December weather forecast
Onderombapa, Namibia

December

Weather in December

The first month of the summer, December, is still a hot month in Onderombapa, Namibia, with an average temperature varying between 21.2°C (70.2°F) and 31.1°C (88°F).

Temperature

December commences with an average high-temperature of a still tropical 31.1°C (88°F), showing little deviation from November's 31.3°C (88.3°F). Onderombapa, during the month of December, experiences an average low-temperature of 21.2°C (70.2°F).

Humidity

In Onderombapa, the average relative humidity in December is 38%.

Rainfall

In Onderombapa, Namibia, in December, it is raining for 13 days, with typically 51mm (2.01") of accumulated precipitation. Throughout the year, there are 75.2 rainfall days, and 233mm (9.17") of precipitation is accumulated.

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 05:47 and sunset at 19:14. On the last day of the month, sunrise is at 05:58 and sunset at 19:30 CAT.

Sunshine

In December, the average sunshine is 11.1h.

UV index

January, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 7 suggests this advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

How hot is it in December?
The high-temperature during December is 31.1°C (88°F) and the low-temperature is 21.2°C (70.2°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in March is calculated to be 29°C (84.2°F).
What is the average humidity in December?
In Onderombapa, the average relative humidity in December is 38%.
How much does it rain in December?
In December, the rain falls for 13 days. Throughout December, 51mm (2.01") of precipitation is accumulated.
When are the longest days in Onderombapa?
December has the longest days of the year in Onderombapa, with an average of 13h and 30min of daylight.
What is the average length of the day in December in Onderombapa?
In December, the average day length is 13h and 32min.
When is the sunrise / sunset in December?
In December, on the first day of the month, sunrise is at 05:47 and sunset at 19:14. On the last day of the month, in Onderombapa, sunrise is at 05:58 and sunset at 19:30 CAT.
How many hours of sunshine does Onderombapa have in December?
The average sunshine duration in December is 11.1h.
What are the months with the highest UV index?
January, October through December, with an average maximum UV index of 7, are months with the highest UV index.
What is the UV index intensity in December?
The average daily maximum UV index in December 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
Onderombapa, Namibia
  • Average high temperature in December: 31.1°C

The warmest month (with the highest average high temperature) is November (31.3°C).
The month with the lowest average high temperature is July (21.3°C).

  • Average low temperature in December: 21.2°C

The month with the highest average low temperature is December (21.2°C).
The coldest month (with the lowest average low temperature) is July (7°C).

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

The month with the highest atmospheric pressure is July (1022.4mbar).
The month with the lowest atmospheric pressure is January (1010.3mbar).

Average wind speed in December
Onderombapa, Namibia
  • Average wind speed in December: 12.2km/h

The windiest month (with the highest average wind speed) is July (14.4km/h).
The calmest month (with the lowest average wind speed) is March (11.2km/h).

Average humidity in December
Onderombapa, Namibia
  • Average humidity in December: 38%

The month with the highest relative humidity is February (49%).
The month with the lowest relative humidity is September (20%).

Average rainfall in December
Onderombapa, Namibia
  • Average rainfall in December: 51mm

The wettest month (with the highest rainfall) is February (60mm).
The driest months (with the least rainfall) are June, July and August (0mm).

Average rainfall days in December
Onderombapa, Namibia
  • Average rainfall days in December: 13 days

The month with the highest number of rainy days is February (14.3 days).
The month with the least rainy days is July (0.2 days).

Average daylight in December /
Average sunshine in December
Onderombapa, 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 42min).

  • Average sunshine in December: 11h and 1min

The month with the most sunshine is November (Average sunshine: 11h and 36min).
The months with the least sunshine are February and October (Average sunshine: 9h and 24min).

Average sunshine days in December
Onderombapa, Namibia
  • Average sunshine days in December: 13.8 days

The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is February (12.1 days).

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

The months with the highest UV index are January, October, November and December (UV index 7).
The month with the lowest UV index is July (UV index 4).

Average cloud cover in December
Onderombapa, Namibia
  • Average cloud cover in December: 19

The month with the most cloud cover is February (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 2).

Average visibility in December
Onderombapa, 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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