Python - Error - AttributeError: 'float' object has no attribute 'append'

temp_max = []

temp_min = []

cont_dias = 0

error_dias = 0

cont_max = 0

cont_min = 0

conta_all = 0

while True:

    temp_max = float(input ('Digita la temperatura Maxima: '))

    temp_min = float(input ('Digita la temperatura Minima: '))

    if temp_max != 0 and temp_min != 0:

        cont_dias = cont_dias + 1

    if temp_max > 35 or temp_min < 5:

        error_dias = error_dias + 1

        if temp_max == 0 and temp_min == 0:

            error_dias = error_dias - 1

    if temp_max > 35 and temp_min < 5:

        conta_all = conta_all + 1

        cont_max = cont_max - 1

        cont_min = cont_min - 1

    if temp_max > 35:

        cont_max = cont_max + 1

    if temp_min < 5:

        if temp_max == 0 and temp_min == 0:

            cont_min = cont_min

        else:

            cont_min = cont_min + 1

    if temp_max <= 35 and temp_min >= 5 and temp_max!= 0:

        temp_max.append(temp_max)

        temp_min.append(temp_min)

    if temp_max == 0 and temp_min == 0:

        break

suma_temp_max = sum(temp_max)

suma_temp_min = sum(temp_min)

media_max = suma_temp_max/(cont_dias-error_dias)

media_min = suma_temp_min/(cont_dias-error_dias)

porcen_dias_error = (error_dias/cont_dias)*100

print = cont_dias

print = error_dias

print = cont_min

print = cont_max

print = conta_all

print = media_max

print = media_min

print = porcen_dias_error

print ( cont_dias         )

print ( error_dias        )

print ( cont_min          )

print ( cont_max          )

print ( conta_all         )

print ( media_max         )

print ( media_min         )

print ( porcen_dias_error )