Mangalia is characterized by
a moderate maritime climate (annual average temperature 11°C - one of the
highest in Romania) with hot summers (July average over 21°C) and mild winters
(January average 1°C), Mangalia being the country's second place, after Băile
Herculane, with positive average temperatures in wintertime. Spring comes early
but is cool and autumn is long and warm. In summer, cloudiness is reduced
(about 25 sunny days in a month) and the duration of sunshine is of 10–12 hours
a day. Annual precipitation is low (about 400 mm).