December weather forecastOmpundja, Namibia

December

Weather in December

The first month of the summer, December, is still a tropical month in Ompundja, Namibia, with temperature in the range of an average high of 32°C (89.6°F) and an average low of 23.2°C (73.8°F).

Temperature

December's arrival brings an average high-temperature of a still hot 32°C (89.6°F), demonstrating subtle variation from the preceding month. Throughout December, the average low-temperature records at a warm 23.2°C (73.8°F).

Heat index

For December, the heat index is calculated to be a hot 33°C (91.4°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

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

Rainfall

In Ompundja, 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

The month with the longest days is December, with an average of 13h and 12min of daylight.
On the first day of December, sunrise is at 06:12 and sunset at 19:20. On the last day of the month, sunrise is at 06:24 and sunset at 19:35 CAT.

Sunshine

In Ompundja, the average sunshine in December is 9.4h.

UV index

The months with the highest UV index are January, September through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability 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:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Updated: Jun 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In December, the average high-temperature and low-temperature are 32°C (89.6°F) and 23.2°C (73.8°F) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in December is calculated to be 33°C (91.4°F).

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

In December, in Ompundja, the rain falls for 17.1 days. Throughout December, 78mm (3.07") of precipitation is accumulated.

With an average of 13h and 12min of daylight, December has the longest days of the year.

In Ompundja, the average day length in December is 13h and 11min.

In December, on the first day of the month, sunrise is at 06:12 and sunset at 19:20. On the last day of the month, sunrise is at 06:24 and sunset at 19:35 CAT.

In Ompundja, the average sunshine duration in December is 9.4h.

January, September through December, with an average maximum UV index of 7, are months with the highest UV index.

In December, the average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

33.1°C

32°C

31.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.8km/h

12.5km/h

11.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

14.4

11.2

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Ompundja, 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
Ompundja, 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
Ompundja, 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
Ompundja, 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
Ompundja, 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
Ompundja, 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
Ompundja, Namibia

Average daylight in December: 13h and 12min

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 24min

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
Ompundja, 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
Ompundja, 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
Ompundja, 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
Ompundja, 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).