Noumea, Province Sud, New Caledonia Climate Change Severity

33
Moderate
The current climate change severity in Noumea is Moderate, with a -27.2% improvement in the climate score compared to last 15 years. This suggests improved conditions, with more favorable environmental indicators and a reduction in negative impacts.
Data: Jan. to Jul. (Historical Vs 2025) - Weather Data Only
Low
020
Moderate
40
High
60
Very High
80
Extreme
100
°C

Noumea Weather Condition Changes (Historic Vs 2025)

2025
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
Historic
2025

Over the past 15 year(s), Noumea temperature has changed by around +2.1%, and has experienced notable climate changes.

Sunny
Cloudy
Rainy
Snowy
Misty
Data: Jan. to Jul. (Historical Vs 2025)

Comparison of Weather Condition (Historic Vs 2025)

HistoricDays

Year 2025Days

Change

sunnySunny
1212
0%
cloudyCloudy
3322
-33.3%
rainyRainy
149122
-18.1%
snowySnowy
00
0%
mistyMisty
00
0%

Disclaimer: Other weather conditions not shown may affect the total day count.

Climate Change Indicators:

Over the past 15 years, Noumea has experienced measurable improvements in key climate parameters, contributing to the current severity score of 33 (within the Moderate severity category). This suggests improving climate conditions compared to previous years. Here’s a breakdown of the specific changes observed:

Severity Score

33/100

Moderate

Low
020
Moderate
40
High
60
Very High
80
Extreme
100

From 2010 to 2025, Noumea experienced significant changes:

Temperature change of

+0.4 °C

Variation in annual rainfall

-4.3 %

Change in average humidity

-3.02 %

PM2.5 levels surged by

-7.2 %

Heatwave changed by

+6.8 day(s)

Coldwave changed by

-1.8 day(s)

Wind speeds changed by

+0.2 km/h

These indicators show reduced climate volatility, offering a valuable window to reinforce sustainable practices and strengthen long-term climate resilience. As the severity shifts toward Moderate, it is important to maintain momentum in climate adaptation efforts.

Check how we calculate Climate Change Severity
Based on data from Jan. to Jul.

Noumea Weather Forecast 30 Days (August - September 2025)
Noumea, Province Sud, New Caledonia

Condition
Temperature IconTemperature
Humidity Iconhumi.
Wind IconWind Speed
Wed. 6, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/19°
Humidity Icon68%
Wind Icon20km/h
Thu. 7, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/18°
Humidity Icon69%
Wind Icon13km/h
Fri. 8, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/18°
Humidity Icon78%
Wind Icon25km/h
Sat. 9, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/19°
Humidity Icon78%
Wind Icon24km/h
Sun. 10, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon25°/19°
Humidity Icon76%
Wind Icon21km/h
Mon. 11, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/20°
Humidity Icon79%
Wind Icon28km/h
Tue. 12, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/20°
Humidity Icon75%
Wind Icon31km/h
Wed. 13, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/20°
Humidity Icon69%
Wind Icon18km/h
Thu. 14, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon22°/18°
Humidity Icon74%
Wind Icon12km/h
Fri. 15, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon21°/18°
Humidity Icon73%
Wind Icon11km/h
Sat. 16, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon21°/18°
Humidity Icon68%
Wind Icon15km/h
Sun. 17, Aug.
partly cloudyPartly Cloudy
Temperature Icon21°/16°
Humidity Icon63%
Wind Icon13km/h
Mon. 18, Aug.
sunnySunny
Temperature Icon22°/17°
Humidity Icon65%
Wind Icon14km/h
Tue. 19, Aug.
patchy rain possiblePatchy rain nearby
Temperature Icon23°/19°
Humidity Icon73%
Wind Icon10km/h
Wed. 20, Aug.
moderate rainModerate rain
Temperature Icon21°/19°
Humidity Icon90%
Wind Icon16km/h
Thu. 21, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/17°
Humidity Icon76%
Wind Icon18km/h
Fri. 22, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/17°
Humidity Icon75%
Wind Icon18km/h
Sat. 23, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/17°
Humidity Icon78%
Wind Icon21km/h
Sun. 24, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/18°
Humidity Icon77%
Wind Icon20km/h
Mon. 25, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/18°
Humidity Icon77%
Wind Icon19km/h
Tue. 26, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/18°
Humidity Icon78%
Wind Icon20km/h
Wed. 27, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/19°
Humidity Icon82%
Wind Icon20km/h
Thu. 28, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/19°
Humidity Icon83%
Wind Icon18km/h
Fri. 29, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/18°
Humidity Icon83%
Wind Icon18km/h
Sat. 30, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/18°
Humidity Icon79%
Wind Icon18km/h
Sun. 31, Aug.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/17°
Humidity Icon77%
Wind Icon19km/h
Mon. 1, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/17°
Humidity Icon78%
Wind Icon18km/h
Tue. 2, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/18°
Humidity Icon78%
Wind Icon18km/h
Wed. 3, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon22°/17°
Humidity Icon75%
Wind Icon21km/h
Thu. 4, Sep.
moderate rain at timesModerate rain at times
Temperature Icon22°/17°
Humidity Icon74%
Wind Icon23km/h
Fri. 5, Sep.
moderate or heavy rain showerModerate or heavy rain shower
Temperature Icon21°/18°
Humidity Icon77%
Wind Icon23km/h

Highest & Lowest Weather Forecasts

TemperatureTemperature

High will be onSun. 10, Aug.

24.7°C

Low will be onSun. 17, Aug.

16.3°C

HumidityHumidity

High will be onWed. 20, Aug.

90%

Low will be onSun. 17, Aug.

63%

Wind SpeedWind Speed

High will be onTue. 12, Aug.

31km/h

Low will be onTue. 19, Aug.

9.7km/h

PrecipitationPrecipitation

High will be onThu. 28, Aug.

10.6mm

Low will be onThu. 7, Aug.

0.1mm

Ultraviolet IndexUV

High will be onMon. 11, Aug.

6

Low will be onWed. 6, Aug.

0.9

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