August weather forecast
Deux Branches, French Guiana

August

Weather in August

August, the last month of the summer in Deux Branches, is a hot month, with temperature in the range of an average low of 24.5°C (76.1°F) and an average high of 30.4°C (86.7°F).

Temperature

August's presence records an average high-temperature of a hot 30.4°C (86.7°F), closely mirroring July's climate. Throughout the month of August, Deux Branches witnesses an average low-temperature of 24.5°C (76.1°F).

Heat index

Throughout August, the heat index is evaluated at a fiery hot 38°C (100.4°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

In August, the average relative humidity in Deux Branches is 78%.

Rainfall

In Deux Branches, in August, it is raining for 20.9 days, with typically 71mm (2.8") of accumulated precipitation. In Deux Branches, French Guiana, during the entire year, the rain falls for 288 days and collects up to 1773mm (69.8") of precipitation.

Daylight

In Deux Branches, the average length of the day in August is 12h and 17min.
On the first day of the month, sunrise is at 06:28 and sunset at 18:49. On the last day of August, sunrise is at 06:26 and sunset at 18:39 -03.

Sunshine

In Deux Branches, the average sunshine in August is 8.9h.

UV index

The months with the highest UV index are July through November, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: A maximum high UV index of 7 in August translates into the following recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

How hot is August in Deux Branches?
Deux Branches in August has an average high-temperature of 30.4°C (86.7°F) and an average low-temperature of 24.5°C (76.1°F). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 38°C (100.4°F).
What is the average humidity in August in Deux Branches?
In August, the average relative humidity is 78%.
How much does it rain in Deux Branches in August?
In Deux Branches, in August, it is raining for 20.9 days, with typically 71mm (2.8") of accumulated precipitation.
How many hours of daylight does Deux Branches have in August?
The average day length in August in Deux Branches is 12h and 17min.
When are sunrise and sunset in August in Deux Branches?
On the first day of August in Deux Branches, sunrise is at 06:28 and sunset at 18:49. On the last day of the month, sunrise is at 06:26 and sunset at 18:39 -03.
How long on average sun shines in August in Deux Branches?
The average sunshine duration in August is 8.9h.
When is the highest UV index in Deux Branches?
The months with the highest UV index in Deux Branches are July through November, with an average maximum UV index of 7.
What is the UV index intensity in August in Deux Branches?
In August, the average daily maximum UV index in Deux Branches, French Guiana, is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in August - Deux Branches, French Guiana
Average temperature in August
Deux Branches, French Guiana
  • Average high temperature in August: 30.4°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 August: 24.5°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 August - Deux Branches, French Guiana
Average pressure in August
Deux Branches, French Guiana
  • Average pressure in August: 1012.6mbar

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 August - Deux Branches, French Guiana
Average wind speed in August
Deux Branches, French Guiana
  • Average wind speed in August: 11.3km/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 August - Deux Branches, French Guiana
Average humidity in August
Deux Branches, French Guiana
  • Average humidity in August: 78%

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 August - Deux Branches, French Guiana
Average rainfall in August
Deux Branches, French Guiana
  • Average rainfall in August: 71mm

The wettest month (with the highest rainfall) is May (279mm).
The driest month (with the least rainfall) is September (29mm).

Average rainfall days in August - Deux Branches, French Guiana
Average rainfall days in August
Deux Branches, French Guiana
  • Average rainfall days in August: 20.9 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 August / Average sunshine in August - Deux Branches, French Guiana
Average daylight in August /
Average sunshine in August
Deux Branches, French Guiana
  • Average daylight in August: 12h and 2min

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 August: 8h and 5min

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 August - Deux Branches, French Guiana
Average sunshine days in August
Deux Branches, French Guiana
  • Average sunshine days in August: 5.8 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 August - Deux Branches, French Guiana
Average UV index in August
Deux Branches, French Guiana
  • Average UV index in August: 7

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 August - Deux Branches, French Guiana
Average cloud cover in August
Deux Branches, French Guiana
  • Average cloud cover in August: 30

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 August - Deux Branches, French Guiana
Average visibility in August
Deux Branches, French Guiana
  • Average visibility in August: 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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