What is the official first day of spring?

2022-07-22 23:00:03

What is the official first day of spring?

March 20

Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences an equal day and night.

Is March 21 always the first day of spring?

Astronomically speaking, the first day of spring is marked by the spring equinox, which falls on March 19, 20, or 21 every year. The equinox happens at the same moment worldwide, although our clock times reflect a different time zone.

Why is March 20 the first day of spring?

For ease of recordkeeping, meteorologists and climatologists consider March 1 the first day of spring, but astronomically speaking, the Earth's equator is aligned directly with the sun on the vernal equinox. In 2022, that occurs March 20 at 11:33 a.m. Eastern time.

Is the equinox the first day of spring?

During the spring (or vernal) equinox, the sun's direct rays strike Earth's equator before crossing into the Northern Hemisphere. While it's the first day of spring in North America, Europe and Asia, places in the Southern Hemisphere are marking the end of summer and beginning of autumn.

What day has 12 hours of daylight and 12 hours of darkness?

September Equinox

September Equinox (Approximately September 22-23)

There are 12 hours of daylight and 12 hours of darkness at all points on the earth's surface on the two equinoxes.

What is the longest day of the year called?

June 21

In 2022, the June solstice occurs on Tuesday, June 21, marking the start of summer in the Northern Hemisphere. Here's everything you should know about the summer solstice—what it means, why it's the longest day of the year, and how to celebrate.

Which country has no daylight?

Located more than 200 miles north of the Arctic Circle, Tromsø, Norway, is home to extreme light variation between seasons. During the Polar Night, which lasts from November to January, the sun doesn't rise at all.

Which country has only day?

Norway. Norway, situated in the Arctic Circle, is called the Land of the Midnight Sun, where from May to late July, the sun actually never sets.

What is the name of the shortest day of the year?

winter solstice

According to NASA the winter solstice marks the day when the sun at solar noon is the lowest in the sky, and the time from sunrise to sunset is the shortest of the year. The winter solstice is often called the “shortest day of the year” in the Northern Hemisphere.

Why is December 21 so important?

December 21 marks the official changing of the season: the first day of winter. The winter solstice is also significant for having the shortest day and longest night of the year. After this day, the sun returns more steadily with each passing day, making it a celebratory moment and ideal for setting intentions.

What day is the shortest in 2021?

December 21, 2021

The winter solstice happens on Tuesday, December 21, 2021! This is the astronomical first day of winter in the Northern Hemisphere and the shortest day of the year.

What's the first official day of winter?

December 21

Winter solstice 2021, the shortest day of year and the official first day of winter, is on Tuesday, December 21.

What are the 7 seasons?


Northern hemisphereSouthern hemisphereStart date
WinterSummer1 December
SpringAutumn1 March
SummerWinter1 June
AutumnSpring1 September

Why do Australian seasons start on the 1st?

In Australia the seasons are taken to start at the beginning of the month so that winter begins on 1 June and spans June, July and August. Supposedly, this is because in the early days of the Colony the NSW (New South Wales Corps) Corps changed from their summer to their winter uniforms at the beginning of the month.

What is the official end of winter?

Astronomical winter

YearWinter StartsWinter Ends
Winter 2021Tuesday, 21 December 2021Sunday, 20 March 2022
Winter 2022Wednesday, 21 December 2022Monday, 20 March 2023
Winter 2023Friday, 22 December 2023Wednesday, 20 March 2024
Winter 2024Saturday, 21 December 2024Thursday, 20 March 2025

Which is the longest season?


Summer begins when the sun reaches the summer solstice in Taurus and ends when the sun reaches the autumnal equinox in Virgo. It is the longest season, lasting 94 days.

What season is it in Australia?

Australia's seasons are at opposite times to those in the northern hemisphere. December to February is summer; March to May is autumn; June to August is winter; and September to November is spring.

Are the days getting shorter?

Not exactly. The daylight hours get shorter and nighttime does get longer. But, there are still 24 hours in a day, and as of today, there's no evidence to suggest the days get shorter on Earth, just like the Mars hoax of years ago - will be as big as the moon next July.

Are days getting longer 2022?

After the winter solstice in the Northern Hemisphere, the days will get longer and the nights shorter until the summer solstice on June 21, 2022, when things reverse.

Are days really 24 hours?

Day Length

On Earth, a solar day is around 24 hours. However, Earth's orbit is elliptical, meaning it's not a perfect circle. That means some solar days on Earth are a few minutes longer than 24 hours and some are a few minutes shorter.

What is the official end of summer?

Dates for Summer from 2017 to 2027

YearSummer starts onSummer ends on
Summer 2019Friday, June 21, 2019Monday, September 23, 2019
Summer 2020Saturday, June 20, 2020Tuesday, September 22, 2020
Summer 2021Monday, June 21, 2021Wednesday, September 22, 2021
Summer 2022Tuesday, June 21, 2022Friday, September 23, 2022