December weather forecastCalhau, Cape Verde
December
Weather in December
The first month of the winter, December, is also a moderately hot month in Calhau, Cape Verde, with an average temperature ranging between max 24.2°C (75.6°F) and min 22.9°C (73.2°F).Temperature
December's onset brings an average high-temperature of a still warm 24.2°C (75.6°F), showing a minute difference from November's 25.2°C (77.4°F). Calhau's nocturnal December readings average at an agreeable 22.9°C (73.2°F), showing little variation from the daytime temperatures.Humidity
The months with the lowest humidity are January and December, with an average relative humidity of 73%.Rainfall
In December, in Calhau, the rain falls for 2.4 days. Throughout December, 4mm (0.16") of precipitation is accumulated. Throughout the year, in Calhau, there are 39.3 rainfall days, and 91mm (3.58") of precipitation is accumulated.Daylight
December has the shortest days of the year in Calhau, with an average of 11h and 6min of daylight.On the first day of December in Calhau, sunrise is at 06:52 and sunset at 18:04. On the last day of the month, sunrise is at 07:08 and sunset at 18:17 -01.
Sunshine
In December, the average sunshine in Calhau is 9.2h.UV index
The months with the lowest UV index in Calhau are January through August, November and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 during December translates into the following guidance:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Calhau, Cape Verde
- Average high temperature in December: 24.2°C
The warmest month (with the highest average high temperature) is October (26.7°C).
The month with the lowest average high temperature is February (21.8°C).
- Average low temperature in December: 22.9°C
The months with the highest average low temperature are September and October (25.7°C).
The coldest month (with the lowest average low temperature) is February (20.7°C).
Average pressure in December
Calhau, Cape Verde
- Average pressure in December: 1015.6mbar
The month with the highest atmospheric pressure is January (1016.6mbar).
The months with the lowest atmospheric pressure are August and September (1013.3mbar).
Average wind speed in December
Calhau, Cape Verde
- Average wind speed in December: 25.5km/h
The windiest month (with the highest average wind speed) is February (28.6km/h).
The calmest month (with the lowest average wind speed) is August (18.2km/h).
Average humidity in December
Calhau, Cape Verde
- Average humidity in December: 73%
The months with the highest relative humidity are July, August and September (82%).
The months with the lowest relative humidity are January and December (73%).
Average rainfall in December
Calhau, Cape Verde
- Average rainfall in December: 4mm
The wettest month (with the highest rainfall) is September (31mm).
The driest months (with the least rainfall) are January, March, April and May (1mm).
Average rainfall days in December
Calhau, Cape Verde
- Average rainfall days in December: 2.4 days
The month with the highest number of rainy days is September (9.1 days).
The month with the least rainy days is February (1 days).
Average daylight in December /
Average sunshine in December
Calhau, Cape Verde
- Average daylight in December: 11h and 6min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in December: 9h and 12min
The month with the most sunshine is May (Average sunshine: 9h and 24min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in December
Calhau, Cape Verde
- Average sunshine days in December: 27.2 days
The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is September (17.8 days).
Average UV index in December
Calhau, Cape Verde
- Average UV index in December: 6
The months with the highest UV index are September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, November and December (UV index 6).
Average cloud cover in December
Calhau, Cape Verde
- Average cloud cover in December: 22
The month with the most cloud cover is August (Cloud cover 44).
The month with the least cloud cover is May (Cloud cover 19).
Average visibility in December
Calhau, 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).





