December weather forecast and climate
Charlotte Amalie, VI

An aerial night view of the Charlotte Amalie Harbour within the United States Virgin Islands, USA
An aerial night view of the Charlotte Amalie Harbour within the United States Virgin Islands, USA
Average temperature in December - Charlotte Amalie, VI
  • Average high temperature in December: 29.8°C

The warmest month (with the highest average high temperature) is August (32.3°C).
Months with the lowest average high temperature are January and February (29.5°C).

  • Average low temperature in December: 23.2°C

Months with the highest average low temperature are July, August and September (25.6°C).
Coldest months (with the lowest average low temperature) are January and February (22.4°C).

Average rainfall in December - Charlotte Amalie, VI
  • Average rainfall in December: 73.2mm

The wettest month (with the highest rainfall) is November (152.4mm).
The driest month (with the lowest rainfall) is March (26.7mm).

Average rainfall days in December - Charlotte Amalie, VI
  • Average rainfall days in December: 16.7 days

The month with the highest number of rainy days is November (17.8 days).
The month with the lowest number of rainy days is March (8.1 days).

Average sea temperature in December - Charlotte Amalie, VI
  • Average sea temperature in December: 27.4°C

The best month for swimming (with the highest average sea temperature) is September (29.4°C).
The coldest month (with the lowest average sea temperature) is February (25.9°C).

Average daylight in December / Average sunshine in December - Charlotte Amalie, VI
  • Average daylight in December: 11h

The month with the longest days is June (Average daylight: 13.2h).
The month with shortest days is December (Average daylight: 11h).

  • Average sunshine in December: 7h

Months with most sunshine are March, April, July and August (Average sunshine: 9h).
Months with least sunshine are November and December (Average sunshine: 7).

Average UV index in December - Charlotte Amalie, VI
  • Average UV index in December: 7

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 7).

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