October weather forecast
Dégrad Fourmi, French Guiana

October

Weather in October

October, like September, is another tropical autumn month in Dégrad Fourmi, French Guiana, with temperature in the range of an average low of 20.8°C (69.4°F) and an average high of 34.9°C (94.8°F).

Temperature

October, with its high-temperature average of 34.9°C (94.8°F) and a low-temperature average of 20.8°C (69.4°F), is the warmest month.

Heat index

The heat index value for October is evaluated at a blazing hot 51°C (123.8°F). Be careful: Heat exhaustion and heat cramps are probable. Heatstroke may result from extended activity.
For clarity, heat index numbers account for light winds and areas under shade. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', ties air temperature with relative humidity to produce the perceived temperature sensation. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

October is the least humid month in Dégrad Fourmi, French Guiana, with an average relative humidity of 72%.

Rainfall

October is the month with the least rainfall in Dégrad Fourmi, French Guiana. Rain falls for 10.4 days and accumulates 21mm (0.83") of precipitation.

Daylight

The average length of the day in October is 12h and 2min.
On the first day of October, sunrise is at 06:21 and sunset at 18:26. On the last day of the month, sunrise is at 06:17 and sunset at 18:17 -03.

Sunshine

September and October, with an average of 8.8h of sunshine, are months with the most sunshine.

UV index

August through November, with an average maximum UV index of 7, are months with the highest UV index in Dégrad Fourmi. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 7 in October transforms into the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

What time of the year is the hottest in Dégrad Fourmi?
Dégrad Fourmi's warmest month, October, generally records average temperatures ranging from a high of 34.9°C (94.8°F) to a low of 20.8°C (69.4°F).
How hot does it get in Dégrad Fourmi in October?
The high-temperature, in October, in Dégrad Fourmi, is 34.9°C (94.8°F), while the low-temperature averages to 20.8°C (69.4°F). In October, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 51°C (123.8°F).
What is the least humid month in Dégrad Fourmi?
With an average relative humidity of 72%, October is the least humid month in Dégrad Fourmi.
What is the average humidity in October in Dégrad Fourmi?
The average relative humidity in October in Dégrad Fourmi, French Guiana, is 72%.
What is the driest month in Dégrad Fourmi?
October is the month with the least rainfall in Dégrad Fourmi, French Guiana. Rain falls for 10.4 days and accumulates 21mm (0.83") of precipitation.
How many days does it rain in October in Dégrad Fourmi?
In Dégrad Fourmi, in October, it is raining for 10.4 days, with typically 21mm (0.83") of accumulated precipitation.
How many hours of daylight does Dégrad Fourmi have in October?
In Dégrad Fourmi, French Guiana, the average day length in October is 12h and 2min.
What time are sunrise and sunset in October in Dégrad Fourmi?
In October, on the first day of the month, sunrise is at 06:21 and sunset at 18:26. On the last day of the month, in Dégrad Fourmi, French Guiana, sunrise is at 06:17 and sunset at 18:17 -03.
What is the month with the most sunshine in Dégrad Fourmi?
The months with the most sunshine in Dégrad Fourmi, French Guiana, are September and October, with an average of 8.8h of sunshine.
How many hours of sunshine does Dégrad Fourmi have in October?
In Dégrad Fourmi, French Guiana, the average sunshine duration in October is 8.8h.
What is the month with the highest UV index in Dégrad Fourmi?
The months with the highest UV index in Dégrad Fourmi, French Guiana, are August through November, with an average maximum UV index of 7.
How high is the UV index in October in Dégrad Fourmi?
In Dégrad Fourmi, 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 Sun's UV rays.
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 October
Dégrad Fourmi, French Guiana
  • Average high temperature in October: 34.9°C

The warmest month (with the highest average high temperature) is October (34.9°C).
The month with the lowest average high temperature is February (29.3°C).

  • Average low temperature in October: 20.8°C

The month with the highest average low temperature is May (21.9°C).
The coldest months (with the lowest average low temperature) are August and September (20.5°C).

Average pressure in October
Dégrad Fourmi, French Guiana
  • Average pressure in October: 1010.2mbar

The months with the highest atmospheric pressure are June and July (1013mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).

Average wind speed in October
Dégrad Fourmi, French Guiana
  • Average wind speed in October: 5.2km/h

The windiest months (with the highest average wind speed) are February, March and November (5.3km/h).
The calmest month (with the lowest average wind speed) is July (4.2km/h).

Average humidity in October
Dégrad Fourmi, French Guiana
  • Average humidity in October: 72%

The month with the highest relative humidity is May (90%).
The month with the lowest relative humidity is October (72%).

Average rainfall in October
Dégrad Fourmi, French Guiana
  • Average rainfall in October: 21mm

The wettest month (with the highest rainfall) is May (192mm).
The driest month (with the least rainfall) is October (21mm).

Average rainfall days in October
Dégrad Fourmi, French Guiana
  • Average rainfall days in October: 10.4 days

The months with the highest number of rainy days are January and March (26.8 days).
The month with the least rainy days is October (10.4 days).

Average daylight in October /
Average sunshine in October
Dégrad Fourmi, French Guiana
  • Average daylight in October: 12h and 0min

The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).

  • Average sunshine in October: 8h and 5min

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

Average sunshine days in October
Dégrad Fourmi, French Guiana
  • Average sunshine days in October: 17.3 days

The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is February (1.8 days).

Average UV index in October
Dégrad Fourmi, French Guiana
  • Average UV index in October: 7

The months with the highest UV index are August, September, October and November (UV index 7).
The months with the lowest UV index are January, March and December (UV index 5).

Average cloud cover in October
Dégrad Fourmi, French Guiana
  • Average cloud cover in October: 44

The month with the most cloud cover is February (Cloud cover 81).
The month with the least cloud cover is October (Cloud cover 44).

Average visibility in October
Dégrad Fourmi, French Guiana
  • Average visibility in October: 8km

The month with the highest visibility is October (8km).
The month with the lowest visibility is May (5km).

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