August weather forecast
Maman Koumarou, French Guiana

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Weather in August

August, the last month of the summer in Maman Koumarou, is also a hot month, with temperature in the range of an average high of 32.3°C (90.1°F) and an average low of 21.9°C (71.4°F).

Temperature

The advent of August sees the average high-temperature at a still hot 32.3°C (90.1°F), subtly shifted from July's 30.3°C (86.5°F). The low-temperature averages to an agreeable 21.9°C (71.4°F) during the nights of August.

Heat index

Throughout August, the heat index is estimated at a life-threatening hot 45°C (113°F). Attention: Heat exhaustion and heat cramps are anticipated. Prolonged effort can result in heatstroke.
Heat index data is primarily for areas with shade and subjected to light winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. In direct sunlight, the heat's impact can be heightened, potentially 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 often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

In August, the average relative humidity is 80%.

Rainfall

In Maman Koumarou, in August, during 18.8 rainfall days, 54mm (2.13") of precipitation is typically accumulated. In Maman Koumarou, during the entire year, the rain falls for 280.4 days and collects up to 1281mm (50.43") of precipitation.

Daylight

In August, the average length of the day in Maman Koumarou is 12h and 15min.
On the first day of the month, sunrise is at 06:26 and sunset at 18:44. On the last day of August, sunrise is at 06:23 and sunset at 18:34 -03.

Sunshine

In August, the average sunshine in Maman Koumarou is 8.4h.

UV index

The months with the highest UV index are July through November, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the maximum UV index of 7 suggests this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. 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. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot does it get in Maman Koumarou in August?

In Maman Koumarou, in August, the average high-temperature is 32.3°C (90.1°F), and the average low-temperature is 21.9°C (71.4°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is estimated at 45°C (113°F).

What is the average humidity in August in Maman Koumarou?

The average relative humidity in August in Maman Koumarou is 80%.

How many days does it rain in August in Maman Koumarou?

In Maman Koumarou, French Guiana, in August, during 18.8 rainfall days, 54mm (2.13") of precipitation is typically accumulated.

What is the average length of the day in August in Maman Koumarou?

In August, the average day length is 12h and 15min.

When are sunrise and sunset in August in Maman Koumarou?

In August, on the first day of the month, sunrise is at 06:26 and sunset at 18:44. On the last day of the month, in Maman Koumarou, sunrise is at 06:23 and sunset at 18:34 -03.

How many hours of sunshine does Maman Koumarou have in August?

In Maman Koumarou, French Guiana, the average sunshine duration in August is 8.4h.

What are the months with the highest UV index in Maman Koumarou?

July through November, with an average maximum UV index of 7, are months with the highest UV index in Maman Koumarou.

What is the UV index intensity in August in Maman Koumarou?

The average daily maximum UV index in August in Maman Koumarou is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Maman Koumarou, French Guiana

Average temperature in August - Maman Koumarou, French Guiana
  • Average high temperature in August: 32.3°C

The warmest month (with the highest average high temperature) is October (33.9°C).
The month with the lowest average high temperature is February (27.8°C).

  • Average low temperature in August: 21.9°C

The month with the highest average low temperature is April (22.5°C).
The coldest month (with the lowest average low temperature) is July (21.5°C).

Average pressure in August
Maman Koumarou, French Guiana

Average pressure in August - Maman Koumarou, French Guiana
  • Average pressure in August: 1012.8mbar

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
Maman Koumarou, French Guiana

Average wind speed in August - Maman Koumarou, French Guiana
  • Average wind speed in August: 5.4km/h

The windiest month (with the highest average wind speed) is October (6.2km/h).
The calmest month (with the lowest average wind speed) is June (4.3km/h).

Average humidity in August
Maman Koumarou, French Guiana

Average humidity in August - Maman Koumarou, French Guiana
  • Average humidity in August: 80%

The month with the highest relative humidity is May (91%).
The month with the lowest relative humidity is October (75%).

Average rainfall in August
Maman Koumarou, French Guiana

Average rainfall in August - Maman Koumarou, French Guiana
  • Average rainfall in August: 54mm

The wettest month (with the highest rainfall) is May (215mm).
The driest month (with the least rainfall) is October (20mm).

Average rainfall days in August
Maman Koumarou, French Guiana

Average rainfall days in August - Maman Koumarou, French Guiana
  • Average rainfall days in August: 18.8 days

The month with the highest number of rainy days is May (29.8 days).
The month with the least rainy days is October (10.9 days).

Average daylight in August /
Average sunshine in August
Maman Koumarou, French Guiana

Average daylight in August / Average sunshine in August - Maman Koumarou, French Guiana
  • Average daylight in August: 12h and 1min

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 2min

The month with the most sunshine is September (Average sunshine: 8h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in August
Maman Koumarou, French Guiana

Average sunshine days in August - Maman Koumarou, French Guiana
  • Average sunshine days in August: 8.8 days

The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is April (0.5 days).

Average UV index in August
Maman Koumarou, French Guiana

Average UV index in August - Maman Koumarou, 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
Maman Koumarou, French Guiana

Average cloud cover in August - Maman Koumarou, French Guiana
  • Average cloud cover in August: 52

The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is October (Cloud cover 45).

Average visibility in August
Maman Koumarou, French Guiana

Average visibility in August - Maman Koumarou, French Guiana
  • Average visibility in August: 6km

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

Maman Koumarou, French Guiana

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