Table 2.

Climate variables used in all analyses.

climate variable
mean annual temperature (K)
mean diurnal range (K) [mean of monthly (maximum temperature – minimum temperature)]
temperature seasonality (standard deviation of monthly mean temperatures)
maximum temperature of warmest month (K)
minimum temperature of coldest month (K)
temperature annual range (K)
annual precipitation (mm)
precipitation of wettest month (mm)
precipitation of driest month (mm)
precipitation seasonality (coefficient of variation of monthly precipitation measures)