October weather forecast
Brejo Grande, Brazil

October, the same as September, is another warm spring month in Brejo Grande, Brazil, with temperature in the range of an average high of 29.5°C (85.1°F) and an average low of 22.1°C (71.8°F).

Temperature

Brejo Grande notes an average high-temperature of a still warm 29.5°C (85.1°F) in October, displaying minor variation from September. During the nights in October, Brejo Grande experiences a consistent average temperature of 22.1°C (71.8°F).

Heat index

October's average heat index is calculated to be a very hot 35°C (95°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is an estimation of the warmth sensation when considering humidity levels. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important 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.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

The average relative humidity in October in Brejo Grande is 75%.

Rainfall

In October, in Brejo Grande, Brazil, the rain falls for 18.6 days. Throughout October, 26mm (1.02") of precipitation is accumulated. In Brejo Grande, during the entire year, the rain falls for 222.9 days and collects up to 509mm (20.04") of precipitation.

Daylight

In Brejo Grande, the average length of the day in October is 12h and 20min.
On the first day of the month, sunrise is at 05:09 and sunset at 17:21. On the last day of October, in Brejo Grande, sunrise is at 04:55 and sunset at 17:23 -03.

Sunshine

In October, the average sunshine is 7.6h.

UV index

January through March, October through December, with an average maximum UV index of 7, are months with the highest UV index in Brejo Grande. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 7 during October translates into these guidelines:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.