After months of humidity and high temperatures, Iowans are finally catching a break from the relentless summer heat.

Iowa and other areas of the Midwest and the Northeast get a feeling of fall to end August, according to Accuweather . Temperatures in Des Moines dropped below the 80s, with evening temperatures reaching the 50s. Even though it may feel like fall, it doesn't mean autumn has officially started.

When is the first day of fall?

The first day of fall for the northern hemisphere is at 2:19 p.m. on Sept. 22. This is also known as the autumnal equinox. It marks when the sun crosses what is known as the celestial equator, according to the Farmer's Almanac .

After the autumnal equinox, days become shorter than nights, ending with the winter solstice.

Meteorologists sometimes r

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