Average annual temperature is 27.3 °C
Absolute maximum temperature: 29.7 °C
Absolute minimum temperature: 23.8 °C
Number of sunny days: 42 days
Number of rainy days: 323 days
Look at detailed online map of Motu o Manu
* Weather data for Motu o Manu American Samoa is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 29.3 | 29.0 | 29.5 | 29.7 | 29.2 | 28.9 | 29.0 | 28.7 | 28.2 | 28.4 | 29.0 | 29.1 |
| Average daytime temperature (°C) | 28.1 | 28.3 | 28.7 | 28.4 | 28.3 | 28.2 | 27.9 | 28.0 | 27.2 | 27.5 | 28.1 | 28.2 |
| Average temperature (°C) | 27.1 | 27.3 | 27.7 | 27.5 | 27.5 | 27.4 | 27.3 | 27.4 | 26.5 | 26.8 | 27.4 | 27.4 |
| Average night temperature (°C) | 26.0 | 25.8 | 26.5 | 26.1 | 26.4 | 26.4 | 26.5 | 26.6 | 25.7 | 26.1 | 26.4 | 26.2 |
| Absolute minimum temperature (°C) | 23.8 | 24.2 | 24.7 | 24.2 | 24.0 | 24.5 | 25.1 | 25.1 | 24.2 | 24.4 | 24.8 | 24.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.3 | 11.4 | 11.6 | 12.0 | 12.4 | 12.8 | 13.0 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.3 | 9.7 | 9.8 | 9.2 | 9.2 | 9.8 | 9.8 | 10.3 | 10.7 | 10.6 | 11.6 | 8.6 |
| Precipitation (mm) | 238 | 259 | 234 | 329 | 205 | 112 | 51 | 31 | 118 | 222 | 150 | 478 |
| Sunny days | 4 | 0 | 5 | 1 | 4 | 6 | 4 | 11 | 2 | 3 | 2 | 0 |
| Rainy days | 27 | 28 | 26 | 29 | 27 | 24 | 27 | 20 | 28 | 28 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Motu o Manu is at