October weather forecastEsplanada, Brazil

Weather in October

October, like September, in Esplanada, Brazil, is another warm spring month, with an average temperature varying between 29.5°C (85.1°F) and 19.8°C (67.6°F).

Temperature

The shift to October signals an average high-temperature of a still warm 29.5°C (85.1°F), subtly varied from September's 28°C (82.4°F). In the month of October, the temperature in Esplanada generally rests at an average low of 19.8°C (67.6°F).

Heat index

The heat index in October is calculated to be a fiery hot 36°C (96.8°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. 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 'real feel' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. Under high air temperature coupled with high humidity (high heat index), the body's perspiration is reduced, intensifying the sensation of heat. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

The average relative humidity in October in Esplanada is 79%.

Rainfall

In October, in Esplanada, Brazil, the rain falls for 17.7 days. Throughout October, 44mm (1.73") of precipitation is accumulated. Throughout the year, in Esplanada, Brazil, there are 227.5 rainfall days, and 570mm (22.44") of precipitation is accumulated.

Daylight

The average length of the day in October is 12h and 22min.
On the first day of the month, sunrise is at 05:14 and sunset at 17:27. On the last day of October, in Esplanada, sunrise is at 04:59 and sunset at 17:31 -03.

Sunshine

In October, the average sunshine is 6.4h.

UV index

The average daily maximum UV index in October in Esplanada is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 6 in October leads to these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. 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. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.