September weather forecastCacimba de Dentro, Brazil

Weather in September

The first month of the spring, September, is also a moderately hot month in Cacimba de Dentro, Brazil, with temperature in the range of an average low of 19.8°C (67.6°F) and an average high of 29.5°C (85.1°F).

Temperature

September's onset sees an average high-temperature of a still moderately hot 29.5°C (85.1°F), exhibiting a slight fluctuation from the previous month. Cacimba de Dentro records an average temperature drop to a comfortable 19.8°C (67.6°F) in September.

Heat index

For most parts of September, the heat index is estimated at a very hot 36°C (96.8°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly critical to babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In Cacimba de Dentro, the average relative humidity in September is 78%.

Rainfall

In Cacimba de Dentro, Brazil, in September, it is raining for 15.2 days, with typically 14mm (0.55") of accumulated precipitation. In Cacimba de Dentro, during the entire year, the rain falls for 205.7 days and collects up to 444mm (17.48") of precipitation.

Daylight

In September, the average length of the day in Cacimba de Dentro is 12h and 4min.
On the first day of September, sunrise is at 05:23 and sunset at 17:22. On the last day of the month, sunrise is at 05:08 and sunset at 17:17 -03.

Sunshine

The average sunshine in September is 6.3h.

UV index

March through September, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 6 during September morphs into the following directions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.