
January = 31
(29) February = 28
March = 31
April = 30
May = 31
June = 30
July = 31
August = 31
September = 30
October = 31
November = 30
December = 31
Thirty days hath September, April, June & November,
February has twenty eight alone
All the rest have thirty one,
except in leap year, that's the time when February's days are twenty nine
except in leap year, that's the time when February's days are twenty nine