December weather forecast
Loulouïe, French Guiana

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Weather in December

The first month of the winter, December, is also a moderately hot month in Loulouïe, French Guiana, with temperature in the range of an average low of 24.7°C (76.5°F) and an average high of 28.6°C (83.5°F).

Temperature

Loulouïe in December witnesses an average high-temperature of a moderately hot 28.6°C (83.5°F), indicating a slight variation from November's 30.4°C (86.7°F). The month of December in Loulouïe is marked by an average minimum temperature of 24.7°C (76.5°F), slightly cooler than its daytime counterpart.

Heat index

For December, the heat index is estimated at a hot 34°C (93.2°F). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful 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

The average relative humidity in December is 82%.

Rainfall

In Loulouïe, French Guiana, in December, during 26 rainfall days, 227mm (8.94") of precipitation is typically accumulated. In Loulouïe, during the entire year, the rain falls for 288 days and collects up to 1773mm (69.8") of precipitation.

Daylight

With an average of 11h and 48min of daylight, December has the shortest days of the year in Loulouïe, French Guiana.
On the first day of December in Loulouïe, sunrise is at 06:25 and sunset at 18:17. On the last day of the month, sunrise is at 06:39 and sunset at 18:30 -03.

Sunshine

In December, the average sunshine in Loulouïe is 7.4h.

UV index

The months with the lowest UV index in Loulouïe are January through June and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 6 translates into these guidelines:
Resist extreme sun exposure. Guarding against solar damage is essential. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

How hot does it get in Loulouïe in December?

In December, the average high-temperature and low-temperature in Loulouïe, French Guiana, are 28.6°C (83.5°F) and 24.7°C (76.5°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in December is estimated at 34°C (93.2°F).

What is the average humidity in December in Loulouïe?

The average relative humidity in December in Loulouïe is 82%.

How many days does it rain in December in Loulouïe?

In Loulouïe, French Guiana, in December, it is raining for 26 days, with typically 227mm (8.94") of accumulated precipitation.

What is the month with the shortest days in Loulouïe?

December has the shortest days of the year in Loulouïe, with an average of 11h and 48min of daylight.

How many hours of daylight does Loulouïe have in December?

The average day length in December is 11h and 51min.

When is the sunrise / sunset in December in Loulouïe?

On the first day of December, sunrise is at 06:25 and sunset at 18:17. On the last day of the month, sunrise is at 06:39 and sunset at 18:30 -03.

How many hours of sunshine does Loulouïe have in December?

In December, the average sunshine duration in Loulouïe, French Guiana, is 7.4h.

When is the lowest UV index in Loulouïe?

The months with the lowest UV index in Loulouïe are January through June and December, with an average maximum UV index of 6.

How high is the UV index in December in Loulouïe?

In Loulouïe, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.

Average temperature in December
Loulouïe, French Guiana

Average temperature in December - Loulouïe, 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).

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Average pressure in December
Loulouïe, French Guiana

Average pressure in December - Loulouïe, 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).

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Average wind speed in December
Loulouïe, French Guiana

Average wind speed in December - Loulouïe, 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).

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Average humidity in December
Loulouïe, French Guiana

Average humidity in December - Loulouïe, 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%).

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Average rainfall in December
Loulouïe, French Guiana

Average rainfall in December - Loulouïe, 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).

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Average rainfall days in December
Loulouïe, French Guiana

Average rainfall days in December - Loulouïe, 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).

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

Average daylight in December / Average sunshine in December - Loulouïe, 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).

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Average sunshine days in December
Loulouïe, French Guiana

Average sunshine days in December - Loulouïe, 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).

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Average UV index in December
Loulouïe, French Guiana

Average UV index in December - Loulouïe, 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).

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Average cloud cover in December
Loulouïe, French Guiana

Average cloud cover in December - Loulouïe, 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).

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Average visibility in December
Loulouïe, French Guiana

Average visibility in December - Loulouïe, 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).

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Loulouïe, French Guiana

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