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Q:

# How many days are there in a leap year?

A:

There are 366 days in a leap year. In each leap year, February is made up of 29 days, instead of 28 days. A leap year occurs almost every four years.

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In the Gregorian calendar, a leap year has 366 days compared to the normal year, which only has 365. To know if a year is a leap year or not, divide the year by 400. If it doesn't leave a remainder, then it's a leap year; if there is a remainder, then it isn't a leap year. The term "leap year" was introduced by Julius Caesar approximately 2,000 years ago.

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In the Northern Hemisphere, the official summer season begins with the June solstice, which takes place on June 20th, 21st or 22nd each year, and ends with the September equinox, which takes place on September 22nd or 23rd each year; the exact duration of summer depends on when the solstice and equinox will take place and can range from 92 to 95 days. Though summer is associated with warm temperatures and the concept of 'summer break' for students, the season has an official scientific definition, as is defined above. Summer weather in the Northern Hemisphere may begin before the official start of the season and last until after fall has begun with the advent of the September equinox.

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