When Does Summer Start In Southern Hemisphere Brazil Summer Start Date |work| Jun 2026

Because the Earth's orbit is not a perfect circle, the exact date and time of the solstice can shift slightly by a few hours or a day each year, but for all intents and purposes, late December marks the official astronomical start.

If you live in the Northern Hemisphere, your intuition about seasons is flipped upside down when looking at a map of South America. While the US and Europe are unpacking winter coats in December, Brazilians are heading to the beach in bikinis and swim trunks.

While the astronomical start is precise, Brazilians often view the season through different lenses: Because the Earth's orbit is not a perfect

While scientists often use December 1 to make data tracking easier, the Brazilian public and media generally observe the solstice date (around Dec 21) as the official start. Climate & Weather:

Due to Brazil’s proximity to the Equator and its tropical climate, the weather starts heating up significantly as early as late October or early November. By the time December 1st rolls around, most of the country is already experiencing peak summer conditions: While the astronomical start is precise, Brazilians often

The best time to visit Brazil: a complete month-by-month guide

To help you visualize the calendar flip, here is the seasonal breakdown for Brazil and the rest of the Southern Hemisphere: It results in the longest day of the year in Brazil

This is the "official" start of summer when the South Pole reaches its maximum tilt toward the sun. It results in the longest day of the year in Brazil.

Brazil's massive size means "summer" feels different depending on where you are: Summer Solstice 2026: When Is the First Day of Summer?