September weather forecast
Cubati, Brazil

The first month of the spring, September, is a tropical month in Cubati, Brazil, with temperature in the range of an average high of 31°C (87.8°F) and an average low of 19.6°C (67.3°F).

Temperature

The arrival of September sees a recorded average high-temperature of a hot 31°C (87.8°F), showing little divergence from the previous month's conditions. An average nighttime temperature of 19.6°C (67.3°F) is witnessed throughout September.

Heat index

In September, the heat index is estimated at a very hot 36°C (96.8°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values remain especially vital for babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception 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 Cubati, the average relative humidity in September is 64%.

Rainfall

September is the month with the least rainfall in Cubati. Rain falls for 1.8 days and accumulates 2mm (0.08") of precipitation.

Daylight

The average length of the day in September in Cubati is 12h and 4min.
On the first day of September, sunrise is at 05:25 and sunset at 17:24. On the last day of the month, sunrise is at 05:10 and sunset at 17:20 -03.

Sunshine

September and November, with an average of 9.4h of sunshine, are months with the most sunshine.

UV index

January through March, September through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the maximum UV index of 7 translates into these guidelines:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.