How are seasons in the northern hemisphere related to seasons in the southern hemisphere?

In the Northern Hemisphere, the seasons are the polar opposite of those in the Southern Hemisphere.

Explanation: As a result, winter in Argentina and Australia begins around June. In the Southern Hemisphere, the winter solstice occurs on June 20 or 21, while the summer solstice, the longest day of the year, occurs on December 21 or 22.

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Reveresd.

Explanation:

Northern/Southern

Summer/Winter

Fall/Spring

When it is summer in the northern it is winter in southern. After that the northern goes into fall while the southern goes into spring.