When do each season start

By the meteorological calendar, spring will always start on 1 March; ending on 31 May. When does spring start? Astronomical spring Astronomical seasons refer to the position of Earth's orbit in relation to the Sun, considering equinoxes and solstices.

For upcoming years, the dates for astronomical spring will be: Year Spring Starts Spring Ends Spring Sunday, 20 March Tuesday, 21 June Spring Monday, 20 March Wednesday, 21 June Spring Wednesday, 20 March Thursday, 20 June Meteorological spring Meteorological seasons are instead based on the annual temperature cycle and measure the meteorological state, as well as coinciding with the calendar to determine a clear transition between the seasons.

In Australia and New Zealand, each season starts on the first day of the calendar month. In South Asia, the scenario changes dramatically. When do spring, summer, fall, and winter start and end? Share this article. Share on Facebook. Share on Twitter. Share on Linkedin. Share on Reddit. What is a heat wave? Moon Phase Calendar. Summer begins with the Summer Solstice , Sunday, June 20, , p. Fall begins with the Autumnal Equinox , Wednesday, September 22, , p. Winter begins with the Winter Solstice , Tuesday, December 21, , a.

Summer begins with the Summer Solstice, Tuesday, June 21, , a. For example, Australia and New Zealand use the meteorological definition, so spring begins on September 1 each year. In many other countries, both definitions are used, depending on the context. In Ireland , St Brigid's Day on February 1 is often thought to mark the beginning of spring in the ancient Celtic calendar system. Some cultures, especially those in South Asia have calendars that divide the year into six seasons, instead of the four that most of us are familiar with.

In Finland and Sweden , the dates of the seasons are not based on the calendar at all, but on temperatures. This means that the seasons within each county start and end on different dates, depending on the regions and their climate.

In Iceland , the first day of summer , a national holiday, falls on the first Thursday after April