The summer started 34 minutes after midnight in the northern hemisphere.
On the first day of the summer, the daytime will last for 15 hours and 36 minutes, and the night for 8 hours and 24 minutes.
Summer will last for 93 days and it will end on the 22nd of September at 4:22 pm according to the Central European Time, when autumn officially begins.
(Source: klix.ba)
