January
Weather in American Samoa for January 2026
Your guide to American Samoa weather in January - trends and predictions
Until now, January 2026 in American Samoa has been nearly identical to the historical average, with a temperature of 28 °C (showing only a slight deviation of -0.2 °C).
The forecast for the next days in American Samoa predicts temperatures to be around 28 °C, close to the historical average.
In general, the average temperature in American Samoa at the beginning of January is 28.1 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.4 °C by the end of January.
American Samoa experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 297.5 mm.
Temperatures
Rain 🌧️
0
Dry days
31
Rainy days
0
Snow days
28°/27°
Temperatures
22 km/h
Avg max wind
74 %
Avg humidity
American Samoa Weather January
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Temperatures trend during January in American Samoa
See the weather trend as well as the moving average line
January weather in American Samoa day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Light rain shower | 28° /27° | 5.2 mm | 8 | |
| 2 Jan. | Patchy rain possible | 29° /27° | 3.8 mm | 8 | |
| 3 Jan. | Light rain shower | 28° /27° | 6.9 mm | 8 | |
| 4 Jan. | Light rain shower | 28° /27° | 8.1 mm | 8 | |
| 5 Jan. |  Moderate or heavy rain shower | 28° /25° | 27.3 mm | 8 | |
| 6 Jan. | Light rain shower | 28° /26° | 14.4 mm | 8 | |
| 7 Jan. | Patchy rain possible | 28° /26° | 22.6 mm | 9 | |
| 8 Jan. | Patchy rain possible | 28° /26° | 21.1 mm | 8 | |
| 9 Jan. | Patchy rain possible | 28° /26° | 14.1 mm | 8 | |
| 10 Jan. | Patchy rain possible | 28° /26° | 11.1 mm | 8 | |
| 11 Jan. | Patchy rain possible | 29° /26° | 8.3 mm | 8 | |
| 12 Jan. | Patchy rain possible | 28° /26° | 12.2 mm | 8 | |
| 13 Jan. | Moderate rain at times | 28° /26° | 5.2 mm | 10 | |
| 14 Jan. | Patchy rain possible | 28° /26° | 7 mm | 8 | |
| 15 Jan. | Patchy rain possible | 28° /26° | 6.6 mm | 8 | |
| 16 Jan. | Patchy rain possible | 28° /26° | 8.9 mm | 8 | |
| 17 Jan. | Patchy rain possible | 28° /27° | 4.2 mm | 9 | |
| 18 Jan. | Moderate rain at times | 28° /27° | 5 mm | 8 | |
| 19 Jan. | Light rain shower | 28° /27° | 5.8 mm | 8 | |
| 20 Jan. | Moderate or heavy rain shower | 28° /27° | 9.7 mm | 9 | |
| 21 Jan. | Light rain shower | 28° /27° | 5.9 mm | 8 | |
| 22 Jan. | Patchy rain possible | 28° /27° | 7.8 mm | 8 | |
| 23 Jan. | Patchy rain possible | 28° /27° | 6.5 mm | 7 | |
| 24 Jan. | Light rain shower | 28° /27° | 5.9 mm | 8 | |
| 25 Jan. | Patchy rain possible | 29° /27° | 10.2 mm | 7 | |
| 26 Jan. | Patchy rain possible | 29° /27° | 11.2 mm | 7 | |
| 27 Jan. | Patchy rain possible | 28° /27° | 7.3 mm | 8 | |
| 28 Jan. | Moderate or heavy rain shower | 28° /26° | 11.9 mm | 7 | |
| 29 Jan. | Patchy rain possible | 28° /26° | 9.1 mm | 7 | |
| 30 Jan. |  Moderate rain | 28° /27° | 17.3 mm | 2.4 | |
| 31 Jan. | Patchy rain possible | 29° /28° | 4 mm | 3.4 | |
| Next | |||||
Important Notice
Our weather forecast for American Samoa in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the American Samoa forecast closer to your planned date for the most up-to-date weather information.
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American Samoa in January - FAQ
What are the expected maximum and minimum temperatures in American Samoa during January?
During January, expect a variety of temperatures with highs around 28° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in American Samoa during January?
Significant rainfall exceeding 297.5 mm is expected in American Samoa during January, occurring over more than 31 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in American Samoa during January?
The average wind speed in American Samoa during January is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in American Samoa
Explore the daily rainfall trends and prepare for American Samoas January weather 💧
Typically, American Samoa has 31 rainy days in January with a total of 297.5 mm of rainfall.
UV exposure in American Samoa during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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