December weather forecast
Arandis, Namibia

December

Weather in December

Come December, a noticeable increase in rainfall to 5mm (0.2") across approximately 2.5 days suggests the onset of the wet season in Arandis. Despite the upturn in rainfall, the city enjoys 13.5 hours of average daylight. Temperatures see a marginal rise, hovering around 21.2°C (70.2°F), though it does not dampen the festive spirit. High pressure is maintained throughout the month, leading to mostly clear skies. With the city basking in the warmth of the sun for most of the day, December wraps up the year on a warmer and wetter note.

Temperature

During December, Arandis observes a subtle ascent to a still agreeable 21.2°C (70.2°F) from November's 20.7°C (69.3°F) in the average high-temperature. December sees a slight dip to an average low temperature of 17°C (62.6°F) from the daytime highs.

Humidity

The average relative humidity in December is 76%.

Rainfall

In Arandis, Namibia, in December, during 2.5 rainfall days, 5mm (0.2") of precipitation is typically accumulated. In Arandis, during the entire year, the rain falls for 24.7 days and collects up to 42mm (1.65") of precipitation.

Daylight

December has the longest days of the year, with an average of 13h and 30min of daylight.
On the first day of December, sunrise is at 06:07 and sunset at 19:31. On the last day of the month, sunrise is at 06:18 and sunset at 19:47 CAT.

Sunshine

August through December, with an average of 9.9h of sunshine, are months with the most sunshine.

UV index

The months with the lowest UV index are May through December, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 in December converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What are the temperatures in December?
December temperatures vary between a high-temperature of 21.2°C (70.2°F) and a low-temperature of 17°C (62.6°F).
What is the average humidity in December?
The average relative humidity in December is 76%.
How much does it rain in December?
In Arandis, in December, during 2.5 rainfall days, 5mm (0.2") of precipitation is typically accumulated.
When are the longest days?
December has the longest days of the year, with an average of 13h and 30min of daylight.
What is the average length of the day in December in Arandis?
In December, the average day length is 13h and 29min.
When are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 06:07 and sunset at 19:31. On the last day of the month, sunrise is at 06:18 and sunset at 19:47 CAT.
What are the months with the most sunshine?
August through December, with an average of 9.9h of sunshine, are months with the most sunshine.
How long on average sun shines in December in Arandis?
In Arandis, Namibia, the average sunshine duration in December is 9.9h.
What is the month with the lowest UV index?
The months with the lowest UV index are May through December, with an average maximum UV index of 5.
What is the UV index intensity in December?
In December, the average daily maximum UV index in Arandis is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
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
Arandis, Namibia
  • Average high temperature in December: 21.2°C

The warmest month (with the highest average high temperature) is April (23.5°C).
The months with the lowest average high temperature are September and October (20°C).

  • Average low temperature in December: 17°C

The month with the highest average low temperature is March (19.3°C).
The coldest months (with the lowest average low temperature) are August and September (14°C).

Average pressure in December
Arandis, Namibia
  • Average pressure in December: 1012.1mbar

The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is February (1011.2mbar).

Average wind speed in December
Arandis, Namibia
  • Average wind speed in December: 16.3km/h

The windiest month (with the highest average wind speed) is October (17.7km/h).
The calmest month (with the lowest average wind speed) is January (14.3km/h).

Average humidity in December
Arandis, Namibia
  • Average humidity in December: 76%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is July (54%).

Average rainfall in December
Arandis, Namibia
  • Average rainfall in December: 5mm

The wettest months (with the highest rainfall) are February and March (10mm).
The driest months (with the least rainfall) are June, July and August (0mm).

Average rainfall days in December
Arandis, Namibia
  • Average rainfall days in December: 2.5 days

The month with the highest number of rainy days is March (5.7 days).
The month with the least rainy days is August (0.2 days).

Average daylight in December /
Average sunshine in December
Arandis, Namibia
  • Average daylight in December: 13h and 3min

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

  • Average sunshine in December: 9h and 5min

The months with the most sunshine are August, September, October, November and December (Average sunshine: 9h and 54min).
The month with the least sunshine is April (Average sunshine: 9h and 36min).

Average sunshine days in December
Arandis, Namibia
  • Average sunshine days in December: 27.7 days

The months with the most sunshine days are July and August (30.5 days).
The month with the least sunshine days is February (22.6 days).

Average UV index in December
Arandis, Namibia
  • Average UV index in December: 5

The months with the highest UV index are January, February, March and April (UV index 6).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 5).

Average cloud cover in December
Arandis, Namibia
  • Average cloud cover in December: 12

The months with the most cloud cover are January and February (Cloud cover 17).
The months with the least cloud cover are May, June and July (Cloud cover 3).

Average visibility in December
Arandis, 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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