https://www.almanac.com/content/first-day-seasons

Find out the dates of the first days of spring, summer, fall, and winter. ... Seasons of 2019, Astronomical Start, Meteorological Start ..... (longest night), we have October 31 and November 1st, Halloween, day of the dead: official first day of winter.

https://www.almanac.com/content/first-day-fall-autumnal-equinox

5 days ago ... ... arrives on Saturday, September 23, marking the official first day of fall. ... Do you know the real meaning of Memorial Day (and how it's different ... called the September or fall equinox—is the astronomical start of fall in the ...

https://www.timeanddate.com/calendar/aboutseasons.html

When do spring, summer, fall, and winter start and end? It depends on ... Here, spring officially begins when the average temperature rises above 0 °C (32 °F).

https://www.timeanddate.com/calendar/autumnal-equinox.html

The equinoxes start spring and fall, while solstices start astronomical summer and winter. ... When is the Equinox in my City? Advertising: Content continues ...

https://www.thesun.co.uk/news/4144147/autumn-begin-summer-end-autumnal-equinox/

Autumn officially starts in September and this year the autumnal equinox happened on September 23.

https://www.surfertoday.com/environment/when-do-the-seasons-start-and-end

Check the beginning and end dates for spring, summer, fall/autumn, and winter in your country. ... Did you know that seasons are not the same for everyone?

https://en.wikipedia.org/wiki/Autumn

Autumn, also known as fall in American English and sometimes in Canadian English, is one of ... One of its main features in temperate climates is the shedding of leaves from deciduous trees. Some cultures regard ... In North America, autumn traditionally starts on September 21 and ends on December 21. It is considered to ...

http://www.calendarpedia.com/when-is/autumn.html

It is the intervening period between the warmest time of the year, summer, and the coldest ... Astronomical and meteorological autumn start and end on different dates. ... There is no "official rule" which definition of autumn to use, and different  ...

https://www.metoffice.gov.uk/weather/learn-about/weather/seasons/autumn/when-does-autumn-start

We often talk about it beginning to feel like autumn when the nights start to draw in and temperatures start feeling cooler.

https://weather.com/en-GB/unitedkingdom/weather/news/2018-08-10-uk-weather-autumn-2018-when-does-summer-finally-end-autumnal

Aug 10, 2018 ... So when does autumn officially start, when does summer end and what is the ... Following this calendar, autumn officially begins at the start of ...