Katie Daly
Updated on: October 12, 2024 2:24 pm GMT
This weekend, millions of people across the Northern Hemisphere will mark a significant seasonal change as fall officially begins with the autumnal equinox. On Sunday, September 22, at 8:43 a.m. Eastern Daylight Time (EDT), daylight and darkness will balance out as Earth shifts with respect to the sun. But what does this mean for you? Here are five essential facts to know about the start of fall in 2024.
1. When Fall Begins: A Matter of Time Zones
The exact moment fall begins varies depending on where you live in the United States. Here’s a breakdown of the timing:
- Eastern Time Zone: 8:43 a.m.
- Central Time Zone: 7:43 a.m.
- Mountain Time Zone: 6:43 a.m.
- Pacific Time Zone: 5:43 a.m.
Since fall doesn’t start at an exact hour for everyone, it’s crucial to check your local time to celebrate the change of season properly.
2. What Is the Autumnal Equinox?
The autumnal equinox occurs around September 22 or 23 each year, marking the transition from summer to fall. During this time, the sun’s rays strike the equator directly. This event signifies the balance of day and night, with both being nearly equal—approximately 12 hours each—across the globe.
“The term ‘equinox’ comes from Latin, meaning ‘equal night,'” explains Chris Dolce, a senior meteorologist at The Weather Company. “It’s one of two key points in the year that denote the changing seasons.”
3. The Shift to Shorter Days
From the fall equinox onward, the days in the Northern Hemisphere will gradually become shorter. Thanks to Earth’s axial tilt, the Northern Hemisphere tilts away from the sun, leading to earlier sunsets and longer nights. This change will continue until the winter solstice on December 21.
The Comparison of Daylight Hours
As the season progresses, you can expect the following daylight hours:
| Date | Hours of Daylight |
|---|---|
| September 22 | 12 hours |
| October 21 | 11 hours |
| November 21 | 10 hours |
| December 21 | 9 hours |
This gradual reduction in daylight can inspire cozy evenings, highlighting the essence of the fall season.
4. What Happens in the Southern Hemisphere?
While the Northern Hemisphere celebrates fall, the Southern Hemisphere marks the beginning of spring during the September equinox. Countries like Australia and regions in South America experience longer daylight hours as they transition from winter to summer.
Spring Awakening in the Southern Hemisphere
- The sun’s rays become more direct, resulting in warmer temperatures.
- Flowers bloom and wildlife becomes more active.
This contrast highlights the beauty of Earth’s diverse climate zones and reminds us of our planet’s dynamic nature.
5. The Terminology: Fall vs. Autumn
While the terms “fall” and “autumn” are often used interchangeably, there is a nuanced difference. “Fall” is more commonly used in American English, whereas “autumn” is favored in British English. Regardless of the term, both refer to the same lovely season characterized by crisp air and colorful foliage.
Why It Matters
The fall season often symbolizes change and reflection, providing a natural segue into winter. Many people celebrate this period with activities such as:
- Enjoying pumpkin spice lattes and seasonal foods.
- Participating in outdoor festivals and Halloween events.
- Admiring the vibrant autumn leaves as they change colors.
As we embrace the beauty of fall, it’s important to recognize how this season affects our environment and lifestyle, creating opportunities for family gatherings and outdoor adventures.
The Significance of the Equinox
The autumnal equinox is more than just a date on the calendar. It plays a vital role in understanding our planet’s relationship with the sun and the cycles that affect our weather patterns. Meteorologists and astronomers carefully study these changes to better predict and understand climate trends.
As we prepare for shorter days and cooler nights, consider how the autumn equinox can inspire a renewed focus on personal growth and appreciation for nature’s beauty.
Conclusion
This year’s autumnal equinox on September 22 marks an exciting transition into fall, bringing with it many changes and traditions. Understanding the timing, significance, and implications of the equinox can help you enjoy this beautiful season even more. As daylight begins to dwindle, take a moment to appreciate the natural world around you and prepare for the cozy days ahead.
Keep up with the weather and the changing seasons by getting daily updates from The Weather Channel. Enjoy the beautiful sights of fall!
