October weather forecast
Trou Poissons, French Guiana

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Weather in October

October, like September, is another hot autumn month in Trou Poissons, French Guiana, with an average temperature ranging between min 25°C (77°F) and max 30.9°C (87.6°F).

Temperature

September and October are the warmest months, with an average high-temperature of 30.9°C (87.6°F).

Heat index

The heat index value for October is calculated to be a blistering 40°C (104°F). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
One should consider that heat index numbers are for shaded settings and light wind. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Overheating and dehydration threats arise when heat gain goes beyond what the body can comfortably shed.

Humidity

September and October, with an average relative humidity of 77%, are the least humid months in Trou Poissons.

Rainfall

In Trou Poissons, in October, it is raining for 14.3 days, with typically 33mm (1.3") of accumulated precipitation. In Trou Poissons, during the entire year, the rain falls for 288 days and collects up to 1773mm (69.8") of precipitation.

Daylight

In October, the average length of the day in Trou Poissons is 12h and 0min.
On the first day of October in Trou Poissons, French Guiana, sunrise is at 06:19 and sunset at 18:23. On the last day of the month, sunrise is at 06:18 and sunset at 18:13 -03.

Sunshine

The average sunshine in October is 9.2h.

UV index

The months with the highest UV index are July through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: During October, 7 as the daily maximum UV index converts into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Jan 31, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What time of the year is the hottest in Trou Poissons?

The warmest period falls in September and October, when the average high-temperature reaches 30.9°C (87.6°F).

Is it hot in Trou Poissons during October?

October temperatures in Trou Poissons, French Guiana, vary between a high-temperature of 30.9°C (87.6°F) and a low-temperature of 25°C (77°F). In October, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is calculated to be 40°C (104°F).

What is the least humid month in Trou Poissons?

The months with the lowest humidity in Trou Poissons, French Guiana, are September and October, with an average relative humidity of 77%.

What is the average humidity in October in Trou Poissons?

The average relative humidity in October in Trou Poissons, French Guiana, is 77%.

How much does it rain in Trou Poissons in October?

In Trou Poissons, French Guiana, in October, it is raining for 14.3 days, with typically 33mm (1.3") of accumulated precipitation.

What is the average length of the day in October in Trou Poissons?

In Trou Poissons, French Guiana, the average day length in October is 12h and 0min.

When are sunrise and sunset in October in Trou Poissons?

In October, on the first day of the month, sunrise is at 06:19 and sunset at 18:23. On the last day of the month, sunrise is at 06:18 and sunset at 18:13 -03.

How long on average sun shines in October in Trou Poissons?

In Trou Poissons, French Guiana, the average sunshine duration in October is 9.2h.

What is the month with the highest UV index in Trou Poissons?

July through November, with an average maximum UV index of 7, are months with the highest UV index in Trou Poissons, French Guiana.

How high is the UV index in October in Trou Poissons?

In Trou Poissons, French Guiana, the average daily maximum UV index in October is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation.

Average temperature in October
Trou Poissons, French Guiana

Average temperature in October - Trou Poissons, French Guiana
  • Average high temperature in October: 30.9°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 October: 25°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 October
Trou Poissons, French Guiana

Average pressure in October - Trou Poissons, French Guiana
  • Average pressure in October: 1010.6mbar

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 October
Trou Poissons, French Guiana

Average wind speed in October - Trou Poissons, French Guiana
  • Average wind speed in October: 12.6km/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).

Average humidity in October
Trou Poissons, French Guiana

Average humidity in October - Trou Poissons, French Guiana
  • Average humidity in October: 77%

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 October
Trou Poissons, French Guiana

Average rainfall in October - Trou Poissons, French Guiana
  • Average rainfall in October: 33mm

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

Average rainfall days in October
Trou Poissons, French Guiana

Average rainfall days in October - Trou Poissons, French Guiana
  • Average rainfall days in October: 14.3 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 October /
Average sunshine in October
Trou Poissons, French Guiana

Average daylight in October / Average sunshine in October - Trou Poissons, French Guiana
  • Average daylight in October: 12h and 0min

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 October: 9h and 1min

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 October
Trou Poissons, French Guiana

Average sunshine days in October - Trou Poissons, French Guiana
  • Average sunshine days in October: 13.2 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).

Average UV index in October
Trou Poissons, French Guiana

Average UV index in October - Trou Poissons, French Guiana
  • Average UV index in October: 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 October
Trou Poissons, French Guiana

Average cloud cover in October - Trou Poissons, French Guiana
  • Average cloud cover in October: 29

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 October
Trou Poissons, French Guiana

Average visibility in October - Trou Poissons, French Guiana
  • Average visibility in October: 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).

Trou Poissons, French Guiana

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