October weather forecast
Biacha, Guinea-Bissau

October

Weather in October

October, like September, is another hot autumn month in Biacha, Guinea-Bissau, with temperature in the range of an average low of 25.6°C (78.1°F) and an average high of 33.6°C (92.5°F).

Temperature

As September turns into October, the average high-temperatures rest at a still tropical 33.6°C (92.5°F), showing a minor variation from the prior month. Throughout October, Biacha anticipates an average low-temperature of 25.6°C (78.1°F).

Heat index

For most parts of October, the heat index is evaluated at a life-threatening hot 46°C (114.8°F). Remain cautious: Heat cramps along with heat exhaustion are foreseeable. Ongoing activity may precipitate heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Biacha, the average relative humidity in October is 72%.

Rainfall

In Biacha, in October, it is raining for 13.6 days, with typically 41mm (1.61") of accumulated precipitation. Throughout the year, there are 103.1 rainfall days, and 677mm (26.65") of precipitation is accumulated.

Daylight

In October, the average length of the day is 11h and 52min.
On the first day of the month, sunrise is at 06:53 and sunset at 18:54. On the last day of October, in Biacha, sunrise is at 06:56 and sunset at 18:38 GMT.

Sunshine

In Biacha, the average sunshine in October is 9.2h.

UV index

January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index in Biacha. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 7 in October transforms into this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

How hot does it get in Biacha in October?
The average high-temperature, in October, in Biacha, is 33.6°C (92.5°F), while the average low-temperature is 25.6°C (78.1°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in October is evaluated at 46°C (114.8°F).
What is the average humidity in October in Biacha?
In October, the average relative humidity is 72%.
How much does it rain in Biacha in October?
In October, in Biacha, the rain falls for 13.6 days. Throughout October, 41mm (1.61") of precipitation is accumulated.
How many hours of daylight does Biacha have in October?
In Biacha, Guinea-Bissau, the average day length in October is 11h and 52min.
What time are sunrise and sunset in October in Biacha?
On the first day of October in Biacha, sunrise is at 06:53 and sunset at 18:54. On the last day of the month, sunrise is at 06:56 and sunset at 18:38 GMT.
How many hours of sunshine does Biacha have in October?
The average sunshine duration in October in Biacha is 9.2h.
What is the month with the highest UV index in Biacha?
January through June, September through December, with an average maximum UV index of 7, are months with the highest UV index.
How high is the UV index in October in Biacha?
In October, the average daily maximum UV index in Biacha is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe 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
Biacha, Guinea-Bissau
  • Average high temperature in October: 33.6°C

The warmest month (with the highest average high temperature) is March (37.1°C).
The month with the lowest average high temperature is August (29.8°C).

  • Average low temperature in October: 25.6°C

The month with the highest average low temperature is June (25.7°C).
The coldest month (with the lowest average low temperature) is January (21.2°C).

Average pressure in October
Biacha, Guinea-Bissau
  • Average pressure in October: 1011.2mbar

The month with the highest atmospheric pressure is July (1012.9mbar).
The month with the lowest atmospheric pressure is April (1010.2mbar).

Average wind speed in October
Biacha, Guinea-Bissau
  • Average wind speed in October: 8.6km/h

The windiest month (with the highest average wind speed) is June (12.8km/h).
The calmest month (with the lowest average wind speed) is October (8.6km/h).

Average humidity in October
Biacha, Guinea-Bissau
  • Average humidity in October: 72%

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is January (26%).

Average rainfall in October
Biacha, Guinea-Bissau
  • Average rainfall in October: 41mm

The wettest month (with the highest rainfall) is August (254mm).
The driest months (with the least rainfall) are January, February and December (0mm).

Average rainfall days in October
Biacha, Guinea-Bissau
  • Average rainfall days in October: 13.6 days

The month with the highest number of rainy days is August (27.1 days).
The month with the least rainy days is January (0.1 days).

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

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in October: 9h and 1min

The months with the most sunshine are March and April (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 5h and 42min).

Average sunshine days in October
Biacha, Guinea-Bissau
  • Average sunshine days in October: 15.1 days

The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (3.3 days).

Average UV index in October
Biacha, Guinea-Bissau
  • Average UV index in October: 7

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

Average cloud cover in October
Biacha, Guinea-Bissau
  • Average cloud cover in October: 25

The month with the most cloud cover is August (Cloud cover 58).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in October
Biacha, Guinea-Bissau
  • Average visibility in October: 10km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).

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