Temperature during the hottest quarter 0.383373 Precipitation during the wettest quarter 0.448115 Temperature during the coldest quarter 0.535906 Precipitation during the coldest quarter 0.6283 Available water holding capacity of soil 0.64805 Carbon content of soil 0.661514 Ratio of precipitation to potential evapotranspiration 0.8172 Precipitation during the driest quarter 0.971219 Nitrogen content of soil 1.04912 Precipitation during the hottest quarter 1.11615 Compound topographic index (relative wetness) 1.1172 Bulk density of soil 1.11909 Sum of monthly Tavg where Tavg >=5 deg C 1.49945 Integer number of consecutive months where Tavg >= 5 deg C (Length of potential growing season) 1.52009 Day/night diurnal temperature difference 1.76969 Solar interception 8.06404