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
On the advent of December, Dégrad Papa Jean's average high-temperature exhibits a minor adjustment to a moderately hot 28.6°C (83.5°F) from November's 30.4°C (86.7°F). Registering an almost steady temperature, Dégrad Papa Jean's nights in December see an average low of 24.7°C (76.5°F).Heat index
For most parts of December, the heat index is appraised at a tropical 34°C (93.2°F). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a value derived by merging air temperature with the humidity to convey how the climate feels. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Humidity
In December, the average relative humidity is 82%.Rainfall
In December, the rain falls for 26 days. Throughout December, 227mm (8.94") of precipitation is accumulated. Throughout the year, in Dégrad Papa Jean, there are 288 rainfall days, and 1773mm (69.8") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 11h and 48min of daylight.On the first day of December, sunrise is at 06:26 and sunset at 18:17. On the last day of the month, sunrise is at 06:40 and sunset at 18:31 -03.
Sunshine
In December, the average sunshine in Dégrad Papa Jean 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 value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.Note: In December, a regular UV index of 6 translates into these guidelines:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
Is it hot in Dégrad Papa Jean during December?
What is the average humidity in December in Dégrad Papa Jean?
How many days does it rain in December in Dégrad Papa Jean?
What is the month with the shortest days in Dégrad Papa Jean?
What is the average length of the day in December in Dégrad Papa Jean?
When is the sunrise / sunset in December in Dégrad Papa Jean?
How long on average sun shines in December in Dégrad Papa Jean?
What is the month with the lowest UV index in Dégrad Papa Jean?
What is the UV index intensity in December in Dégrad Papa Jean?
Average temperature in December
Dégrad Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, 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 Papa Jean, French Guiana
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