# Python 3 to get list of tuples from two lists
data_tuples = list(zip(Month,Days))
data_tuples
[('Jan', 31), ('Apr', 30), ('Mar', 31), ('June', 30)]

>pd.DataFrame(data_tuples, columns=['Month','Day'])
 Month Day
0 Jan 31
1 Apr 30
2 Mar 31
3 June 30