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 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
The introduction of January notes a subtle temperature variation to a still moderately hot 79.7°F (26.5°C) from December's 81.3°F (27.4°C). During the month of January, Frederiksted identifies an average nighttime low-temperature of 77.9°F (25.5°C), slightly lower than its daytime counterpart.Humidity
January through March and December, with an average relative humidity of 75%, are the least humid months in Frederiksted.Rainfall
In Frederiksted, during January, the rain falls for 20 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, there are 254.5 rainfall days, and 29.49" (749mm) of precipitation is accumulated.Daylight
In Frederiksted, the average length of the day in January is 11h and 13min.On the first day of the month, sunrise is at 6:50 am and sunset at 5:55 pm. On the last day of January, sunrise is at 6:52 am and sunset at 6:13 pm AST.
Sunshine
In Frederiksted, the average sunshine in January is 8.3h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Frederiksted are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 7 in January translates into these instructions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in January?
What are the least humid months?
What is the average humidity in January?
How much does it rain in January?
What is the average length of the day in January in Frederiksted?
What time are sunrise and sunset in January?
How long on average sun shines in January?
What are the months with the highest UV index in Frederiksted?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Frederiksted, VI
- Average high temperature in January: 79.7°F
The warmest months (with the highest average high temperature) are September and October (84.2°F).
The month with the lowest average high temperature is March (78.8°F).
- Average low temperature in January: 77.9°F
The month with the highest average low temperature is October (82.2°F).
The coldest month (with the lowest average low temperature) is March (76.6°F).
Average pressure in January
Frederiksted, VI
- Average pressure in January: 30.01"Hg
The months with the highest atmospheric pressure are January, February and June (30.01"Hg).
The months with the lowest atmospheric pressure are October and November (29.9"Hg).
Average wind speed in January
Frederiksted, VI
- Average wind speed in January: 14.3mph
The windiest month (with the highest average wind speed) is July (14.7mph).
The calmest month (with the lowest average wind speed) is October (11mph).
Average humidity in January
Frederiksted, 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 and December (75%).
Average rainfall in January
Frederiksted, VI
- Average rainfall in January: 1.38"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in January
Frederiksted, VI
- Average rainfall days in January: 20 days
The month with the highest number of rainy days is August (24.7 days).
The month with the least rainy days is February (16.7 days).
Average daylight in January /
Average sunshine in January
Frederiksted, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in January
Frederiksted, VI
- Average sunshine days in January: 6 days
The month with the most sunshine days is March (7.6 days).
The month with the least sunshine days is August (1.8 days).
Average UV index in January
Frederiksted, 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
Frederiksted, VI
- Average cloud cover in January: 35
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
Frederiksted, 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).
Frederiksted, United States Virgin Islands, USA
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