October weather forecast
Koumana, Guinea

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Weather in October

October is a tropical autumn month in Koumana, Guinea, with an average temperature ranging between max 31.6°C (88.9°F) and min 21.1°C (70°F).

Temperature

October's advent denotes a minor fluctuation in the average high-temperature to a hot 31.6°C (88.9°F) from September's 29.3°C (84.7°F). Koumana observes an average nighttime temperature of 21.1°C (70°F) during October.

Heat index

Throughout October, the heat index is evaluated at a blisteringly hot 42°C (107.6°F). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In October, the average relative humidity in Koumana is 77%.

Rainfall

In Koumana, during October, the rain falls for 15.5 days and regularly aggregates up to 64mm (2.52") of precipitation. Throughout the year, in Koumana, Guinea, there are 154.5 rainfall days, and 814mm (32.05") of precipitation is accumulated.

Daylight

The average length of the day in October in Koumana is 11h and 53min.
On the first day of the month, sunrise is at 06:27 and sunset at 18:28. On the last day of October, sunrise is at 06:29 and sunset at 18:14 GMT.

Sunshine

In Koumana, the average sunshine in October is 9.3h.

UV index

In Koumana, the average daily maximum UV index in October is 7. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: In October, a daily maximum UV index of 7 leads to the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Feb 15, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is October in Koumana?

An average high-temperature, in October, in Koumana, is 31.6°C (88.9°F) and the average low-temperature is 21.1°C (70°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in October is evaluated at 42°C (107.6°F).

What is the average humidity in October in Koumana?

The average relative humidity in October in Koumana, Guinea, is 77%.

How many days does it rain in October in Koumana?

In Koumana, in October, it is raining for 15.5 days, with typically 64mm (2.52") of accumulated precipitation.

How many hours of daylight does Koumana have in October?

The average day length in October is 11h and 53min.

When is the sunrise / sunset in October in Koumana?

On the first day of October in Koumana, sunrise is at 06:27 and sunset at 18:28. On the last day of the month, sunrise is at 06:29 and sunset at 18:14 GMT.

How long on average sun shines in October in Koumana?

In Koumana, Guinea, the average sunshine duration in October is 9.3h.

What is the UV index intensity in October in Koumana?

The average daily maximum UV index in October in Koumana, Guinea, is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in October
Koumana, Guinea

Average temperature in October - Koumana, Guinea
  • Average high temperature in October: 31.6°C

The warmest month (with the highest average high temperature) is March (39.4°C).
The month with the lowest average high temperature is August (28.3°C).

  • Average low temperature in October: 21.1°C

The month with the highest average low temperature is April (25.3°C).
The coldest month (with the lowest average low temperature) is January (18.1°C).

Average pressure in October
Koumana, Guinea

Average pressure in October - Koumana, Guinea
  • Average pressure in October: 1011.7mbar

The month with the highest atmospheric pressure is July (1013.4mbar).
The month with the lowest atmospheric pressure is April (1009.4mbar).

Average wind speed in October
Koumana, Guinea

Average wind speed in October - Koumana, Guinea
  • Average wind speed in October: 4.9km/h

The windiest month (with the highest average wind speed) is May (8.2km/h).
The calmest months (with the lowest average wind speed) are October and November (4.9km/h).

Average humidity in October
Koumana, Guinea

Average humidity in October - Koumana, Guinea
  • Average humidity in October: 77%

The month with the highest relative humidity is August (89%).
The month with the lowest relative humidity is January (19%).

Average rainfall in October
Koumana, Guinea

Average rainfall in October - Koumana, Guinea
  • Average rainfall in October: 64mm

The wettest month (with the highest rainfall) is August (213mm).
The driest month (with the least rainfall) is December (0mm).

Average rainfall days in October
Koumana, Guinea

Average rainfall days in October - Koumana, Guinea
  • Average rainfall days in October: 15.5 days

The month with the highest number of rainy days is August (28 days).
The month with the least rainy days is December (0 days).

Average daylight in October /
Average sunshine in October
Koumana, Guinea

Average daylight in October / Average sunshine in October - Koumana, Guinea
  • Average daylight in October: 11h and 5min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in October: 9h and 2min

The months with the most sunshine are February and December (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 0min).

Average sunshine days in October
Koumana, Guinea

Average sunshine days in October - Koumana, Guinea
  • Average sunshine days in October: 12.8 days

The month with the most sunshine days is December (30.9 days).
The month with the least sunshine days is July (1.9 days).

Average UV index in October
Koumana, Guinea

Average UV index in October - Koumana, Guinea
  • Average UV index in October: 7

The months with the highest UV index are March and April (UV index 8).
The months with the lowest UV index are July, August, September and December (UV index 6).

Average cloud cover in October
Koumana, Guinea

Average cloud cover in October - Koumana, Guinea
  • Average cloud cover in October: 27

The month with the most cloud cover is August (Cloud cover 65).
The month with the least cloud cover is December (Cloud cover 6).

Average visibility in October
Koumana, Guinea

Average visibility in October - Koumana, Guinea
  • Average visibility in October: 9km

The months with the highest visibility are January, February, March, April, May, November and December (10km).
The months with the lowest visibility are August and September (7km).

Koumana, Guinea

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