Average annual temperature is 13.3 °C
Absolute maximum temperature: 25.1 °C
Absolute minimum temperature: 0.1 °C
Number of sunny days: 135 days
Number of rainy days: 230 days
Look at detailed online map of Port Nelson
* Weather data for Port Nelson New Zealand is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 24.3 | 25.1 | 23.4 | 21.2 | 20.3 | 16.0 | 15.9 | 15.0 | 18.7 | 21.6 | 20.9 | 24.6 |
| Average daytime temperature (°C) | 21.4 | 21.3 | 19.9 | 17.7 | 15.8 | 13.6 | 13.1 | 12.2 | 15.3 | 17.1 | 18.2 | 20.9 |
| Average temperature (°C) | 17.8 | 17.6 | 15.8 | 14.2 | 12.8 | 9.9 | 9.3 | 8.0 | 11.6 | 12.6 | 13.9 | 16.8 |
| Average night temperature (°C) | 14.6 | 14.6 | 12.2 | 11.1 | 10.2 | 6.8 | 6.0 | 4.1 | 8.6 | 8.6 | 10.1 | 13.6 |
| Absolute minimum temperature (°C) | 11.0 | 10.7 | 4.0 | 6.8 | 2.9 | 2.3 | 2.0 | 0.1 | 4.9 | 2.8 | 4.9 | 8.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 |
| Daylight mean duration (h) | 14.7 | 13.7 | 12.4 | 11.0 | 9.8 | 9.2 | 9.5 | 10.5 | 11.8 | 13.2 | 14.4 | 15.1 |
| Daylight minimum duration (h) | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 9.4 | 9.5 | 10.0 | 7.3 | 5.3 | 6.7 | 7.4 | 8.5 | 8.1 | 10.6 | 10.4 | 9.9 |
| Precipitation (mm) | 112 | 125 | 125 | 185 | 390 | 67 | 29 | 96 | 153 | 108 | 114 | 141 |
| Sunny days | 7 | 6 | 10 | 12 | 11 | 16 | 18 | 12 | 12 | 11 | 11 | 9 |
| Rainy days | 24 | 22 | 21 | 18 | 20 | 14 | 13 | 19 | 18 | 20 | 19 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Port Nelson is at