Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
October
Weather in October
Temperature
With its high average temperature of 31.6°C (88.9°F) and a low of 24.8°C (76.6°F), October is regarded as the warmest month.Heat index
The heat index value for October is evaluated at an extremely hot 41°C (105.8°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.Know that the heat index computations account for shaded terrains and slight winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. 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. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.
Humidity
The months with the lowest humidity in Guenouillet, French Guiana, are September and October, with an average relative humidity of 76%.Rainfall
In Guenouillet, French Guiana, during October, the rain falls for 11.6 days and regularly aggregates up to 26mm (1.02") of precipitation. Throughout the year, there are 277 rainfall days, and 1707mm (67.2") of precipitation is accumulated.Daylight
In October, the average length of the day in Guenouillet is 12h and 1min.On the first day of the month, sunrise is at 06:17 and sunset at 18:21. On the last day of October, in Guenouillet, sunrise is at 06:14 and sunset at 18:11 -03.
Sunshine
The average sunshine in October is 9.1h.UV index
The months with the highest UV index are June through November, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In October, the maximum UV index of 7 translates into these guidelines:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the hottest in Guenouillet?
How hot is October in Guenouillet?
What is the least humid month in Guenouillet?
What is the average humidity in October in Guenouillet?
How many days does it rain in October in Guenouillet?
How many hours of daylight does Guenouillet have in October?
When are sunrise and sunset in October in Guenouillet?
How long on average sun shines in October in Guenouillet?
When is the highest UV index in Guenouillet?
What is the UV index intensity in October in Guenouillet?
Average temperature in October
Guenouillet, French Guiana
- Average high temperature in October: 31.6°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 October: 24.8°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 October
Guenouillet, French Guiana
- Average pressure in October: 1010.6mbar
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 October
Guenouillet, French Guiana
- Average wind speed in October: 11.1km/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 October
Guenouillet, French Guiana
- Average humidity in October: 76%
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 October
Guenouillet, French Guiana
- Average rainfall in October: 26mm
The wettest month (with the highest rainfall) is May (293mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in October
Guenouillet, French Guiana
- Average rainfall days in October: 11.6 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 October /
Average sunshine in October
Guenouillet, 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 12min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in October
Guenouillet, French Guiana
- Average sunshine days in October: 16.5 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 October
Guenouillet, French Guiana
- Average UV index in October: 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 October
Guenouillet, French Guiana
- Average cloud cover in October: 28
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 October
Guenouillet, French Guiana
- Average visibility in October: 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).
