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 advent of December observes an average high-temperature of a still warm 28.4°C (83.1°F), nearly identical to November's 27.6°C (81.7°F). December nights in La Grille reveal a minor deviation from daytime highs, with a mean low-temperature of 27°C (80.6°F).Heat index
The heat index value during December is evaluated at a hot 32°C (89.6°F). Constant activity during exposure could result in a state of weariness and possibly heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
In La Grille, the average relative humidity in December is 75%.Rainfall
In La Grille, during December, the rain falls for 19.2 days and regularly aggregates up to 110mm (4.33") of precipitation. In La Grille, during the entire year, the rain falls for 190.9 days and collects up to 867mm (34.13") of precipitation.Daylight
December has the longest days of the year in La Grille, with an average of 12h and 48min of daylight.On the first day of December in La Grille, sunrise is at 05:33 and sunset at 18:18. On the last day of the month, sunrise is at 05:46 and sunset at 18:33 EAT.
Sunshine
The average sunshine in December is 10.7h.UV index
The months with the highest UV index in La Grille are January through June, September through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 7 during December translates into these guidelines:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
How hot is it in La Grille in December?
What is the average humidity in December in La Grille?
How much does it rain in La Grille in December?
When are the longest days in La Grille?
What is the average length of the day in December in La Grille?
When are sunrise and sunset in December in La Grille?
How many hours of sunshine does La Grille have in December?
When is the highest UV index in La Grille?
What is the UV index intensity in December in La Grille?
Average temperature in December
La Grille, Comoros
- Average high temperature in December: 28.4°C
The warmest month (with the highest average high temperature) is March (28.6°C).
The months with the lowest average high temperature are July, August and September (25.4°C).
- Average low temperature in December: 27°C
The month with the highest average low temperature is March (27.5°C).
The coldest month (with the lowest average low temperature) is August (23.9°C).
Average pressure in December
La Grille, Comoros
- Average pressure in December: 1010.9mbar
The month with the highest atmospheric pressure is July (1017mbar).
The month with the lowest atmospheric pressure is February (1010mbar).
Average wind speed in December
La Grille, Comoros
- Average wind speed in December: 12km/h
The windiest month (with the highest average wind speed) is July (22.1km/h).
The calmest months (with the lowest average wind speed) are March, November and December (12km/h).
Average humidity in December
La Grille, Comoros
- Average humidity in December: 75%
The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in December
La Grille, Comoros
- Average rainfall in December: 110mm
The wettest month (with the highest rainfall) is January (176mm).
The driest months (with the least rainfall) are August and September (14mm).
Average rainfall days in December
La Grille, Comoros
- Average rainfall days in December: 19.2 days
The month with the highest number of rainy days is April (23.1 days).
The month with the least rainy days is August (9.8 days).
Average daylight in December /
Average sunshine in December
La Grille, Comoros
- Average daylight in December: 12h and 5min
The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).
- Average sunshine in December: 10h and 4min
The month with the most sunshine is November (Average sunshine: 11h and 18min).
The months with the least sunshine are May and June (Average sunshine: 7h and 12min).
Average sunshine days in December
La Grille, Comoros
- Average sunshine days in December: 8.8 days
The month with the most sunshine days is August (15.8 days).
The month with the least sunshine days is April (5.1 days).
Average UV index in December
La Grille, Comoros
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, September, October, November and December (UV index 7).
The months with the lowest UV index are July and August (UV index 6).
Average cloud cover in December
La Grille, Comoros
- Average cloud cover in December: 34
The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
La Grille, Comoros
- 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).
La Grille, Comoros
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