Spring is the season between the last days of winter and the first days of summer, when the weather starts transitioning from colder days to warmer days and the temperature slowly rises.

Are you wondering when spring starts or fall ends? Season dates depend on the definition you use. We explain the two most common ones.

When is the first day of Spring and when does each season start?

Spring 2026 starts on Friday, March 20th in the Northern Hemisphere, with daylight time lengthening and the leaves begining show on the trees with the changing tilt of the earth's axis.

Spring, also known as springtime, is one of the four temperate seasons, succeeding winter and preceding summer. There are various technical definitions of spring, but local usage of the term …

The vernal equinox marks the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere.

Mar 14, 2025 · Spring in St. Louis Weather and emergency preparedness, refuse and recycling, streets and sidewalks, parks.

Dec 31, 2025 · Astronomical spring starts with the vernal equinox, when day and night are roughly equal, and ends the day before the summer solstice. Meteorological spring runs from March 1 to May …

2 days ago · St. Louis, Missouri – A significant mid-February warm-up is expected across Missouri, with temperatures forecast to run 10 to 20 degrees above normal from Feb. 16–20, according to the …

Make the most of spring in St Louis with free activities, seasonal events, live sports, outdoor adventure, kid-friendly fun and more.