Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
As Wilhelmstal transitions into December, the average high-temperature stands at a still hot 31.6°C (88.9°F), offering little variation from the preceding month. During December nights, Wilhelmstal witnesses a consistent average temperature of 20.1°C (68.2°F).Humidity
The average relative humidity in December is 34%.Rainfall
In December, the rain falls for 11.5 days. Throughout December, 37mm (1.46") of precipitation is accumulated. In Wilhelmstal, during the entire year, the rain falls for 79.5 days and collects up to 272mm (10.71") of precipitation.Daylight
The month with the longest days is December, with an average of 13h and 24min of daylight.On the first day of December, sunrise is at 06:02 and sunset at 19:25. On the last day of the month, sunrise is at 06:14 and sunset at 19:41 CAT.
Sunshine
In December, the average sunshine is 9.7h.UV index
The months with the highest UV index are January, October through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: During December, 7 as the daily maximum UV index converts into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in December?
What is the average humidity in December?
How much does it rain in December?
When are the longest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the highest UV index in Wilhelmstal?
What is the UV index reading in December?
Average temperature in December
Wilhelmstal, Namibia
- Average high temperature in December: 31.6°C
The warmest month (with the highest average high temperature) is October (32.4°C).
The month with the lowest average high temperature is June (23.6°C).
- Average low temperature in December: 20.1°C
The month with the highest average low temperature is December (20.1°C).
The coldest month (with the lowest average low temperature) is July (9.8°C).
Average pressure in December
Wilhelmstal, Namibia
- Average pressure in December: 1011mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is January (1010.9mbar).
Average wind speed in December
Wilhelmstal, Namibia
- Average wind speed in December: 9.9km/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 (9km/h).
Average humidity in December
Wilhelmstal, Namibia
- Average humidity in December: 34%
The month with the highest relative humidity is March (51%).
The month with the lowest relative humidity is September (21%).
Average rainfall in December
Wilhelmstal, Namibia
- Average rainfall in December: 37mm
The wettest month (with the highest rainfall) is February (82mm).
The driest months (with the least rainfall) are June, July and August (0mm).
Average rainfall days in December
Wilhelmstal, Namibia
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is February (15.5 days).
The month with the least rainy days is July (0 days).
Average daylight in December /
Average sunshine in December
Wilhelmstal, Namibia
- Average daylight in December: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 48min).
- Average sunshine in December: 9h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 9h and 30min).
Average sunshine days in December
Wilhelmstal, Namibia
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is July (31 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in December
Wilhelmstal, Namibia
- Average UV index in December: 7
The months with the highest UV index are January, October, November and December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 5).
Average cloud cover in December
Wilhelmstal, Namibia
- Average cloud cover in December: 14
The month with the most cloud cover is February (Cloud cover 21).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in December
Wilhelmstal, 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).
