There is no official date.
Most people use 1 March or 21 March as the starting date.
The first day of spring is March 20 or 21, and both the date and the day of the week variy from year to year. Spring will start on Saturday March 20 in 2010.
Spring in Australia will start on Wednesday September 1st, 2010.
The first day of spring coincides with the equinox (days and nights both 12 hours long). In the northern hemisphere the equinox is around the end of March. In the southern hemisphere it starts about the beginning of September. In the US the first day of Spring will be March 20, 2010. In Australia, the first day of Spring will be 1 September 2010.
March 20th is the first day of Spring '10.
Assuming a start date of March 20, 2010, there are 54 days between January 25 and the start of spring.
Northern Hemisphere:Saturday, March 20, 2010, was the official first day of spring for 2010 in the Northern Hemisphere. The Vernal Equinox occurred at 17:32 UTC. On that day, the Southern Hemisphere observed the Autumnal Equinox, which is the equivalent of the start of Autumn.Southern HemisphereThe official date of spring south of the equator (corresponding to the first official day of fall in places north of the equator) was September 23, 2010. (03:09 UTC)Countries such as Australia and New Zealand, however, designate the first day of September as the official first day of spring.
it opens on the 28 April in 2010
April 1 2010 April fools
Spring of 2010
spring 2010
march 21st
March 21 is the first day of Spring.