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
With the onset of December, the average high-temperature stands at a still warm 25.5°C (77.9°F), closely aligned with November's 27°C (80.6°F). During December, Ribeira Ilheu's nights hold steady with an average temperature of 23°C (73.4°F), barely dropping from the daytime highs.Humidity
The average relative humidity in December is 70%.Rainfall
In Ribeira Ilheu, during December, the rain falls for 1.4 days and regularly aggregates up to 3mm (0.12") of precipitation. Throughout the year, in Ribeira Ilheu, there are 55 rainfall days, and 156mm (6.14") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 11h and 18min of daylight.On the first day of the month, sunrise is at 06:47 and sunset at 18:05. On the last day of December, sunrise is at 07:03 and sunset at 18:18 -01.
Sunshine
The average sunshine in December in Ribeira Ilheu is 9.4h.UV index
January through July and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for average individuals.Note: In December, a daily UV index of 6 turns into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Ribeira Ilheu?
What is the average humidity in December in Ribeira Ilheu?
How much does it rain in Ribeira Ilheu in December?
What is the month with the shortest days in Ribeira Ilheu?
What is the average length of the day in December in Ribeira Ilheu?
When are sunrise and sunset in December in Ribeira Ilheu?
How many hours of sunshine does Ribeira Ilheu have in December?
What are the months with the lowest UV index in Ribeira Ilheu?
What is the UV index reading in December in Ribeira Ilheu?
Average temperature in December
Ribeira Ilheu, Cape Verde
- Average high temperature in December: 25.5°C
The warmest month (with the highest average high temperature) is October (28.4°C).
The months with the lowest average high temperature are February and March (23.7°C).
- Average low temperature in December: 23°C
The months with the highest average low temperature are September and October (25.8°C).
The coldest month (with the lowest average low temperature) is February (20.9°C).
Average pressure in December
Ribeira Ilheu, Cape Verde
- Average pressure in December: 1014.4mbar
The month with the highest atmospheric pressure is January (1015.2mbar).
The month with the lowest atmospheric pressure is September (1012.5mbar).
Average wind speed in December
Ribeira Ilheu, Cape Verde
- Average wind speed in December: 23.2km/h
The windiest month (with the highest average wind speed) is February (25.8km/h).
The calmest month (with the lowest average wind speed) is August (14km/h).
Average humidity in December
Ribeira Ilheu, Cape Verde
- Average humidity in December: 70%
The months with the highest relative humidity are June, July, August and September (79%).
The month with the lowest relative humidity is January (69%).
Average rainfall in December
Ribeira Ilheu, Cape Verde
- Average rainfall in December: 3mm
The wettest month (with the highest rainfall) is September (57mm).
The driest months (with the least rainfall) are January, March and May (1mm).
Average rainfall days in December
Ribeira Ilheu, Cape Verde
- Average rainfall days in December: 1.4 days
The month with the highest number of rainy days is September (14 days).
The month with the least rainy days is January (0.7 days).
Average daylight in December /
Average sunshine in December
Ribeira Ilheu, Cape Verde
- Average daylight in December: 11h and 2min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in December: 9h and 2min
The month with the most sunshine is May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 7h and 0min).
Average sunshine days in December
Ribeira Ilheu, Cape Verde
- Average sunshine days in December: 28.5 days
The months with the most sunshine days are January and May (29.3 days).
The month with the least sunshine days is September (12.5 days).
Average UV index in December
Ribeira Ilheu, Cape Verde
- Average UV index in December: 6
The months with the highest UV index are August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July and December (UV index 6).
Average cloud cover in December
Ribeira Ilheu, Cape Verde
- Average cloud cover in December: 20
The month with the most cloud cover is August (Cloud cover 52).
The month with the least cloud cover is May (Cloud cover 13).
Average visibility in December
Ribeira Ilheu, Cape Verde
- 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).
