September weather forecast
Douz, Tunisia

September marks the beginning of the transition from summer to autumn in Douz, with a noticeable decrease in the high temperature to 32°C (89.6°F) and the average low to 23.1°C (73.6°F). Reduced daylight hours become noticeable and signal the end of hot summer days. The characteristics of the September weather begin to change with rainfall starting to increase, setting the foundation for the cooler upcoming months. Windspeed in September decreases, creating a more comfortable environment as the city cools down. A slight increase in cloud percentage indicates the beginnings of the autumn season.

Temperature

In September, the meteorological conditions change slightly, with the average high-temperature moving from a sweltering 35°C (95°F) in August to a tropical 32°C (89.6°F). Douz reports an average nighttime low-temperature of 23.1°C (73.6°F) in September.

Heat index

For most parts of September, the heat index is calculated to be a tropical 34°C (93.2°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. 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 'felt air temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

In September, the average relative humidity is 50%.

Rainfall

In Douz, in September, during 4.6 rainfall days, 7mm (0.28") of precipitation is typically accumulated. In Douz, during the entire year, the rain falls for 45.9 days and collects up to 104mm (4.09") of precipitation.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 05:58 and sunset at 18:49. On the last day of the month, sunrise is at 06:17 and sunset at 18:09 CET.

Sunshine

The average sunshine in September is 10.2h.

UV index

In September, the average daily maximum UV index in Douz, Tunisia, is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 7 suggests this advice:
Deter overexposure. Protecting against the sun's effects is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.