Average annual temperature is 27.1 °C
Absolute maximum temperature: 29.8 °C
Absolute minimum temperature: 23.9 °C
Number of sunny days: 23 days
Number of rainy days: 342 days
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* Weather data for Auto 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) | 29.0 | 29.1 | 29.4 | 29.8 | 29.1 | 29.0 | 28.6 | 28.4 | 28.1 | 28.1 | 29.6 | 29.0 |
| Average daytime temperature (°C) | 27.9 | 28.1 | 28.4 | 28.4 | 28.3 | 28.1 | 27.8 | 27.8 | 27.3 | 27.4 | 28.3 | 28.0 |
| Average temperature (°C) | 26.9 | 27.1 | 27.4 | 27.3 | 27.2 | 27.3 | 27.0 | 27.2 | 26.7 | 26.7 | 27.5 | 27.1 |
| Average night temperature (°C) | 25.6 | 25.7 | 26.3 | 25.9 | 26.0 | 26.1 | 26.1 | 26.4 | 25.8 | 25.9 | 26.4 | 26.1 |
| Absolute minimum temperature (°C) | 24.3 | 24.2 | 25.1 | 24.6 | 23.9 | 24.4 | 24.7 | 25.2 | 24.1 | 24.3 | 25.0 | 25.0 |
| 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 | 11.5 | 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) | 9.2 | 9.0 | 9.5 | 9.5 | 8.8 | 9.6 | 9.6 | 10.4 | 10.9 | 11.1 | 11.5 | 9.3 |
| Precipitation (mm) | 371 | 291 | 301 | 314 | 406 | 277 | 133 | 47 | 69 | 218 | 136 | 438 |
| Sunny days | 2 | 0 | 3 | 1 | 2 | 4 | 3 | 2 | 1 | 2 | 2 | 1 |
| Rainy days | 29 | 28 | 28 | 29 | 29 | 26 | 28 | 29 | 29 | 29 | 28 | 30 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Auto is at