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
In the transition from November to December, Poroani reports an average high-temperature of a still warm 28.4°C (83.1°F), indicating a close resemblance to the prior month. December is characterized by a steady nighttime low-temperature of 27.7°C (81.9°F).Heat index
December's mean heat index is appraised at a tropical 32°C (89.6°F). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.Evaluating the heat index requires understanding its values in the shade and with gentle winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
Humidity
The average relative humidity in December is 73%.Rainfall
In Poroani, in December, during 23.4 rainfall days, 125mm (4.92") of precipitation is typically accumulated. Throughout the year, in Poroani, there are 183.3 rainfall days, and 864mm (34.02") of precipitation is accumulated.Daylight
December has the longest days of the year in Poroani, with an average of 12h and 54min of daylight.On the first day of December in Poroani, sunrise is at 05:23 and sunset at 18:13. On the last day of the month, sunrise is at 05:36 and sunset at 18:28 EAT.
Sunshine
December has the most sunshine of the year in Poroani, with an average of 10.7h of sunshine.UV index
January through December, with an average maximum UV index of 7, are months with the highest UV index in Poroani. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Poroani. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: An average UV index of 7 in December transforms into this advice:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in Poroani in December?
What is the average humidity in December in Poroani?
How many days does it rain in December in Poroani?
When are the longest days in Poroani?
How many hours of daylight does Poroani have in December?
When is the sunrise / sunset in December in Poroani?
What month has the most sunshine in Poroani?
How many hours of sunshine does Poroani have in December?
When is the highest UV index in Poroani?
What is the month with the lowest UV index in Poroani?
What is the UV index reading in December in Poroani?
Average temperature in December
Poroani, Mayotte
- Average high temperature in December: 28.4°C
The warmest months (with the highest average high temperature) are March and April (28.9°C).
The month with the lowest average high temperature is September (25.3°C).
- Average low temperature in December: 27.7°C
The months with the highest average low temperature are February and March (28°C).
The coldest month (with the lowest average low temperature) is August (24.6°C).
Average pressure in December
Poroani, Mayotte
- Average pressure in December: 1011mbar
The month with the highest atmospheric pressure is August (1016.8mbar).
The month with the lowest atmospheric pressure is February (1010mbar).
Average wind speed in December
Poroani, Mayotte
- Average wind speed in December: 12km/h
The windiest month (with the highest average wind speed) is July (21km/h).
The calmest month (with the lowest average wind speed) is September (10.9km/h).
Average humidity in December
Poroani, Mayotte
- Average humidity in December: 73%
The months with the highest relative humidity are January, October and November (76%).
The month with the lowest relative humidity is July (71%).
Average rainfall in December
Poroani, Mayotte
- Average rainfall in December: 125mm
The wettest month (with the highest rainfall) is January (230mm).
The driest months (with the least rainfall) are July, August and September (6mm).
Average rainfall days in December
Poroani, Mayotte
- Average rainfall days in December: 23.4 days
The month with the highest number of rainy days is January (25.5 days).
The month with the least rainy days is August (5.3 days).
Average daylight in December /
Average sunshine in December
Poroani, Mayotte
- Average daylight in December: 12h and 5min
The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 24min).
- Average sunshine in December: 10h and 4min
The month with the most sunshine is December (Average sunshine: 10h and 42min).
The month with the least sunshine is April (Average sunshine: 6h and 54min).
Average sunshine days in December
Poroani, Mayotte
- Average sunshine days in December: 5.7 days
The month with the most sunshine days is August (22.6 days).
The month with the least sunshine days is January (3.7 days).
Average UV index in December
Poroani, Mayotte
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in December
Poroani, Mayotte
- Average cloud cover in December: 34
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 16).
Average visibility in December
Poroani, Mayotte
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Poroani, Mayotte
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