t_moy = [14.9, 13.3, 13.1, 12.5, 13.0, 13.6, 13.7]
annees = [2013, 2014, 2015, 2016, 2017, 2018, 2019]
def mini(releve, date):
temp_mini = releve[0]
date_mini = date[0]
for i in range(len(releve)):
if releve[i] < temp_mini:
temp_mini = releve[i]
date_mini = date[i]
return temp_mini, date_mini