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
Weather in December
Temperature
The warmest months are January and December, with an average high-temperature of 33.6°C (92.5°F).Humidity
The average relative humidity in December in Mariental is 22%.Rainfall
In Mariental, in December, during 3.5 rainfall days, 8mm (0.31") of precipitation is typically accumulated. In Mariental, Namibia, during the entire year, the rain falls for 38.2 days and collects up to 98mm (3.86") of precipitation.Daylight
The month with the longest days is December, with an average of 13h and 36min of daylight.On the first day of the month, sunrise is at 05:50 and sunset at 19:23. On the last day of December, sunrise is at 06:02 and sunset at 19:40 CAT.
Sunshine
In Mariental, the average sunshine in December is 11.7h.UV index
The months with the highest UV index are January, February, November and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 7 during December translates into the following directions:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the hottest?
How hot does it get in Mariental in December?
What is the average humidity in December?
How many days 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 many hours of sunshine does Mariental have in December?
What is the month with the highest UV index?
How high is the UV index in December?
Average temperature in December
Mariental, Namibia
- Average high temperature in December: 33.6°C
The warmest months (with the highest average high temperature) are January and December (33.6°C).
The month with the lowest average high temperature is July (21.3°C).
- Average low temperature in December: 22.4°C
The month with the highest average low temperature is January (23.7°C).
The coldest month (with the lowest average low temperature) is July (8°C).
Average pressure in December
Mariental, Namibia
- Average pressure in December: 1010.3mbar
The month with the highest atmospheric pressure is July (1022.2mbar).
The month with the lowest atmospheric pressure is January (1010mbar).
Average wind speed in December
Mariental, Namibia
- Average wind speed in December: 14.7km/h
The windiest month (with the highest average wind speed) is October (15.4km/h).
The calmest month (with the lowest average wind speed) is March (13km/h).
Average humidity in December
Mariental, Namibia
- Average humidity in December: 22%
The months with the highest relative humidity are February and April (34%).
The month with the lowest relative humidity is October (18%).
Average rainfall in December
Mariental, Namibia
- Average rainfall in December: 8mm
The wettest month (with the highest rainfall) is February (28mm).
The driest months (with the least rainfall) are July and August (0mm).
Average rainfall days in December
Mariental, Namibia
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is February (8.8 days).
The month with the least rainy days is June (0.3 days).
Average daylight in December /
Average sunshine in December
Mariental, Namibia
- Average daylight in December: 13h and 4min
The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 36min).
- Average sunshine in December: 11h and 4min
The month with the most sunshine is November (Average sunshine: 11h and 48min).
The month with the least sunshine is April (Average sunshine: 9h and 36min).
Average sunshine days in December
Mariental, Namibia
- Average sunshine days in December: 25.7 days
The month with the most sunshine days is July (30.4 days).
The month with the least sunshine days is February (18.1 days).
Average UV index in December
Mariental, Namibia
- Average UV index in December: 7
The months with the highest UV index are January, February, November and December (UV index 7).
The month with the lowest UV index is July (UV index 4).
Average cloud cover in December
Mariental, Namibia
- Average cloud cover in December: 9
The month with the most cloud cover is February (Cloud cover 16).
The months with the least cloud cover are June, July and August (Cloud cover 3).
Average visibility in December
Mariental, 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).
Mariental, Namibia
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