| Variables and Description | Unit | Significance of variables |
| Bio1 = Annual Mean Temperature | ˚C | Reflecting the average temperature variability |
| Bio2 = Mean Daily Diurnal Range | ˚C | Reflecting the temperature difference |
| Bio3 = Isothermality (Bio2/bi07) (×100) | % | Reflecting the temperature difference |
| Bio4 = Temperature Seasonality (standard deviation × 100) | ˚C | Reflecting the average temperature variability |
| Bio5 = Maximum Temperature of Warmest Month | ˚C | Reflecting extreme temperature effects |
| Bio6 = Minimum Temperature of the Coldest Month | ˚C | Reflecting extreme temperature effects |
| Bio7 = Temperature Annual Range (bio5 - bio6) | ˚C | Reflecting the temperature difference |
| Bio8 = Mean Temperature of Wettest Quarter | ˚C | Reflect whether the water heat is synchronized |
| Bio9 = Mean Temperature of Driest Quarter | ˚C | Reflect whether the water heat is synchronized |
| Bio10 = Mean Temperature of Warmest Quarter | ˚C | Reflecting extreme temperature effects |
| Bio11 = Mean Temperature of Coldest Quarter | ˚C | Reflecting extreme temperature effects |
| Bio12 = Annual Precipitation | mm | Reflecting the characteristics of water resources |
| Bio13 = Precipitation of Wettest Monthly | mm | Reacting extreme moisture conditions |
| Bio14 = Precipitation of Driest Monthly | mm | Reacting extreme moisture conditions |
| Bio15 = Precipitation Seasonality (Coefficient of variation) | % | Reflect precipitation and seasonal distribution |
| Bio16 = Precipitation of Wettest Quarter | mm | Reacting extreme moisture conditions |
| Bio17 = Precipitation of Driest Quarter | mm | Reacting extreme moisture conditions |
| Bio18 = Precipitation of Warmest Quarter | mm | Reflect whether the water heat is synchronized |
| Bio19 = Precipitation of Coldest Quarter | mm | Reflect whether the water heat is synchronized |
| Alt = Altitude | m | Reflecting altitude differences |
| Att0 = ≥0˚C Accumulated Temperature (≥0˚C∙d, ×10) | ˚C | Reaction heat resource characteristics |
| Ai = Aridity Index (×1000) | - | Reaction climate dryness and humidity |
| Im = Humid Index (×100) | - | Reaction climate dryness and humidity |