Winters in Sibenik are cool and occasionally chilly, with temperatures ranging from -6°C to 15°C on average. The coldest months are January and February, while December is also quite cold. Spring brings a gradual warming trend, with April being the warmest month of the season, averaging 12°C. Summers are hot and dry, with July being the warmest month, often reaching temperatures above 38°C. Autumn is mild, with September and October experiencing pleasant temperatures, before cooling down again in November and December.