August weather forecast
Jalbot, French Guiana

August

Weather in August

August, the last month of the summer in Jalbot, is a tropical month, with an average temperature varying between 23.9°C (75°F) and 30.9°C (87.6°F).

Temperature

Jalbot marks the arrival of August with an average high-temperature of a tropical 30.9°C (87.6°F), hardly different from July's 29.8°C (85.6°F). In Jalbot, the August nights cool down to an average low of 23.9°C (75°F).

Heat index

During August, the heat index is computed to be an extremely hot 40°C (104°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In August, the average relative humidity in Jalbot, French Guiana, is 78%.

Rainfall

In Jalbot, during August, the rain falls for 19.2 days and regularly aggregates up to 68mm (2.68") of precipitation. In Jalbot, during the entire year, the rain falls for 277 days and collects up to 1707mm (67.2") of precipitation.

Daylight

In Jalbot, the average length of the day in August is 12h and 15min.
On the first day of August in Jalbot, sunrise is at 06:27 and sunset at 18:45. On the last day of the month, sunrise is at 06:24 and sunset at 18:36 -03.

Sunshine

In Jalbot, the average sunshine in August is 8.8h.

UV index

June through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In August, the UV index of 7 transforms into the following advice:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

How hot is it in Jalbot in August?
The average high-temperature and low-temperature in Jalbot, French Guiana, during August are 30.9°C (87.6°F) and 23.9°C (75°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 40°C (104°F).
What is the average humidity in August in Jalbot?
In Jalbot, French Guiana, the average relative humidity in August is 78%.
How much does it rain in Jalbot in August?
In Jalbot, in August, during 19.2 rainfall days, 68mm (2.68") of precipitation is typically accumulated.
How many hours of daylight does Jalbot have in August?
In Jalbot, French Guiana, the average day length in August is 12h and 15min.
What time are sunrise and sunset in August in Jalbot?
On the first day of August, sunrise is at 06:27 and sunset at 18:45. On the last day of the month, sunrise is at 06:24 and sunset at 18:36 -03.
How long on average sun shines in August in Jalbot?
The average sunshine duration in August in Jalbot is 8.8h.
When is the highest UV index in Jalbot?
The months with the highest UV index in Jalbot, French Guiana, are June through November, with an average maximum UV index of 7.
What is the UV index intensity in August in Jalbot?
In Jalbot, French Guiana, the average daily maximum UV index in August is 7. A UV Index reading of 6 to 7 represents 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 - Jalbot, French Guiana
Average temperature in August
Jalbot, French Guiana
  • Average high temperature in August: 30.9°C

The warmest month (with the highest average high temperature) is October (31.6°C).
The month with the lowest average high temperature is February (27.7°C).

  • Average low temperature in August: 23.9°C

The months with the highest average low temperature are October and November (24.8°C).
The coldest months (with the lowest average low temperature) are June and July (23.8°C).

Average pressure in August - Jalbot, French Guiana
Average pressure in August
Jalbot, French Guiana
  • Average pressure in August: 1012.7mbar

The month with the highest atmospheric pressure is July (1013.2mbar).
The month with the lowest atmospheric pressure is November (1009.8mbar).

Average wind speed in August - Jalbot, French Guiana
Average wind speed in August
Jalbot, French Guiana
  • Average wind speed in August: 10km/h

The windiest month (with the highest average wind speed) is February (12.9km/h).
The calmest month (with the lowest average wind speed) is July (8.3km/h).

Average humidity in August - Jalbot, French Guiana
Average humidity in August
Jalbot, French Guiana
  • Average humidity in August: 78%

The month with the highest relative humidity is May (86%).
The months with the lowest relative humidity are September and October (76%).

Average rainfall in August - Jalbot, French Guiana
Average rainfall in August
Jalbot, French Guiana
  • Average rainfall in August: 68mm

The wettest month (with the highest rainfall) is May (293mm).
The driest month (with the least rainfall) is September (23mm).

Average rainfall days in August - Jalbot, French Guiana
Average rainfall days in August
Jalbot, French Guiana
  • Average rainfall days in August: 19.2 days

The month with the highest number of rainy days is May (28.9 days).
The month with the least rainy days is October (11.6 days).

Average daylight in August / Average sunshine in August - Jalbot, French Guiana
Average daylight in August /
Average sunshine in August
Jalbot, 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 54min).

  • Average sunshine in August: 8h and 5min

The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).

Average sunshine days in August - Jalbot, French Guiana
Average sunshine days in August
Jalbot, French Guiana
  • Average sunshine days in August: 6.8 days

The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (0.9 days).

Average UV index in August - Jalbot, French Guiana
Average UV index in August
Jalbot, French Guiana
  • Average UV index in August: 7

The months with the highest UV index are June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March, April, May and December (UV index 6).

Average cloud cover in August - Jalbot, French Guiana
Average cloud cover in August
Jalbot, French Guiana
  • Average cloud cover in August: 31

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 25).

Average visibility in August - Jalbot, French Guiana
Average visibility in August
Jalbot, French Guiana
  • Average visibility in August: 10km

The months with the highest visibility are January, February, March, August, September, October and November (10km).
The months with the lowest visibility are April, May, June, July and December (9km).

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