What are official winter months?
The seasons are defined as spring (March, April, May), summer (June, July, August), autumn (September, October, November) and winter (December, January, February).
What dates are winter?
The first day of winter in the Northern Hemisphere is marked by the winter solstice, which occurs on Tuesday, December 21, 2021, at 10:59 A.M. EST. For the northern half of Earth (the Northern Hemisphere), the winter solstice occurs annually on December 21 or 22.
Is December 21st always the first day of winter?
In the United States and the rest of the northern hemisphere, the first day of the winter season is the day of the year when the Sun is farthest south (on December 21st or 22nd). This day is known as the Winter Solstice. The declination of the Sun on the winter solstice is known as the tropic of capricorn (-23° 27′).
What dates do the seasons start?
The First Days of the Seasons
| Seasons of 2021 | Astronomical Start | Meteorological Start |
|---|---|---|
| SPRING | Saturday, March 20, 5:37 A.M. EDT | Monday, March 1 |
| SUMMER | Sunday, June 20, 11:32 P.M. EDT | Tuesday, June 1 |
| FALL | Wednesday, September 22, 3:21 P.M. EDT | Wednesday, September 1 |
| WINTER | Tuesday, December 21, 10:59 A.M. EST | Wednesday, December 1 |
What is the coldest month in the winter?
December through February features the coldest temperatures of the year in most of the United States. See when the coldest average-low temperature of the season occurs in your location.
What is considered winter 2021?
December 21
Dates for Winter from 2016 to 2026
| Year | Winter starts on | Winter ends on |
|---|---|---|
| Winter 2020 | Monday, December 21, 2020 | Saturday, March 20, 2021 |
| Winter 2021 | Tuesday, December 21, 2021 | Sunday, March 20, 2022 |
| Winter 2022 | Wednesday, December 21, 2022 | Monday, March 20, 2023 |
| Winter 2023 | Friday, December 22, 2023 | Wednesday, March 20, 2024 |
Is March 9th winter?
Two, Four, and Six Season Calendars As a result, nowadays, the most common equinox and solstice dates are March 20 (spring), June 21 (summer), September 22 or 23 (fall/autumn), and December 21 (winter).
What is the shortest day of the year called?
winter solstice
The 2019 winter solstice was on Sunday 22 December. The winter solstice occurs in December, and in the northern hemisphere the date marks the 24-hour period with the fewest daylight hours of the year. That is why it is known as the shortest day of the year, or the longest night of the year.
When does winter officially start?
Winter officially starts on either 1 December or between 20 and 23 December, depending on which season you consider. The reason that there can be two ‘official’ start dates for winter is because the year can be split into meteorological or astronomical seasons.
What date is the official first day of winter?
Winter Solstice was on Monday, December 21, 2020.
What is the official last day of winter?
According to this definition, each season begins on the first of a particular month and lasts for three months: Spring begins on March 1, summer on June 1, autumn on September 1, and winter on December 1.
What date does winter start?
Winter began on Monday, December 21, 2020 and ended on Saturday, March 20, 2021.