Climate Change Chart of Noumea, New Caledonia
Comprehensive Climate Change Chart of Noumea, New Caledonia: Monthly Averages and Impact Trends
For Noumea, New Caledonia, the climate data compare 1940–1950 with 2013–2023.
Averaged across calendar months, monthly mean temperature was higher by +1.23 °C in the more recent period; this unweighted comparison describes monthly means, not a continuous trend or daytime maximum temperatures. The largest monthly increase was in May, with a difference of +1.72 °C in monthly mean temperature.
Overview of climate changes
Temperature changes
Averaged across calendar months, monthly mean temperature was higher by +1.23 °C in the more recent period; this unweighted comparison describes monthly means, not a continuous trend or daytime maximum temperatures. The largest monthly increase was in May, with a difference of +1.72 °C in monthly mean temperature. That marks the strongest increase among the supplied monthly comparisons, but does not establish how every day in that month felt.
Changes in rainfall
Mean daily rainfall, averaged across calendar months, was lower by -0.22 mm/day; this is a comparison of monthly means, not monthly rainfall totals or the number of rainy days. The largest monthly decrease was in March, with a difference of -3.22 mm/day in mean daily rainfall, while April had the largest increase, at +1.93 mm/day. These contrasting monthly changes show why the overall mean does not describe every month’s rainfall pattern.
Changes in sunshine duration
Mean daily sunshine duration, averaged across calendar months, decreased by -0.21 hours/day. The largest monthly decrease was in May, at -0.86 hours/day, whereas March recorded the largest increase, at +0.24 hours/day; these are differences in daily averages, not a description of sunshine on every day.
Climate Change Data Overview for Noumea, New Caledonia
Explore the comprehensive climate change data for Noumea, New Caledonia. This detailed table provides valuable insights into temperature variations, precipitation levels, and seasonal changes influenced by climate change, helping you understand the unique weather patterns of this region.
Temperature °C
| Month | ⌀ 1940 - 1950 | ⌀ 2013 - 2023 | +/- |
|---|---|---|---|
| Jan | 24.59 | 25.33 | 0.74 |
| Feb | 24.81 | 25.96 | 1.15 |
| Mar | 24.55 | 25.54 | 0.98 |
| Apr | 23.07 | 24.41 | 1.35 |
| May | 21.16 | 22.87 | 1.72 |
| Jun | 19.95 | 21.59 | 1.64 |
| Jul | 19.07 | 20.74 | 1.67 |
| Aug | 19.13 | 20.38 | 1.25 |
| Sep | 19.67 | 20.88 | 1.21 |
| Oct | 21.10 | 22.15 | 1.06 |
| Nov | 22.26 | 23.38 | 1.13 |
| Dec | 23.82 | 24.71 | 0.89 |
| ⌀ Month | 21.93 | 23.16 | 1.23 |
Sunshine (h) / day
| Month | ⌀ 1940 - 1950 | ⌀ 2013 - 2023 | +/- |
|---|---|---|---|
| Jan | 10.49 | 10.47 | -0.01 |
| Feb | 10.29 | 10.29 | 0.01 |
| Mar | 9.67 | 9.91 | 0.24 |
| Apr | 8.88 | 9.01 | 0.13 |
| May | 9.28 | 8.43 | -0.86 |
| Jun | 8.35 | 8.52 | 0.17 |
| Jul | 9.07 | 8.53 | -0.55 |
| Aug | 9.13 | 8.84 | -0.29 |
| Sep | 9.82 | 9.93 | 0.11 |
| Oct | 11.07 | 10.55 | -0.53 |
| Nov | 11.80 | 11.20 | -0.60 |
| Dec | 11.24 | 10.84 | -0.41 |
| ⌀ Month | 9.92 | 9.71 | -0.21 |
Rain (mm) / day
| Month | ⌀ 1940 - 1950 | ⌀ 2013 - 2023 | +/- |
|---|---|---|---|
| Jan | 8.12 | 7.54 | -0.58 |
| Feb | 8.39 | 8.45 | 0.06 |
| Mar | 9.25 | 6.03 | -3.22 |
| Apr | 6.01 | 7.94 | 1.93 |
| May | 3.19 | 3.14 | -0.05 |
| Jun | 3.55 | 3.05 | -0.50 |
| Jul | 2.05 | 2.55 | 0.51 |
| Aug | 2.71 | 3.11 | 0.40 |
| Sep | 3.36 | 1.94 | -1.42 |
| Oct | 3.30 | 2.92 | -0.38 |
| Nov | 3.49 | 3.03 | -0.46 |
| Dec | 4.42 | 5.52 | 1.09 |
| ⌀ Month | 4.82 | 4.60 | -0.22 |
Snow (mm) / day
| Month | ⌀ 1940 - 1950 | ⌀ 2013 - 2023 | +/- |
|---|---|---|---|
| Jan | 0.00 | 0.00 | 0.00 |
| Feb | 0.00 | 0.00 | 0.00 |
| Mar | 0.00 | 0.00 | 0.00 |
| Apr | 0.00 | 0.00 | 0.00 |
| May | 0.00 | 0.00 | 0.00 |
| Jun | 0.00 | 0.00 | 0.00 |
| Jul | 0.00 | 0.00 | 0.00 |
| Aug | 0.00 | 0.00 | 0.00 |
| Sep | 0.00 | 0.00 | 0.00 |
| Oct | 0.00 | 0.00 | 0.00 |
| Nov | 0.00 | 0.00 | 0.00 |
| Dec | 0.00 | 0.00 | 0.00 |
| ⌀ Month | 0.00 | 0.00 | 0.00 |
