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Table I

Annual mean, winter (December–February), spring (March–May), summer (June–August), and fall (September–November) air temperatures (°C) at timberline on Mt. Patscherkofel, Austria 1950 m a.s.l. (Klimahaus Research Station) during the period 1963–1997 and 1998–2007.

1963–1997 1998–2007 Difference
Annual mean 2.2 ± 0.9 3.2 ± 0.5 +1.0
Winter −4.0 ± 1.5 −3.8 ± 1.4 +0.2
Spring 0.4 ± 1.3 2.0 ± 1.0 +1.6
Summer 9.0 ± 1.2 10.6 ± 1.2 +1.6
Fall 3.5 ± 1.3 3.8 ± 1.5 +0.3