Gaoua

Boromo

Regional*

Characteristics

1983

1999

1983

1999

1983

1999

Rainy season onset

7-May

17-May

11-Jun

5-May

29-May

21-May

Rainy season offset

22-Sep

18-Nov

22-Sep

7-Oct

27-Sep

18-Oct

Season duration

139

186

104

156

122

151

Number of rain days

38

75

38

61

30

58

Mean daily rainfall (mm/d)

12

13

12

12

17

17

Maximum rainfall event (mm/d)

71

49

55

119

60

83

Number of dry spells

6

4

4

8

6

5

Mean dry spell duration (days)

9

8

8

7

7

8