When is the Summer Solstice 2012? -- Old Farmer's Almanac data (page 103)

The Summer Season is to begin June 20, at 7:09 p.m. Eastern Daylight Time.

In the Northern hemisphere, the summer solstice marks the beginning of summer and occurs when the North Pole is tilted toward the Sun.

This also marks the longest daylight periods of the entire year.

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