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
The commencement of December introduces an average high-temperature of a still tropical 32.4°C (90.3°F), closely mirroring the preceding month. Throughout the nights in December, an average low-temperature of 23.1°C (73.6°F) is noted.Heat index
In December, the heat index is evaluated at a hot 34°C (93.2°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Realize that the values for the heat index are set for shaded places and light winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Humidity
In December, the average relative humidity is 44%.Rainfall
In Dekar, in December, during 18 rainfall days, 74mm (2.91") of precipitation is typically accumulated. In Dekar, during the entire year, the rain falls for 92.5 days and collects up to 329mm (12.95") of precipitation.Daylight
With an average of 13h and 24min of daylight, December has the longest days of the year.On the first day of the month, sunrise is at 05:40 and sunset at 19:01. On the last day of December, sunrise is at 05:52 and sunset at 19:18 CAT.
Sunshine
The average sunshine in December in Dekar is 11.6h.UV index
January, October through December, with an average maximum UV index of 7, are months with the highest UV index. 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 UV index of 7 during December leads to these instructions:
Use measures and accept sun safety conventions. Guarding against skin and eye trauma is of high priority. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in December?
What is the average humidity in December?
How much does it rain in December?
When are the longest days in Dekar?
How many hours of daylight does Dekar have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December in Dekar?
What is the month with the highest UV index?
How high is the UV index in December?
Average temperature in December
Dekar, Botswana
- Average high temperature in December: 32.4°C
The warmest month (with the highest average high temperature) is October (34.5°C).
The month with the lowest average high temperature is July (23.1°C).
- Average low temperature in December: 23.1°C
The month with the highest average low temperature is December (23.1°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).
Average pressure in December
Dekar, Botswana
- Average pressure in December: 1009.7mbar
The month with the highest atmospheric pressure is July (1022.1mbar).
The month with the lowest atmospheric pressure is January (1009.5mbar).
Average wind speed in December
Dekar, Botswana
- Average wind speed in December: 11km/h
The windiest months (with the highest average wind speed) are September and October (12.8km/h).
The calmest month (with the lowest average wind speed) is March (9.9km/h).
Average humidity in December
Dekar, Botswana
- Average humidity in December: 44%
The month with the highest relative humidity is February (55%).
The month with the lowest relative humidity is September (21%).
Average rainfall in December
Dekar, Botswana
- Average rainfall in December: 74mm
The wettest month (with the highest rainfall) is January (79mm).
The driest month (with the least rainfall) is August (0mm).
Average rainfall days in December
Dekar, Botswana
- Average rainfall days in December: 18 days
The months with the highest number of rainy days are January and December (18 days).
The month with the least rainy days is August (0 days).
Average daylight in December /
Average sunshine in December
Dekar, Botswana
- 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: 11h and 4min
The month with the most sunshine is November (Average sunshine: 11h and 54min).
The month with the least sunshine is June (Average sunshine: 8h and 6min).
Average sunshine days in December
Dekar, Botswana
- Average sunshine days in December: 9 days
The month with the most sunshine days is August (30.9 days).
The month with the least sunshine days is December (9 days).
Average UV index in December
Dekar, Botswana
- 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
Dekar, Botswana
- Average cloud cover in December: 22
The months with the most cloud cover are January and February (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 1).
Average visibility in December
Dekar, Botswana
- 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).
