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
Entering December, the average high-temperature is recorded at a tropical 34.3°C (93.7°F), exhibiting a minimal shift from November's 35.4°C (95.7°F). December nights are characterized by a notable drop from daytime highs, with an average low-temperature of 19.4°C (66.9°F).Humidity
In December, the average relative humidity is 18%.Rainfall
The only month without rainfall is December.Daylight
December has the shortest days of the year, with an average of 11h and 30min of daylight.On the first day of the month, sunrise is at 06:26 and sunset at 17:59. On the last day of December, sunrise is at 06:41 and sunset at 18:12 GMT.
Sunshine
In Diou, the average sunshine in December is 9.1h.UV index
July, August and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.Note: In December, the UV index of 6 transforms into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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?
What is the driest month?
Does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Diou, Mali
- Average high temperature in December: 34.3°C
The warmest month (with the highest average high temperature) is April (39.6°C).
The month with the lowest average high temperature is August (29.7°C).
- Average low temperature in December: 19.4°C
The month with the highest average low temperature is April (26.5°C).
The coldest month (with the lowest average low temperature) is January (19°C).
Average pressure in December
Diou, Mali
- Average pressure in December: 1011.8mbar
The month with the highest atmospheric pressure is August (1012.2mbar).
The month with the lowest atmospheric pressure is April (1008.2mbar).
Average wind speed in December
Diou, Mali
- Average wind speed in December: 9.7km/h
The windiest month (with the highest average wind speed) is January (9.9km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in December
Diou, Mali
- Average humidity in December: 18%
The month with the highest relative humidity is August (83%).
The month with the lowest relative humidity is January (15%).
Average rainfall in December
Diou, Mali
- Average rainfall in December: 0mm
The wettest month (with the highest rainfall) is August (187mm).
The driest month (with the least rainfall) is December (0mm).
Average rainfall days in December
Diou, Mali
- Average rainfall days in December: 0.1 days
The month with the highest number of rainy days is August (26.7 days).
The month with the least rainy days is December (0.1 days).
Average daylight in December /
Average sunshine in December
Diou, Mali
- Average daylight in December: 11h and 3min
The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in December: 9h and 1min
The month with the most sunshine is May (Average sunshine: 10h and 48min).
The month with the least sunshine is August (Average sunshine: 7h and 30min).
Average sunshine days in December
Diou, Mali
- Average sunshine days in December: 30.6 days
The month with the most sunshine days is December (30.6 days).
The month with the least sunshine days is August (3.6 days).
Average UV index in December
Diou, Mali
- Average UV index in December: 6
The months with the highest UV index are February, March, April and May (UV index 8).
The months with the lowest UV index are July, August and December (UV index 6).
Average cloud cover in December
Diou, Mali
- Average cloud cover in December: 6
The month with the most cloud cover is August (Cloud cover 48).
The month with the least cloud cover is December (Cloud cover 6).
Average visibility in December
Diou, Mali
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The month with the lowest visibility is August (8km).
Diou, Mali
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