Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average sea temperature in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January brings an average high-temperature of a still warm 79.3°F (26.3°C), showing a slight difference from December's 80.6°F (27°C). Charlotte Amalie encounters a negligible difference from daytime peaks throughout the January nights, with a low-temperature average of 77.4°F (25.2°C).Humidity
January through March, October through December, with an average relative humidity of 75%, are the least humid months.Rainfall
In Charlotte Amalie, in January, it is raining for 21.2 days, with typically 1.54" (39mm) of accumulated precipitation. Throughout the year, in Charlotte Amalie, United States Virgin Islands, there are 253.1 rainfall days, and 33.27" (845mm) of precipitation is accumulated.Ocean temperature
In Charlotte Amalie, in January, the average water temperature is 79.5°F (26.4°C).Note: Water activities including swimming and diving are pleasurable in temperatures between 77°F (25°C) and 84.2°F (29°C), ensuring comfort and enjoyment for extended time frames.
Daylight
The average length of the day in January is 11h and 10min.On the first day of January in Charlotte Amalie, sunrise is at 6:51 am and sunset at 5:54 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:13 pm AST.
Sunshine
In January, the average sunshine is 8.1h.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index in Charlotte Amalie. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.Note: In January, the maximum UV index of 7 suggests these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be on guard! The reflective nature of sand and water boosts UV exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are January temperatures in Charlotte Amalie?
What is the least humid month in Charlotte Amalie?
What is the average humidity in January in Charlotte Amalie?
How much does it rain in Charlotte Amalie in January?
What is the water temperature in January in Charlotte Amalie?
What is the average length of the day in January in Charlotte Amalie?
When is the sunrise / sunset in January in Charlotte Amalie?
How many hours of sunshine does Charlotte Amalie have in January?
What is the month with the highest UV index in Charlotte Amalie?
What are the months with the lowest UV index in Charlotte Amalie?
How high is the UV index in January in Charlotte Amalie?
Average temperature in January
Charlotte Amalie, VI
- Average high temperature in January: 79.3°F
The warmest month (with the highest average high temperature) is September (84°F).
The month with the lowest average high temperature is March (78.4°F).
- Average low temperature in January: 77.4°F
The month with the highest average low temperature is October (81.5°F).
The coldest month (with the lowest average low temperature) is March (75.7°F).
Average pressure in January
Charlotte Amalie, VI
- Average pressure in January: 30.02"Hg
The months with the highest atmospheric pressure are January and February (30.02"Hg).
The months with the lowest atmospheric pressure are October and November (29.91"Hg).
Average wind speed in January
Charlotte Amalie, VI
- Average wind speed in January: 14.5mph
The windiest month (with the highest average wind speed) is July (15mph).
The calmest month (with the lowest average wind speed) is October (11.1mph).
Average humidity in January
Charlotte Amalie, VI
- Average humidity in January: 75%
The months with the highest relative humidity are May, June, July and August (78%).
The months with the lowest relative humidity are January, February, March, October, November and December (75%).
Average rainfall in January
Charlotte Amalie, VI
- Average rainfall in January: 1.54"
The wettest month (with the highest rainfall) is September (4.45").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in January
Charlotte Amalie, VI
- Average rainfall days in January: 21.2 days
The month with the highest number of rainy days is November (25.5 days).
The months with the least rainy days are February, March and June (18.2 days).
Average sea temperature in January
Charlotte Amalie, VI
- Average sea temperature in January: 79.5°F
The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (78.7°F).
Average daylight in January /
Average sunshine in January
Charlotte Amalie, VI
- Average daylight in January: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in January: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 30min).
Average sunshine days in January
Charlotte Amalie, VI
- Average sunshine days in January: 4.9 days
The months with the most sunshine days are March and April (7.3 days).
The month with the least sunshine days is November (2.4 days).
Average UV index in January
Charlotte Amalie, VI
- Average UV index in January: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in January
Charlotte Amalie, VI
- Average cloud cover in January: 36
The months with the most cloud cover are May and July (Cloud cover 40).
The month with the least cloud cover is February (Cloud cover 33).
Average visibility in January
Charlotte Amalie, VI
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Charlotte Amalie, United States Virgin Islands, USA
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