Table 1 Characteristics of climatic zones in Benin
Climatic zones Characteristics | Guineo-Congolean | Sudano-Guinean | Sudanian |
|---|---|---|---|
Longitude Latitude | 1°–2° 45′ E 6° 30 ′–7° 30′ N | 1°550–2°250 E 8°500–9°100 N | 2°250 E 3°40′ E 9°100 N–12°30′ N |
Climate | subequatorial | Sudanian humid | tropical arid (Sahelo-Soudanian) |
Rainy season | bimodal: April-July and September–November | unimodal: April–October | unimodal: March–April to October–November |
Dry season | bimodal: November-March and July–September | unimodal: November–March | unimodal: October–November to March–April |
Rainfall | 900 mm (west)–1300 mm (east) | 900–1200 mm | 800–1000 mm |
Temperature | 27 °C (average) | 21–40 °C (average: 32 °C) | 26–31.5 °C |
Humidity | 80% | 65% | always under 65% |