October weather forecastAraçu, Brazil

Weather in October

October, like September, is another hot spring month in Araçu, Brazil, with an average temperature varying between 31.2°C (88.2°F) and 20.1°C (68.2°F).

Temperature

The onset of October brings with it an average high-temperature of a still hot 31.2°C (88.2°F), showing a negligible variation from the month before. An average low-temperature of 20.1°C (68.2°F) is noted during the nights in October.

Heat index

For October, the heat index is estimated at a torrid 36°C (96.8°F). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values remain especially vital 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.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. Temperature imbalances caused by excessive heat retention can trigger heat-related maladies.

Humidity

The average relative humidity in October is 64%.

Rainfall

In Araçu, during October, the rain falls for 20.7 days and regularly aggregates up to 133mm (5.24") of precipitation. Throughout the year, in Araçu, there are 202.6 rainfall days, and 1082mm (42.6") of precipitation is accumulated.

Daylight

In Araçu, the average length of the day in October is 12h and 28min.
On the first day of the month, sunrise is at 06:00 and sunset at 18:15. On the last day of October, sunrise is at 05:41 and sunset at 18:23 -03.

Sunshine

In Araçu, the average sunshine in October is 8.8h.

UV index

In October, the average daily maximum UV index in Araçu is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: In October, an average UV index of 6 transforms into the following instructions:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.