5 months
21 months and 16 days. From the end of December 1996 to the end of September 1998 is 21 months and then there are the 16 days of October.
In the southern hemisphere: Summer=December, January, February Autumn=March, April, May Winter=June, July, August Spring=September,October,November In the northern hemisphere: June 21 - September 21 is Summer September 21 - December 21 Autumn December 21 - March 21 Winter March 21 - June 21 Spring
In the Southern Hemisphere: Summer=December, January, February Autumn=March, April, May Winter=June, July, August Spring=September,October,November In the northern hemisphere: June 21 - September 21 is Summer September 21 - December 21 Autumn December 21 - March 21 Winter March 21 - June 21 Spring
the winter months in Britain are: November, December, January and February.
The months are September October and November and the days the 1-21 of December
It is the 21 of December?
From December 21 to June 21, the days gradually lengthen, resulting in a gain of approximately 5 to 6 minutes of daylight per day. Over this period of about six months, this totals roughly 180 minutes or 3 hours of additional daylight by June 21. The exact increase may vary slightly depending on your geographic location.
12 months/year x 21 years = 252 months
Summer: June 21 to September 21Winter: December 21 - March 21
Antarctica is in the middle of the Southern Hemisphere. The Southern Winter is June, July and August. Summer is December, January and February.
A little over 21 weeks from 1st December 2010 to 1st May 2011.
April(20-) or May(-21)