October weather forecast
Caiar, Guinea-Bissau

October, like September, is another hot autumn month in Caiar, Guinea-Bissau, with an average temperature ranging between min 24.3°C (75.7°F) and max 33.5°C (92.3°F).

Temperature

Upon the onset of October, Caiar witnesses an average high-temperature of a still hot 33.5°C (92.3°F), showing a close resemblance to the prior month. In the month of October, the nighttime temperature in Caiar dips to a steady average of 24.3°C (75.7°F).

Heat index

The heat index in October is appraised at a burning hot 49°C (120.2°F). Stay watchful: Heat exhaustion along with heat cramps are likely. Ongoing effort may cause heatstroke.
In terms of the heat index, values are set with light wind and shade conditions in mind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Caiar, the average relative humidity in October is 78%.

Rainfall

In Caiar, Guinea-Bissau, during October, the rain falls for 16.8 days and regularly aggregates up to 67mm (2.64") of precipitation. In Caiar, during the entire year, the rain falls for 109.7 days and collects up to 868mm (34.17") of precipitation.

Daylight

In October, the average length of the day in Caiar, Guinea-Bissau, is 11h and 53min.
On the first day of October, sunrise is at 06:50 and sunset at 18:51. On the last day of the month, sunrise is at 06:53 and sunset at 18:37 GMT.

Sunshine

The average sunshine in October in Caiar, Guinea-Bissau, is 8.7h.

UV index

January through July, September through December, with an average maximum UV index of 7, are months with the highest UV index in Caiar. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 7 in October interprets into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended.