Located in the Sahara

Sahara

The Sahara is the world's second largest desert, after Antarctica. At over , it covers most of Northern Africa, making it almost as large as Europe or the United States. The Sahara stretches from the Red Sea, including parts of the Mediterranean coasts, to the outskirts of the Atlantic Ocean...

, Faya's climate is classed as hot desert

Desert

A desert is a landscape or region that receives an extremely low amount of precipitation, less than enough to support growth of most plants. Most deserts have an average annual precipitation of less than...

 (BWh) on the Köppen climate classification

Köppen climate classification

The Köppen climate classification is one of the most widely used climate classification systems. It was first published by Crimea German climatologist Wladimir Köppen in 1884, with several later modifications by Köppen himself, notably in 1918 and 1936...

. It experiences hot winters and very hot summers with the peak average maximum temperature reaching 44 °C (111.2 °F) in May and the average minimum reaching its lowest in January at 12 °C (53.6 °F). Rainfall averages out at about 0 millimetre (0 in) each month, except August, which receives 18 millimetre (0.708661417322835 in). Relative humidity

Relative humidity

Relative humidity is a term used to describe the amount of water vapor in a mixture of air and water vapor. It is defined as the partial pressure of water vapor in the air-water mixture, given as a percentage of the saturated vapor pressure under those conditions...

 peaks in late summer (66% a.m. in August) and again in winter. It dips in autumn and spring (17% p.m. in April. Despite its low humidity, the temperatures are so high that it is classed as causing "extreme" discomfort between May and September.