canIswim

Sea temperature and swimming season in Eritrea

When the sea is warm enough to swim in 3 coastal cities in Eritrea.

CityWarmestColdestSwimming season
Massawa 32.9°C Sep 27.3°C Feb all year
Assab 32.5°C Sep 25.7°C Feb all year
Edd 32.9°C Sep 25.5°C Jan all year

Season uses 19°C. Why that number, and where the data comes from