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 arrival of December denotes a barely perceptible change in the average high-temperatures to a moderately hot 28.6°C (83.5°F) from November's 30.4°C (86.7°F). An average nighttime temperature of 24.7°C (76.5°F) marks December.Heat index
The heat index in December is appraised at a tropical 34°C (93.2°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', gives a temperature feeling by integrating air temperature and humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
The average relative humidity in December in Dégrad Perdu Temps, French Guiana, is 82%.Rainfall
In Dégrad Perdu Temps, French Guiana, in December, during 26 rainfall days, 227mm (8.94") of precipitation is typically accumulated. In Dégrad Perdu Temps, French Guiana, during the entire year, the rain falls for 288 days and collects up to 1773mm (69.8") of precipitation.Daylight
The month with the shortest days is December, with an average of 11h and 48min of daylight.On the first day of December, sunrise is at 06:27 and sunset at 18:18. On the last day of the month, sunrise is at 06:41 and sunset at 18:32 -03.
Sunshine
In December, the average sunshine in Dégrad Perdu Temps, French Guiana, is 7.4h.UV index
January through June and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 6 in December transforms into this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
How hot does it get in Dégrad Perdu Temps in December?
What is the average humidity in December in Dégrad Perdu Temps?
How many days does it rain in December in Dégrad Perdu Temps?
What is the month with the shortest days in Dégrad Perdu Temps?
What is the average length of the day in December in Dégrad Perdu Temps?
When are sunrise and sunset in December in Dégrad Perdu Temps?
How long on average sun shines in December in Dégrad Perdu Temps?
What is the month with the lowest UV index in Dégrad Perdu Temps?
What is the UV index intensity in December in Dégrad Perdu Temps?
Average temperature in December
Dégrad Perdu Temps, French Guiana
- Average high temperature in December: 28.6°C
The warmest months (with the highest average high temperature) are September and October (30.9°C).
The month with the lowest average high temperature is February (27.5°C).
- Average low temperature in December: 24.7°C
The month with the highest average low temperature is November (25.1°C).
The coldest month (with the lowest average low temperature) is January (24.2°C).
Average pressure in December
Dégrad Perdu Temps, French Guiana
- Average pressure in December: 1010.9mbar
The months with the highest atmospheric pressure are June and July (1013.1mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed in December
Dégrad Perdu Temps, French Guiana
- Average wind speed in December: 13.6km/h
The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is July (9.7km/h).
Average humidity in December
Dégrad Perdu Temps, French Guiana
- Average humidity in December: 82%
The months with the highest relative humidity are February and May (84%).
The months with the lowest relative humidity are September and October (77%).
Average rainfall in December
Dégrad Perdu Temps, French Guiana
- Average rainfall in December: 227mm
The wettest month (with the highest rainfall) is May (279mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in December
Dégrad Perdu Temps, French Guiana
- Average rainfall days in December: 26 days
The month with the highest number of rainy days is May (29.6 days).
The months with the least rainy days are September and October (14.3 days).
Average daylight in December /
Average sunshine in December
Dégrad Perdu Temps, French Guiana
- Average daylight in December: 11h and 5min
The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 48min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in December
Dégrad Perdu Temps, French Guiana
- Average sunshine days in December: 3.2 days
The month with the most sunshine days is October (13.2 days).
The month with the least sunshine days is May (0.6 days).
Average UV index in December
Dégrad Perdu Temps, French Guiana
- Average UV index in December: 6
The months with the highest UV index are July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June and December (UV index 6).
Average cloud cover in December
Dégrad Perdu Temps, French Guiana
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 25).
Average visibility in December
Dégrad Perdu Temps, French Guiana
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are May, June and July (9km).
Dégrad Perdu Temps, French Guiana
Weather forecast for your location
2. Allow the app to use your location
