Weather forecast for 10 days
Koumac, New Caledonia

Weather forecast for the weekend

Saturday, 10. May

Mostly Sunny
06:21

17:36
+11
Mostly Sunny
30°C / 21°C
  • Wind: 27km/h SSE
  • Humidity: 74%
  • Precip. probability: 24%
  • Precipitation: 0mm
  • UV index: 7
On Saturday, in Koumac, open skies and radiant sunshine are also expected.
Rainfall is not forecasted for tomorrow. The highest predicted temperature is a tropical 30°C, while the lowest temperature will be a delightful 21°C.
The maximum heat index, which represents the influence of relative humidity on air temperature, is estimated at a very hot 36°C. Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Tomorrow, the anticipated peak temperature is set to be relatively higher than the typical May temperature of 25.1°C.
Sunrise will be at 06:21 and sunset at 17:36; tomorrow's daylight will last for 11h and 15min.

Sunday, 11. May

Partly Cloudy
06:22

17:36
+11
Partly Cloudy
30°C / 21°C
  • Wind: 25km/h SSE
  • Humidity: 72%
  • Precip. probability: 24%
  • Precipitation: 0mm
  • UV index: 7
On Sunday, 11th of May, some passing clouds may drift through, but the sun will shine at times.
Rainfall is not predicted. A temperature range of a hot 30°C to an agreeable 21°C is anticipated.
On Sunday, the maximum temperature is expected to be relatively higher than the common May peak of 25.1°C.
Sunrise will be at 06:22 and sunset at 17:36; the daylight will last for 11h and 14min.

Frequently asked questions

What is the weather forecast for Koumac for tomorrow?
Tomorrow, mostly sunny skies are expected.
Will it rain tomorrow in Koumac?
No, it will not rain tomorrow.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 30°C, while the lowest temperature will be 21°C. The maximum heat index, which combines relative humidity and air temperature, is appraised at 36°C.
Tomorrow, the highest temperature will be a few degrees higher than the average maximum temperature in May. The lowest temperature will be in line with the average low of 21.6°C.
What time are sunrise and sunset tomorrow?
On Saturday, in Koumac, sunrise will be at 06:21 and sunset at 17:36 (+11).
How long will the day be tomorrow?
Tomorrow, the daylight will last for 11h and 15min.
What is the weather forecast for Koumac for Sunday?
On Sunday, in Koumac, partly cloudy skies will persist, making for a mix of sun and clouds.
Will it rain on Sunday in Koumac?
No, it will not rain on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature will be 30°C, while the minimum temperature will be 21°C.
What is the weather forecast for Koumac for the next ten days?
In Koumac, a combination of showery, mostly clear and gloomy weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rainfall is expected on Wednesday through next Sunday in Koumac. The days with the most rainfall will be next Friday and Sunday, with minimal precipitation of 3mm.
How hot will it be in the next ten days?
The maximum temperature will vary between 28°C and 30°C, while the minimum temperature will be between 21°C and 22°C.
Combining with the humidity, the maximum feel-like temperature will range between 32°C and 36°C.
What will be the hottest and the coldest days?
The hottest days will be Saturday and Sunday, with a maximum of 30°C. Today is the coldest day, with a maximum temperature of 28°C.

Long-term weather forecast

Fri09.May
  • 28°C
  • 22°C
Showers
Showers
  • Wind: 22km/h SSE
  • Humidity: 78%
  • UV index: 5
  • Precip. probability: 38%
  • Precipitation: 0mm
  • 06:21 17:37 +11
Sat10.May
  • 30°C
  • 21°C
Mostly Sunny
Mostly Sunny
  • Wind: 27km/h SSE
  • Humidity: 74%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 06:21 17:36 +11
Sun11.May
  • 30°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Wind: 25km/h SSE
  • Humidity: 72%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 06:22 17:36 +11
Mon12.May
  • 29°C
  • 21°C
Partly Cloudy
Partly Cloudy
  • Wind: 19km/h SSE
  • Humidity: 71%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 06:22 17:36 +11
Tue13.May
  • 29°C
  • 21°C
Mostly Sunny
Mostly Sunny
  • Wind: 13km/h SSE
  • Humidity: 71%
  • UV index: 7
  • Precip. probability: 24%
  • Precipitation: 0mm
  • 06:22 17:35 +11
Wed14.May
  • 29°C
  • 21°C
PM Showers
PM Showers
  • Wind: 14km/h SE
  • Humidity: 71%
  • UV index: 7
  • Precip. probability: 34%
  • Precipitation: 1mm
  • 06:23 17:35 +11
Thu15.May
  • 29°C
  • 22°C
PM Showers
PM Showers
  • Wind: 14km/h ESE
  • Humidity: 70%
  • UV index: 7
  • Precip. probability: 44%
  • Precipitation: 2mm
  • 06:23 17:34 +11
Fri16.May
  • 29°C
  • 22°C
Showers
Showers
  • Wind: 15km/h ESE
  • Humidity: 72%
  • UV index: 6
  • Precip. probability: 48%
  • Precipitation: 3mm
  • 06:24 17:34 +11
Sat17.May
  • 29°C
  • 22°C
Few Showers
Few Showers
  • Wind: 18km/h ESE
  • Humidity: 75%
  • UV index: 6
  • Precip. probability: 33%
  • Precipitation: 2mm
  • 06:24 17:34 +11
Sun18.May
  • 29°C
  • 21°C
Showers
Showers
  • Wind: 18km/h S
  • Humidity: 76%
  • UV index: 6
  • Precip. probability: 48%
  • Precipitation: 3mm
  • 06:24 17:33 +11
Looking ahead, conditions suggest a period of wet, sun-filled and gloomy weather is predicted.
Rainfall is predicted for Wednesday through next Sunday. With minimal precipitation of 3mm, next Friday and Sunday will be the wettest days.
The maximum temperature will be almost identical across the forecast window. The maximum temperature will vary between 28°C and 30°C, while changes in the overnight low will be also barely noticeable, as the lowest temperatures will remain in the range of 21°C to 22°C.
With a maximum temperature of 30°C, Saturday and Sunday will be the hottest days in Koumac; today is the coldest day, with a maximum temperature of 28°C.
Taking the humidity into consideration, the maximum feel-like temperature may increase considerably and range between a tropical 32°C and a sizzling 36°C.
Updated: May 9, 2025 @ 03:59:04 UTC
Published by: Weather Atlas | About Us
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