December weather forecastEdwin, French Guiana

December

Weather in December

The first month of the winter, December, is still a hot month in Edwin, French Guiana, with an average temperature ranging between min 21.1°C (70°F) and max 30.9°C (87.6°F).

Temperature

The transition from November to December sees an average high-temperature of a still hot 30.9°C (87.6°F), indicating a minor variance from the prior month. Edwin experiences a mean low-temperature of 21.1°C (70°F) during December.

Heat index

For December, the heat index is computed to be a blistering 43°C (109.4°F). Keep alert: Heat cramps and heat exhaustion are probable. Heatstroke is a potential danger with continued physical activity.
Understanding the heat index involves considering values for shaded locales with light wind. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In Edwin, the average relative humidity in December is 86%.

Rainfall

In December, in Edwin, the rain falls for 28.1 days. Throughout December, 106mm (4.17") of precipitation is accumulated. In Edwin, French Guiana, during the entire year, the rain falls for 259.6 days and collects up to 915mm (36.02") of precipitation.

Daylight

December has the shortest days of the year in Edwin, with an average of 11h and 54min of daylight.
On the first day of December in Edwin, sunrise is at 06:28 and sunset at 18:20. On the last day of the month, sunrise is at 06:43 and sunset at 18:34 -03.

Sunshine

In Edwin, the average sunshine in December is 5.9h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: During December, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. It's recommended to limit sun exposure when its radiation is at its peak during midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in December, in Edwin, is 30.9°C (87.6°F) and the average low-temperature is 21.1°C (70°F). In December, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 43°C (109.4°F).

In December, the average relative humidity in Edwin is 86%.

In Edwin, French Guiana, in December, it is raining for 28.1 days, with typically 106mm (4.17") of accumulated precipitation.

With an average of 11h and 54min of daylight, December has the shortest days of the year in Edwin.

In December, the average day length in Edwin is 11h and 52min.

In December, on the first day of the month, sunrise is at 06:28 and sunset at 18:20. On the last day of the month, in Edwin, sunrise is at 06:43 and sunset at 18:34 -03.

The average sunshine duration in December in Edwin, French Guiana, is 5.9h.

The month with the lowest UV index in Edwin is December, with an average maximum UV index of 5.

In December, the average daily maximum UV index in Edwin is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

33.8°C

30.9°C

29.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.9km/h

5.8km/h

5.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.1

1.9

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Edwin, French Guiana

Average high temperature in December: 30.9°C

The warmest month (with the highest average high temperature) is October (34.8°C).
The month with the lowest average high temperature is February (29.5°C).

Average low temperature in December: 21.1°C

The month with the highest average low temperature is May (22°C).
The coldest month (with the lowest average low temperature) is January (20.7°C).

Average pressure in December
Edwin, French Guiana

Average pressure in December: 1010.7mbar

The months with the highest atmospheric pressure are June and July (1012.9mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).

Average wind speed in December
Edwin, French Guiana

Average wind speed in December: 5.3km/h

The windiest month (with the highest average wind speed) is March (5.5km/h).
The calmest month (with the lowest average wind speed) is July (4.4km/h).

Average humidity in December
Edwin, French Guiana

Average humidity in December: 86%

The month with the highest relative humidity is May (90%).
The month with the lowest relative humidity is October (73%).

Average rainfall in December
Edwin, French Guiana

Average rainfall in December: 106mm

The wettest month (with the highest rainfall) is May (171mm).
The driest month (with the least rainfall) is September (18mm).

Average rainfall days in December
Edwin, French Guiana

Average rainfall days in December: 28.1 days

The month with the highest number of rainy days is December (28.1 days).
The month with the least rainy days is September (10.3 days).

Average daylight in December /
Average sunshine in December
Edwin, French Guiana

Average daylight in December: 11h and 54min

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 54min).

Average sunshine in December: 5h and 54min

The month with the most sunshine is September (Average sunshine: 9h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Edwin, French Guiana

Average sunshine days in December: 2 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is February (1.4 days).

Average UV index in December
Edwin, French Guiana

Average UV index in December: 5

The months with the highest UV index are July, August, September, October and November (UV index 7).
The month with the lowest UV index is December (UV index 5).