KOEPPEN’S SCHEME OF CLASSIFICATION OF CLIMATE
Climatic Groups According to Koeppen
Group | Characteristics |
A - Tropical | Average temperature of the coldest month is 18° C or |
B - Dry Climates | Potential evaporation exceeds precipitation |
C - Warm Temperate | The average temperature of the coldest month of the years is higher than minus 3°C but below 18°C |
D - Cold Snow Forest | The average temperature of the coldest month is minus |
E - Cold Climates | Average temperature for all months is below 10° C |
H - High Land | Cold due to elevation |
The capital letters : A,C, D and E delineate humid climates and B dry climates.
Climatic Types According to Koeppen
Group |
| Type | Letter Code | Characteristics |
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A-Tropical Humid Climate |
| Tropical | Af Am Aw | No dry season |
| wet |
| Monsoonal, short dry season Winter dry | |
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| Tropical |
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| Subtropi | BSh BWh BSk | Low-latitude semi arid or dry Low-latitude arid | |
| cal steppe | BWk | or dry | |
B-Dry Climate | Subtropi |
| Mid-latitude semi arid or dry Mid-latitude arid | |
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| cal desert |
| or dry | |
C-Warm temperate (Mid- | Humid | Cfa Cs Cfb | No dry season, warm summer Dry hot summer | |
subtropic |
| No dry season, warm and cool summer | ||
latitude) Climates |
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| al |
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D-Cold Snow- forest | Humid | Df Dw | No dry season, severe winter Winter dry and | |
Climates | continen |
| very severe | |
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E-Cold Climates | Tun | ET EF | No true summer Perennial ice | |
dra |
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H-Highland | Highland | H | Highland with snow cover | |
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Group A : Tropical Humid Climates
Tropical Wet Climate (Af)
Tropical wet climate is found near the equator. The major areas are the Amazon Basin in South America, western equatorial Africa and the islands of East Indies.
Tropical Monsoon Climate (Am)
Tropical Wet and Dry Climate (Aw)
Dry Climates : B
Subtropical Steppe (BSh) and Subtropical Desert (BWh) Climates
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