October weather forecastAreial, Brazil

Weather in October

October, the same as September, is another warm spring month in Areial, Brazil, with an average temperature varying between 20°C (68°F) and 29.9°C (85.8°F).

Temperature

The transition into October marks the average high-temperature at a still moderately hot 29.9°C (85.8°F), differing minimally from September's 28.4°C (83.1°F). Areial records a steady low-temperature average of 20°C (68°F) during October.

Heat index

The heat index value for October is estimated at a torrid 36°C (96.8°F). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. Heightened relative humidity interferes with the body's usual cooling mechanism by reducing evaporation, subsequently decreasing the body's cooling rate and increasing the sensation of heat. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In October, the average relative humidity in Areial, Brazil, is 74%.

Rainfall

In Areial, in October, it is raining for 14.9 days, with typically 12mm (0.47") of accumulated precipitation. In Areial, during the entire year, the rain falls for 212.6 days and collects up to 486mm (19.13") of precipitation.

Daylight

In October, the average length of the day is 12h and 16min.
On the first day of the month, sunrise is at 05:07 and sunset at 17:18. On the last day of October, sunrise is at 04:56 and sunset at 17:18 -03.

Sunshine

The average sunshine in October is 6.8h.

UV index

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 6 during October translates into these guidelines:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.