It’s been a cold winter in Australia after a summer that never even came. Five degrees C in Sydney these past mornings and 0 to -3 C in inland NSW. But the entire southern hemisphere has been extraordinarily cold this year with South America in a deep freeze. Hot northern hemisphere, cold south about sums it up.
Unusually strong cold weather outbreak spreads from Antarctica into central South America, bringing early winter temperature records and first snowfall after decades
The powerful cold air outbreak has brought snowfall after decades, to southern Brazil, and breaking several old low-temperature records.
Globally it’s actually been colder than usual though longer term trends are rising..
“Below we have a graph, which shows the global temperature anomaly since 1990. You can see the steady growth over decades, but with frequent ups and downs over the years. 2021 is another strong dip in global temperatures, not seen since 2015.”