What is the Sahara desert like in August?

August is July's twin, and it shares the same blunt reality: this is peak Sahara heat, and for most travellers it is a month to avoid for the deep desert. Daytime highs at Erg Chebbi run 41–47°C, the kind of temperatures where the horizon shimmers all afternoon and the sand is too hot to walk on barefoot in the middle of the day. The heat is the dominant fact of any August trip out here, and you plan everything around it.

Nights stay hot, around 24–29°C, so the desert does not reset overnight and the famous cool-evening relief simply is not there for most of the month. There is one small mercy: the very end of August often shows the first faint hints of the season turning, with the worst of the heat just beginning to loosen its grip as September approaches. If you are forced into late summer, the final days of August are marginally kinder than the first.

As with July, August in the Sahara is governed by strict heat discipline. Activity is confined to the cool slivers of dawn and the hours after sunset; the long middle of the day belongs to shade and water and rest. Dehydration and heat exhaustion are genuine hazards for unacclimatised visitors, and I am candid with every August enquiry that this is the desert at its most demanding, not its most beautiful.

On the plus side it is empty and cheap — low season clears the dunes of crowds entirely. But honestly, that is a thin reward for the conditions. My standing advice is the same as for July: unless you specifically thrive in extreme heat and accept the dawn-and-dusk discipline, hold out for the spring or autumn windows when the Sahara gives so much more for so much less effort. If August is your only option, let me design it carefully and safely.