Temperatures in January
It's hot in January in American Samoa with an average temperature of 31°C. Temperatures this month range from a low of 30°C to a high of 32°C. At night, you can expect temperatures between 26°C and 27°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for American Samoa in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in American Samoa with hot temperatures, averaging around 31°C during the day and nights close to 27°C. Plenty of days with a chance of precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-January
By mid-January, the average daytime temperature rises to around 32°C, with nights close to 27°C. The chance of precipitation is high during this period. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of January
By the end of January, the average daytime temperature in American Samoa will be around 32°C, with nights close to 26°C. There’s a significant chance of many days with precipitation. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in January
In January, there is an average of 352 mm of precipitation, spread over 23 days. The wind speed is around 4 Bft, mostly coming from the South.
There’s an average 75% chance of precipitation per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for American Samoa. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
American Samoa in January |
UK | ||
|---|---|---|---|
 Average Temperature |
31°C | 8°C | |
 High Temp |
32°C | 9°C | |
| Low Temp |
30°C | 6°C | |
 Total Precipitation |
352 mm | 58 mm | |
| Rainy Days |
23 days | 9 days | |
December
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is January a good time to visit American Samoa?
After some sun? Then January isn’t the best time to be in American Samoa. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for American Samoa in January
With 33°C, American Samoa hit the highest temperature in the last 10 years in January 2015. The lowest daytime temperature in this month was 27°C in 2021. The extreme night temperatures ranged from a low of 22°C to a high of 29°C.
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Daily Temperature in January in American Samoa
This chart shows the average daily temperatures, both day and night, for each day in January in American Samoa, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in American Samoa
The chart below shows the average daily precipitation in January for American Samoa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 23 days of rain in American Samoa.
Daily UV Index in January in American Samoa
This chart shows the average daily UV index in January in American Samoa, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in American Samoa Over the Years
This chart shows the average temperature in January in American Samoa, measured in degrees Celsius, over the past years.
Total Precipitation in January in American Samoa Over the Years
This chart shows the average precipitation in January in American Samoa, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in January for American Samoa
Click on a specific day in January for detailed info on the typical weather on that day in American Samoa. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in American Samoa
Have you been to American Samoa in January?
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Average Weather in American Samoa by Month
Click on a month below to see detailed weather info for American Samoa. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of American Samoa for all months at once
