Mar 12, 2025 · Spring arrived on the 21st of March during most of the 20th century, but the event slides earlier and earlier during the 400-year Gregorian calendar cycle. The final March 21 equinox was in …

Mar 12, 2025 · On 2 days each year, on or around March 20 and September 22, the Sun is directly above the equator. In the Northern Hemisphere, spring starts on the March date, which is called the …

Dec 11, 2025 · The Summer Solstice happens on Sunday, June 21, 2026! Find the answers to common questions, like: What is a solstice? Is the solstice the longest day of the year?—and more!

Dec 9, 2025 · According to the meteorological definition of seasons, which is based on temperature cycles and the Gregorian calendar, the first day of fall is usually considered to be September 1 in the …

Nov 25, 2025 · Groundhog Day is a quirky holiday celebrated in the United States and Canada, and a fun way to break up the winter season and look forward to spring. It’s based on the belief that some …

Dec 13, 2025 · Celebrate the Seasons! Mark the equinoxes and solstices! See our seasons page with dates for the start of spring, summer, fall, and winter. Have you traveled to these ancient sites? …

2 days ago · March 20 brings about the March equinox —also called the vernal or spring equinox in the Northern Hemisphere—marking the beginning of spring. In the Southern Hemisphere, this date …

Dec 24, 2025 · The first day of winter in the Northern Hemisphere is marked by the winter solstice, which occurs on Sunday, December 21, 2025, at 10:03 A.M. (EST). Use our Time Zone Converter to …

Nov 24, 2025 · Here are some joyful May Day traditions marking the return of spring and the renewed gift of life. Among the many superstitions associated with May Day was the belief that washing the …

Daylight Saving Time begins on the second Sunday in March and ends on the first Sunday in November. To remember which way to set their clocks, folks often use the expression “spring forward, fall back.”