Autumn is the season when the duration of daylight becomes noticeably shorter and the temperature cools considerably. Day length decreases and night length increases as the season progresses until the winter solstice in December (Northern Hemisphere) and …

In 2025, the autumnal (fall) equinox arrives on Monday, September 22, marking the official first day of fall. Here's everything you should know about the fall equinox—plus our favorite fall facts, folklore, photos, and more!

Spring starts September 1 and ends November 30; summer starts December 1 and ends February 28 (February 29 in a Leap Year); fall (autumn) starts March 1 and ends May 31; and winter starts June 1 and ends August 31.

Fall begins on September 22 or 23 and ends on December 21 or 22 . During this season, temperatures start dropping, and the nights start getting longer again. Also known as autumn, in the United States, fall gets its name because of the …

Sep 1, 2022 · Fall might not officially begin until Sept. 22 with the autumnal equinox, but meteorologists and climatologists actually consider Sept. 1 the beginning of autumn.

Nov 17, 2024 · Autumn is usually defined in the Northern Hemisphere as the period between the autumnal equinox (day and night equal in length), September 22 or 23, and the winter solstice (year’s shortest day), December 21 or 22; and in the Southern Hemisphere as the period between March 20 or 21 and June 21 or 22.

When Is The First Day of Fall in 2025? The first day of fall 2025 arrives with the fall equinox on Monday, September 22, 2025, 2:19 p.m. What Is The Fall Equinox? In mid-September each year, we greet the fall season with the arrival of the fall equinox (otherwise known as …

Sep 4, 2024 · Fall and autumn are often used interchangeably to describe the third season of the year. But did you know there's a difference in their original meanings?

During the Autumnal Equinox, when day and night are long, the season of Autumn (or Fall) begins. In this article, we will share Autumn facts with you. It occurs on the 22nd or 23rd of September in the Northern Hemisphere. There is a full moon on March 20 or …

Sep 20, 2024 · The first day of autumn, caused by the fall equinox, happens on Sunday, September 22, 2024. The equinox happens when the sun's rays square up with Earth so the day is about as long as night.