Type | Name (nominal vegetation type) | Criteria |
1. Af | Tropical wet (Tropical evergreen rainforest) | Tmim > 18˚C, not BS or BW, Pmim > 6 |
2. Am | Troipical moist (Tropical evergreen rainforest) | Tmim > 18˚C, not BS or BW, 6 > Pmim > (250 - Pyear)/25 |
3. Aw | Troipical dry (Savanna/Woodland) | Tmim > 18˚C, not BS or BW, 6 (250 - Pyear)/25 > Pmim |
4. BS | Semiarid (Bush or grassland) | 2 (Tave + Poff) > Pyear > (Tave + Poff) Poff = 0, >30% of rain in winter Poff = 7, no wet season Poff = 14, >30% of rain in summer |
5. BW | Desert (waste to cactus/seasonal vegetation) | (Tave + Poff) > Pyear |
6. Cs | Temeprate winter wet (Evergreen broadleaf forest) | 18˚C > Tmim > −3˚C, not BS or BW, Pmax > #3 Pmim winter max., summer mim. |
7. Cfa | Hot temperate moist (Broadleaf forest) | 18˚C > Tmim > −3˚C, not BS or BW, Not Cs or Cw, Tmax > 22˚C |
8. Cfb | Warm temperate moist (Broadleaf forest) | 18˚C > Tmim > −3˚C, not BS or BW, Not Cs or Cw, Tmax < 22˚C 4-months warmer than 10˚C |
9. Cfc | Cold temperate moist (Needle-tree forest) | 18˚C > Tmim > −3˚C, not BS or BW, Not Cs or Cw, Tmax < 22˚C Less than 4 months warmer than 10˚C |
10. Cw | Temperate summer wet (evergreen forest) | 18˚C > Tmim > −3˚C, not BS or BW, Pmax > 10 Pmim, summer max., winter mim |
11. Dab | Colder winters//warmer summers (Deciduous forest) | Tmax > 10˚C, −3˚C > Tmim, not BS or BW, 4+ months warmer than 10˚C |
12. Dc | Cold winters/cool summers (Evergreen forest) | −3˚C > Tmim, not BS or BW, 4-months warmer than 10˚C |
13. Et | Tundra (Tundra/dwarf trees, mosses) | 10˚C > Tmax > 0˚C, Tmim < −3˚C |
14, Ef | Polar desert (Pernanent ice or rock, litle plant life) | Tmax < 0˚C |