WORLD CLIMATE AND CLIMATE CHANGE
Köppen’s scheme utilises both capital letters (A, B, C, D, E) and smaller letters to differentiate between the broad climatic groups and their specific types, respectively.
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CLIMATIC GROUPS ACCORDING TO KOEPPEN |
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Climatic Group |
Name/Description |
Group Characteristics |
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A |
Tropical |
Average temperature of the coldest month is 18°C or higher |
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B |
Dry Climates |
Potential evaporation exceeds precipitation |
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C |
Warm Temperate (Mid-latitude) climates |
The average temperature of the coldest month is higher than –3°C but below 18°C |
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D |
Cold Snow Forest Climates |
The average temperature of the coldest month is –3°C or below |
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E |
Cold Climates |
Average temperature for all months is below 10°C |
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H |
High Land |
Cold due to elevation |
A – Tropical/Megathermal Climates: High average temperatures, and typically high precipitation throughout the year.
1.Af: Tropical rainforest climate. ‘f’ indicates no significant dry season.
2.Am: Tropical monsoon climate. Heavy rainfall, but with a marked dry season.
3.Aw: Tropical wet and dry or savannah climate. Winter is dry.
B – Arid and Semi-Arid Climates: Defined by the insufficient amount of precipitation they receive.