Supersized summer: Sept. 20 feels like July

Highs hit 90 again Wednesday in SW Minnesota

Temperatures Wednesday afternoon 2
Temperatures Wednesday afternoon
Oklahoma Mesonet

We know it can’t last forever, but summerlike warmth is lingering into the last 10 days of September in 2023.

A ribbon of warm colors surged north again Wednesday all the way from Texas into Minnesota. The map at the top of this post shows temperatures well into the 80s to near 90 degrees once again.

The Twin Cities hit 87 degrees Wednesday afternoon. That’s just 4 degrees shy of the record 91 set in 1931. It’s also 16 degrees above our average high of 71 degrees for Sept. 20.

Temperatures hit 90 degrees again Wednesday in southwestern Minnesota. Madison, Minn., hit 91 degrees Wednesday afternoon after posting 95 degrees on Tuesday.

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Temperatures Wednesday afternoon
Weather conditions Wednesday afternoon in Madison, Minn.
National Oceanic and Atmospheric Administration

5th straight warm month

September is running warm in Minnesota. Here are some temperature highlights from our supersized summer.

  • 5th straight warmer than average month in the Twin Cities/Minnesota

  • +3.2 degrees vs. average so far in September in the Twin Cities

  • +3.2 degrees warmer than average since May in the Twin Cities (approximately)

  • 5 days of 90-degree heat in September in the Twin Cities

  • 32 days of 90-degree heat this year in the Twin Cities

  • 6th most 90-degree days on record in the Twin Cities

Thursday brings another warmer than average day to most of Minnesota. Highs will reach 80 degrees across much of Minnesota again Thursday with a few 70s up north.

Forecast high temperatures Thursday
Forecast high temperatures Thursday

Friday brings mostly 70s to our region.

Forecast high temperatures Friday
Forecast high temperatures Friday

We’re keeping an eye on rainfall chances this weekend.