Rimini has a humid subtropical climate (Köppen: Cfa) moderated by the influence of the Adriatic sea, featuring the highest autumn and winter mean temperatures and the highest annual low temperatures in Emilia-Romagna.
Precipitations are equally distributed during the year, with a peak in October (75 mm) and two slight minimums, in January (42 mm) and July (43 mm). In spring, autumn and winter precipitations mainly come from oceanic fronts, while in summer they are brought by thunderstorms, coming from the Apennines or the Po Valley.
Humidity is high all year round, with a minimum of 72% in June and July and a maximum of 84% in November and December. Prevailing winds blow from W, S, E and NE. Southwesterly winds, known as libeccio or garbino, are foehn winds, which may bring warm temperatures in each season. On average, there are over 2,040 sunshine hours per year.