). In Koumac, the average high-temperature in December is relatively the same as in November - a still moderately hot 27.3°C (81.1°F). Weather in December »
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FAQ

How much does it rain in Koumac?

In Koumac, during the entire year, the rain falls for 190.5 days and collects up to 733mm (28.86") of precipitation.

What are the months with the highest UV index in Koumac?

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

What is the warmest month in Koumac?

The warmest month in Koumac is February, with an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 24.8°C (76.6°F).

What is the rainiest month in Koumac?

February is the month with the most rainfall. Rain falls for 21.8 days and accumulates 146mm (5.75") of precipitation.

What is the most humid month in Koumac?

March is the most humid month in Koumac, with an average relative humidity of 79%.

What are the months with the lowest UV index in Koumac?

Months with the lowest UV index in Koumac, New Caledonia, are April through December, with an average maximum UV index of 6.

What is the month with the shortest days in Koumac?

With an average of 10.9h of daylight, June has the shortest days of the year.

What are the coldest months in Koumac?

The coldest months are July and August, with an average high-temperature of 22.8°C (73°F).

What is the month with the least sunshine in Koumac?

The month with the least sunshine in Koumac is August, with an average of 6.1h of sunshine.

What is the least humid month in Koumac?

Months with the lowest humidity in Koumac are September through November, with an average relative humidity of 74%.

What is the driest month in Koumac?

September is the month with the least rainfall. Rain falls for 8.2 days and accumulates 15mm (0.59") of precipitation.

What month has the most sunshine in Koumac?

The month with the most sunshine is October, with an average of 10.1h of sunshine.

When are the longest days in Koumac?

December has the longest days of the year in Koumac, with an average of 13.4h of daylight.

Average temperature
Koumac, New Caledonia

Average temperature - Koumac, New Caledonia

The warmest month (with the highest average high temperature) is February (28.3°C).
Months with the lowest average high temperature are July and August (22.8°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
Koumac, New Caledonia

Average pressure - Koumac, New Caledonia

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
Koumac, New Caledonia

Average wind speed - Koumac, New Caledonia

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
Koumac, New Caledonia

Average humidity - Koumac, New Caledonia

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

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Average rainfall
Koumac, New Caledonia

Average rainfall - Koumac, New Caledonia

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
Koumac, New Caledonia

Average rainfall days - Koumac, New Caledonia

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

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Average daylight / Average sunshine
Koumac, New Caledonia

Average daylight / Average sunshine - Koumac, New Caledonia

The month with the longest days is December (Average daylight: 13.4h).
The month with the shortest days is June (Average daylight: 10.9h).

The month with the most sunshine is October (Average sunshine: 10.1h).
The month with the least sunshine is August (Average sunshine: 6.1h).

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Average sunshine days
Koumac, New Caledonia

Average sunshine days - Koumac, New Caledonia

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
Koumac, New Caledonia

Average UV index - Koumac, New Caledonia

Months with the highest UV index are January, February and March (UV index 7).
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 visibility
Koumac, New Caledonia

Average visibility - Koumac, New Caledonia

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

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