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Table I

Monthly mean daily air and soil temperature (°C) and precipitation during the growing season 2007 (TB = timberline 1950 m a.s.l., TR = treeline 2110 m, K = krummholz-site 2180 m). Long-term records (LTM ± standard deviation) of air temperature (recorded at 1950 m a.s.l.; Station Klimahaus) and precipitation (Mt. Patscherkofel summit, 2246 m) for the period 1967–2004, respectively.

Air temperature (°C) Soil temperature (°C) Precipitation (mm)

LTM TB TR K TB TR K LTM 2007
May 4.8 ± 1.90 6.9 6.2 5.2 4.9 6.4 7.5 76 ± 30 102
Jun 7.8 ± 1.87 10.1 9.1 8.0 6.4 8.4 9.2 109 ± 35 120
Jul 10.0 ± 1.90 11.3 10.0 9.1 8.5 10.3 11.2 127 ± 39 108
Aug 10.1 ± 1.89 10.4 9.9 8.5 8.0 9.3 10.5 121 ± 50 182