Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The transition into December is marked with an average high-temperature of a still warm 26.9°C (80.4°F), showing an insignificant shift from November's 27.9°C (82.2°F). Hannah experiences a minimal drop from daytime high temperatures, recording an average low-temperature of 26°C (78.8°F) throughout December.Humidity
January through March, October and December, with an average relative humidity of 75%, are the least humid months in Hannah.Rainfall
In Hannah, in December, during 23.2 rainfall days, 53mm (2.09") of precipitation is typically accumulated. Throughout the year, in Hannah, there are 262.1 rainfall days, and 835mm (32.87") of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 11h and 0min of daylight.On the first day of the month, sunrise is at 06:34 and sunset at 17:40. On the last day of December, sunrise is at 06:50 and sunset at 17:53 AST.
Sunshine
With an average of 6.3h of sunshine, December has the least sunshine of the year.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 are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 7 in December translates into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the least humid month?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Hannah have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine in Hannah?
How long on average sun shines in December?
When is the highest UV index?
What is the month with the lowest UV index?
How high is the UV index in December in Hannah?
Average temperature in December
Hannah, British Virgin Islands
- Average high temperature in December: 26.9°C
The warmest month (with the highest average high temperature) is September (28.9°C).
The months with the lowest average high temperature are February and March (25.9°C).
- Average low temperature in December: 26°C
The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is March (24.7°C).
Average pressure in December
Hannah, British Virgin Islands
- Average pressure in December: 1015.4mbar
The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is October (1012.7mbar).
Average wind speed in December
Hannah, British Virgin Islands
- Average wind speed in December: 23.8km/h
The windiest month (with the highest average wind speed) is July (24.4km/h).
The calmest month (with the lowest average wind speed) is October (18.2km/h).
Average humidity in December
Hannah, British Virgin Islands
- Average humidity in December: 75%
The months with the highest relative humidity are June and July (79%).
The months with the lowest relative humidity are January, February, March, October and December (75%).
Average rainfall in December
Hannah, British Virgin Islands
- Average rainfall in December: 53mm
The wettest months (with the highest rainfall) are August and October (113mm).
The driest month (with the least rainfall) is February (28mm).
Average rainfall days in December
Hannah, British Virgin Islands
- Average rainfall days in December: 23.2 days
The month with the highest number of rainy days is November (24.9 days).
The month with the least rainy days is February (17.5 days).
Average daylight in December /
Average sunshine in December
Hannah, British Virgin Islands
- Average daylight in December: 11h and 0min
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 0min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in December
Hannah, British Virgin Islands
- Average sunshine days in December: 4 days
The month with the most sunshine days is February (7.1 days).
The month with the least sunshine days is August (1.7 days).
Average UV index in December
Hannah, British Virgin Islands
- Average UV index in December: 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 December
Hannah, British Virgin Islands
- Average cloud cover in December: 40
The months with the most cloud cover are May, July and August (Cloud cover 41).
The month with the least cloud cover is February (Cloud cover 34).
Average visibility in December
Hannah, British Virgin Islands
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
