how many days are in february
30 days has September, April, June and November. All the rest have 31 Except February alone, Which has 28 days clear And 29 in each leap year. Or you can use the knuckle method: A knuckle is 31 days, and in between each knuckle it isn't. And where you hands meet, the two knuckles are July, August, which both have 31 days. (Note: the last knuckle isn't used). Example: October is on a knuckles, so it has 31 days.