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Southern Hemisphere
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Snow occurs every year in elevated regions such as the Andes, the Great Dividing Range in Australia, and the mountains of New Zealand, and also occurs in the southerly Patagonia region of South Argentina. Snow occurs year.
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Southern Hemisphere
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In one version of this definition, winter begins at the winter solstice and ends at the vernal equinox. These dates are somewhat later than those used to define the beginning and end of the meteorological winter.
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In this region
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Usually considered to span the entirety of December, January, and February in the Northern Hemisphere and June, July, and August in the Southern. Astronomically, the winter solstice, being the day of the year which has fewest hours of daylight.
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Climate and lack
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In the Northern Hemisphere, some authorities define the period of winter based on astronomical fixed points (i.e. based solely on the position of the Earth in its orbit around the sun), regardless of weather conditions.
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