Regional Climate Change: Antarctica

Climate Stripes

Mean Rate of Change ( °C / Century )

Since:	1760	1810	1860	1910	1960	1990
Antarctica	-	-	-	-	1.05 ± 0.76	2.31 ± 1.23
Southern Hemisphere	-	-	0.81 ± 0.24	0.94 ± 0.32	1.34 ± 0.38	1.15 ± 0.38
Global Land	0.43 ± 0.18	0.79 ± 0.13	0.91 ± 0.08	1.11 ± 0.03	2.16 ± 0.11	2.78 ± 0.13

Temperature Record Months and Years

Seasonal Changes

Regional Climate Variability

Difference from Global Land Average ( °C, 95% range )

Smoothing	Monthly	Annual	Five-year	Ten-year	Twenty-year
	± 2.25	± 0.88	± 0.52	± 0.43	± 0.35

Correlation to Global Land Average (R value)

Smoothing	Monthly	Annual	Five-year	Ten-year	Twenty-year
	0.36	0.44	0.61	0.72	0.81

Variability in Monthly Means ( °C, 95% range )

Jan	Feb	Mar	Apr	May	Jun
± 1.51	± 1.72	± 1.84	± 2.29	± 2.89	± 2.48
Jul	Aug	Sep	Oct	Nov	Dec
± 3.13	± 3.74	± 2.85	± 1.66	± 1.66	± 1.72

History of Temperature Stations

Evolution of Climate Extremes

Mean of Daily High Temperature

Mean of Daily Low Temperature

Change in Diurnal Range