Eritrea is located in the Horn of Africa and is bordered on the northeast and east by the Red Sea, on the west and northwest by Sudan, on the south by Ethiopia, and on the southeast by Djibouti.
The climate is usually sunny and dry as annual sunshine durations average around 3,000 hours and averageannual rainfall shover around 500 millimetres or 19.69 inches.
[1] On the coast along the Red Sea, the summertime is long, from June to September and extremely hot with averages high temperatures ranging from 40 to 46 °C (104.0 to 114.8 °F), and it's even hotter in Denkalia.
dominated by extension of Ethiopian north-south trending highlands, descending on the east to a coastal desert plain, on the northwest to hilly terrain and on the southwest to flat-to-rolling plains Most of Eritrea's coast is part of the Ethiopian xeric grasslands and shrublands semi-desert ecoregion.
The southern part of the Red Sea coast, along with the Red Sea coast of Djibouti, has been described as the Eritrean coastal desert, a harsh sand and gravel coastal strip covered in dune grasses and shrubs that is important as a channel for the mass migration of birds of prey.