September weather forecast
Tamanrasset, Algeria

September brings a subtle transition in Tamanrasset, Algeria, as the heat begins to recede. The weather takes a slight turn from the severe summer heat, offering an initial relief from the scorching temperatures. With the reduction of daylight hours, a sign of an upcoming shift is unveiled. Ensuring continual moisture supply, rainfall peaks at 8mm (0.31"), the highest of the year. These factors signify the close of the torrid summer and the onset of cooler seasons.

Temperature

The high-temperature average in September for Tamanrasset is a still tropical 32°C (89.6°F), staying closely aligned with August's conditions. September in Tamanrasset sees the temperature falling to a mean low of 21°C (69.8°F).

Rainfall

The month with the most rainfall is September, when the rain falls for 2 days and typically aggregates up to 8mm (0.31") of precipitation.

Daylight

In September, the average length of the day in Tamanrasset is 12h and 17min.
On the first day of September, sunrise is at 06:20 and sunset at 18:55. On the last day of the month, sunrise is at 06:29 and sunset at 18:26 CET.

Sunshine

January, February, June, August through December, with an average of 9h of sunshine, are months with the least sunshine.

UV index

The months with the highest UV index are April through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an excessive health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum high UV index of 12 in September translates into the following recommendations:
Undertake all critical precautions. Protection from sun harm is vital. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.