Climate averages 1991–2020
Nouméa weather
in August.
A mild, moderately wet month: one of the coolest and the 5th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
August is a mild month in Nouméa: daytime highs average 21.6°C and nights cool to about 17.0°C. By daytime temperature it is one of the coolest months of the year.
Expect about 66 mm of rain on roughly 8 days, which makes August a moderately wet month (the 5th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 21 min on an average August day.
The nearest other city in this atlas is Port-Vila (541 km away). In August its highs average 24.3°C, 2.7°C warmer than Nouméa, with 57 mm of rain.
From August to September, average highs rise by 1.4°C to 23.0°C, and monthly rainfall falls from 66 mm to 48 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Nouméa climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 27.7°C22.8°C | 22.8°C | 139 | 15.1 | 13.313 h |
| February | 28.1°C23.4°C | 23.4°C | 143 | 16.5 | 12.813 h |
| March | 27.1°C23.0°C | 23.0°C | 188 | 18.9 | 12.212 h |
| April | 25.6°C21.7°C | 21.7°C | 123 | 15.3 | 11.612 h |
| May | 23.9°C19.9°C | 19.9°C | 99 | 11.4 | 11.111 h |
| June | 22.5°C18.6°C | 18.6°C | 78 | 9.6 | 10.811 h |
| July | 21.6°C17.4°C | 17.4°C | 64 | 8.2 | 10.911 h |
| August, selected | 21.6°C17.0°C | 17.0°C | 66 | 8.0 | 11.311 h |
| September | 23.0°C17.5°C | 17.5°C | 48 | 6.8 | 11.912 h |
| October | 24.5°C19.0°C | 19.0°C | 38 | 7.4 | 12.613 h |
| November | 26.0°C20.3°C | 20.3°C | 65 | 8.5 | 13.213 h |
| December | 27.3°C21.8°C | 21.8°C | 88 | 12.0 | 13.513 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Nouméa) is explained once on the Nouméa year overview and on the Sources, method and limits page.