December weather forecast
Kosis, Namibia

December

Weather in December

December, the first month of the summer in Kosis, is still a tropical month, with temperature in the range of an average low of 21.5°C (70.7°F) and an average high of 34.4°C (93.9°F).

Temperature

December brings a marginal elevation to a still hot 34.4°C (93.9°F) from November's 32.5°C (90.5°F) in Kosis's average high-temperatures. The significant decline in Kosis's temperature, from day to night, averages of 21.5°C (70.7°F) in December.

Humidity

The average relative humidity in December is 22%.

Rainfall

In Kosis, in December, during 3.7 rainfall days, 6mm (0.24") of precipitation is typically accumulated. In Kosis, during the entire year, the rain falls for 37.2 days and collects up to 83mm (3.27") of precipitation.

Daylight

With an average of 13h and 48min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:49 and sunset at 19:30. On the last day of December, sunrise is at 06:00 and sunset at 19:47 CAT.

Sunshine

November and December, with an average of 12.1h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Kosis are January, February, November and December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Frequently asked questions

How hot is it in Kosis in December?
Kosis in December has an average high-temperature of 34.4°C (93.9°F) and an average low-temperature of 21.5°C (70.7°F).
What is the average humidity in December in Kosis?
In December, the average relative humidity is 22%.
How many days does it rain in December?
In Kosis, during December, the rain falls for 3.7 days and regularly aggregates up to 6mm (0.24") of precipitation.
When are the longest days?
December has the longest days of the year, with an average of 13h and 48min of daylight.
How many hours of daylight does Kosis have in December?
In December, the average day length is 13h and 47min.
When are sunrise and sunset in December?
On the first day of December in Kosis, sunrise is at 05:49 and sunset at 19:30. On the last day of the month, sunrise is at 06:00 and sunset at 19:47 CAT.
What is the month with the most sunshine?
November and December, with an average of 12.1h of sunshine, are months with the most sunshine.
How many hours of sunshine does Kosis have in December?
The average sunshine duration in December is 12.1h.
What is the month with the highest UV index?
The months with the highest UV index are January, February, November and December, with an average maximum UV index of 7.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Kosis, Namibia
  • Average high temperature in December: 34.4°C

The warmest month (with the highest average high temperature) is January (34.8°C).
The month with the lowest average high temperature is June (20.9°C).

  • Average low temperature in December: 21.5°C

The month with the highest average low temperature is February (23.4°C).
The coldest month (with the lowest average low temperature) is July (9°C).

Average pressure in December
Kosis, Namibia
  • Average pressure in December: 1010.6mbar

The month with the highest atmospheric pressure is July (1022.2mbar).
The month with the lowest atmospheric pressure is January (1010.1mbar).

Average wind speed in December
Kosis, Namibia
  • Average wind speed in December: 14.8km/h

The windiest months (with the highest average wind speed) are November and December (14.8km/h).
The calmest month (with the lowest average wind speed) is March (11.9km/h).

Average humidity in December
Kosis, Namibia
  • Average humidity in December: 22%

The month with the highest relative humidity is June (35%).
The month with the lowest relative humidity is November (20%).

Average rainfall in December
Kosis, Namibia
  • Average rainfall in December: 6mm

The wettest month (with the highest rainfall) is February (27mm).
The driest months (with the least rainfall) are June and August (1mm).

Average rainfall days in December
Kosis, Namibia
  • Average rainfall days in December: 3.7 days

The month with the highest number of rainy days is February (7.7 days).
The month with the least rainy days is August (0.7 days).

Average daylight in December /
Average sunshine in December
Kosis, Namibia
  • Average daylight in December: 13h and 5min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).

  • Average sunshine in December: 12h and 1min

The months with the most sunshine are November and December (Average sunshine: 12h and 6min).
The months with the least sunshine are February, April, May and June (Average sunshine: 9h and 36min).

Average sunshine days in December
Kosis, Namibia
  • Average sunshine days in December: 26.1 days

The months with the most sunshine days are July and August (29.9 days).
The month with the least sunshine days is February (19.3 days).

Average UV index in December
Kosis, Namibia
  • Average UV index in December: 7

The months with the highest UV index are January, February, November and December (UV index 7).
The months with the lowest UV index are May, June, July and August (UV index 5).

Average cloud cover in December
Kosis, Namibia
  • Average cloud cover in December: 7

The month with the most cloud cover is February (Cloud cover 14).
The months with the least cloud cover are July and August (Cloud cover 4).

Average visibility in December
Kosis, Namibia
  • 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).

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