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Chicago welcomes warmer days with a spring surprise

Chicago, USAFriday, March 20, 2026

A Seasonal Turn: From Frost to Flowers

After months of biting winds and icy sidewalks, Chicago is trading its winter layers for a taste of spring this week. Temperatures are climbing into the 60s and 70s, offering a welcome reprieve from the deep freeze. While the lakefront still clings to the 40s—chilly reminders of winter’s grip—inland areas like Kankakee are already basking in near-60-degree warmth.

But the real transformation arrives Friday at 9:46 a.m., when spring officially begins. The transition will be unmistakable: highs push into the 50s and 60s, with southern suburbs daring to flirt with 70 degrees.

The Weekend Forecast: Pure Spring Perfection

If Friday’s arrival of spring isn’t enough, Saturday is poised to steal the show. Under a blanket of clear skies, temperatures could reach the mid-to-upper 60s—a near-guarantee of outdoor dining, strolls, and sidewalk sunshine. And the warmth isn’t fleeting; Sunday promises more of the same, making it nearly impossible to recall the city’s recent winter woes.

The Star of the Show: Chicagohenge

Beyond the mild weather, Chicago is preparing for a rare celestial spectacle: Chicagohenge. Twice a year, during the spring and fall equinoxes, the sun aligns perfectly with the city’s east-west streets, transforming its grid into a glowing corridor of light between towering buildings.

When to Witness It

  • Best viewing times: Early morning and late afternoon
  • Prime dates: Friday through Monday
  • Weather bonus: Crystal-clear skies this weekend mean ideal conditions for catching the phenomenon.

For a few fleeting moments, Chicago’s concrete jungle becomes a stage for nature’s geometry. Don’t miss it—next year’s show won’t come until fall.

Winter, consider yourself officially over.

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