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 notes an average high-temperature of a still moderately hot 28.5°C (83.3°F), exhibiting little difference from the previous month. Vangaindrano's nighttime temperature in December shows a minor descent, with a steady average of 24.1°C (75.4°F).Heat index
During December, the heat index is evaluated at a tropical 33°C (91.4°F). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.Understanding the heat index involves considering values for shaded locales with light wind. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
Humidity
In December, the average relative humidity is 79%.Rainfall
In Vangaindrano, Madagascar, in December, during 21 rainfall days, 89mm (3.5") of precipitation is typically accumulated. In Vangaindrano, during the entire year, the rain falls for 217.3 days and collects up to 880mm (34.65") of precipitation.Daylight
The month with the longest days in Vangaindrano is December, with an average of 13h and 30min of daylight.On the first day of December, sunrise is at 04:54 and sunset at 18:22. On the last day of the month, sunrise is at 05:06 and sunset at 18:39 EAT.
Sunshine
With an average of 9.7h of sunshine, December has the most sunshine of the year.UV index
The months with the highest UV index are January, February and December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 7 suggests this advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot during December?
What is the average humidity in December?
How much does it rain in December?
When are the longest days?
How many hours of daylight does Vangaindrano have in December?
When is the sunrise / sunset in December?
What month has the most sunshine?
How many hours of sunshine does Vangaindrano have in December?
What are the months with the highest UV index?
What is the UV index intensity in December?
Average temperature in December
Vangaindrano, Madagascar
- Average high temperature in December: 28.5°C
The warmest month (with the highest average high temperature) is January (28.7°C).
The month with the lowest average high temperature is July (22.8°C).
- Average low temperature in December: 24.1°C
The month with the highest average low temperature is January (24.3°C).
The coldest month (with the lowest average low temperature) is July (18.4°C).
Average pressure in December
Vangaindrano, Madagascar
- Average pressure in December: 1013.4mbar
The month with the highest atmospheric pressure is July (1022.6mbar).
The month with the lowest atmospheric pressure is January (1011.9mbar).
Average wind speed in December
Vangaindrano, Madagascar
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is October (17.1km/h).
The calmest month (with the lowest average wind speed) is May (11km/h).
Average humidity in December
Vangaindrano, Madagascar
- Average humidity in December: 79%
The month with the highest relative humidity is March (82%).
The months with the lowest relative humidity are July, August and September (78%).
Average rainfall in December
Vangaindrano, Madagascar
- Average rainfall in December: 89mm
The wettest month (with the highest rainfall) is January (151mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in December
Vangaindrano, Madagascar
- Average rainfall days in December: 21 days
The month with the highest number of rainy days is January (22 days).
The month with the least rainy days is September (12.2 days).
Average daylight in December /
Average sunshine in December
Vangaindrano, Madagascar
- Average daylight in December: 13h and 3min
The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).
- Average sunshine in December: 9h and 4min
The month with the most sunshine is December (Average sunshine: 9h and 42min).
The month with the least sunshine is June (Average sunshine: 5h and 54min).
Average sunshine days in December
Vangaindrano, Madagascar
- Average sunshine days in December: 6.7 days
The month with the most sunshine days is September (12.9 days).
The month with the least sunshine days is January (6.3 days).
Average UV index in December
Vangaindrano, Madagascar
- Average UV index in December: 7
The months with the highest UV index are January, February and December (UV index 7).
The months with the lowest UV index are March, April, May, June, July, August, September, October and November (UV index 6).
Average cloud cover in December
Vangaindrano, Madagascar
- Average cloud cover in December: 44
The months with the most cloud cover are March and November (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Vangaindrano, Madagascar
- 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).
