October weather forecastCalçoene, Brazil

Weather in October

October, like September, is a hot autumn month in Calçoene, Brazil, with temperature in the range of an average high of 34.3°C (93.7°F) and an average low of 22.2°C (72°F).

Temperature

With average temperatures fluctuating between a high of 34.3°C (93.7°F) and a low of 22.2°C (72°F), October stands out as the warmest month.

Heat index

Throughout October, the heat index is estimated at a burning hot 51°C (123.8°F). Be wary: Heat exhaustion and heat cramps are highly anticipated. With continued activity, heatstroke is very likely.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

With an average relative humidity of 75%, October is the least humid month.

Rainfall

In Calçoene, during October, the rain falls for 12 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, there are 270.6 rainfall days, and 1131mm (44.53") of precipitation is accumulated.

Daylight

The average length of the day in October is 12h and 4min.
On the first day of the month, sunrise is at 06:10 and sunset at 18:16. On the last day of October, in Calçoene, sunrise is at 06:06 and sunset at 18:08 -03.

Sunshine

The average sunshine in October in Calçoene is 8.7h.

UV index

The months with the highest UV index are August through October, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily high UV index of 7 in October leads to these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.