December weather forecast
Otjihende, Namibia

December

Weather in December

The first month of the summer, December, is also a hot month in Otjihende, Namibia, with an average temperature fluctuating between 32°C (89.6°F) and 23.2°C (73.8°F).

Temperature

December's arrival brings an average high-temperature of a still tropical 32°C (89.6°F), demonstrating subtle variation from the preceding month. An average nighttime temperature of 23.2°C (73.8°F) is witnessed throughout December.

Heat index

In December, the heat index is calculated to be a tropical 33°C (91.4°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

In Otjihende, the average relative humidity in December is 44%.

Rainfall

In Otjihende, in December, during 17.1 rainfall days, 78mm (3.07") of precipitation is typically accumulated. Throughout the year, there are 100.8 rainfall days, and 379mm (14.92") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 13h and 12min of daylight.
On the first day of the month, sunrise is at 06:25 and sunset at 19:31. On the last day of December, sunrise is at 06:38 and sunset at 19:47 CAT.

Sunshine

The average sunshine in December is 9.4h.

UV index

January, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 7 translates into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.

Frequently asked questions

How hot does it get in December?
During December, Otjihende experiences an average high-temperature of 32°C (89.6°F) and a low-temperature of 23.2°C (73.8°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in December is calculated to be 33°C (91.4°F).
What is the average humidity in December?
In Otjihende, the average relative humidity in December is 44%.
How much does it rain in December?
In Otjihende, in December, it is raining for 17.1 days, with typically 78mm (3.07") of accumulated precipitation.
When are the longest days?
With an average of 13h and 12min of daylight, December has the longest days of the year.
How many hours of daylight does Otjihende have in December?
In Otjihende, the average day length in December is 13h and 9min.
When is the sunrise / sunset in December?
In December, on the first day of the month, sunrise is at 06:25 and sunset at 19:31. On the last day of the month, sunrise is at 06:38 and sunset at 19:47 CAT.
How long on average sun shines in December?
In December, the average sunshine duration is 9.4h.
What are the months with the highest UV index in Otjihende?
January, September 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?
In December, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Otjihende, Namibia
  • Average high temperature in December: 32°C

The warmest month (with the highest average high temperature) is October (35.7°C).
The month with the lowest average high temperature is June (26.7°C).

  • Average low temperature in December: 23.2°C

The month with the highest average low temperature is November (23.3°C).
The coldest month (with the lowest average low temperature) is July (11.3°C).

Average pressure in December
Otjihende, Namibia
  • Average pressure in December: 1009.5mbar

The month with the highest atmospheric pressure is July (1018.5mbar).
The month with the lowest atmospheric pressure is December (1009.5mbar).

Average wind speed in December
Otjihende, Namibia
  • Average wind speed in December: 10.5km/h

The windiest month (with the highest average wind speed) is July (13.1km/h).
The calmest month (with the lowest average wind speed) is February (9.4km/h).

Average humidity in December
Otjihende, Namibia
  • Average humidity in December: 44%

The month with the highest relative humidity is March (55%).
The month with the lowest relative humidity is September (18%).

Average rainfall in December
Otjihende, Namibia
  • Average rainfall in December: 78mm

The wettest month (with the highest rainfall) is January (83mm).
The driest months (with the least rainfall) are May, June, July and August (0mm).

Average rainfall days in December
Otjihende, Namibia
  • Average rainfall days in December: 17.1 days

The month with the highest number of rainy days is March (20 days).
The month with the least rainy days is July (0 days).

Average daylight in December /
Average sunshine in December
Otjihende, Namibia
  • Average daylight in December: 13h and 1min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 6min).

  • Average sunshine in December: 9h and 2min

The months with the most sunshine are August and September (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 9h and 12min).

Average sunshine days in December
Otjihende, Namibia
  • Average sunshine days in December: 11.2 days

The month with the most sunshine days is July (31 days).
The month with the least sunshine days is March (10 days).

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

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

Average cloud cover in December
Otjihende, Namibia
  • Average cloud cover in December: 24

The month with the most cloud cover is March (Cloud cover 28).
The month with the least cloud cover is August (Cloud cover 1).

Average visibility in December
Otjihende, 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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