Regional distribution of rains ( September 2010)

Natural zone
Governorate
Rainfall during September 2005 (mm)
Average of the month of September in mm
September Average ratio in %
Excess or deficit during September in %
North-West
Jendouba 51.4 44.8 114 14
Béja 47.4 38.9 122 22
Le Kef 53.6 36.6 146 46
Siliana 59.8 41.2 145 45
North-East
Tunis/Ariana/Ben Arous/Manouba 49.3 38.8 127 27
Nabeul 49.5 40.3 123 23
Zaghouan 55.5 39.2 142 42
Bizerte 56.9 37.6 151 51
Centre- West
Kairouan 44.1 40.3 109 9
Kasserine 52.2 38.0 238 38
Sidi Bouzid 48.0 34.5 139 39
Centre- East
Sousse 35.2 38.4 92 -8
Monastir 38.0 46.4 82 -18
Mahdia 31.1 28.6 74 -26
Sfax 31.0 28.6 108 8
South-West
Gafsa 14.2 20.4 70 -30
Tozeur 8.7 9.0 97 -3
Kebili 0.2 7.8 3 -97
South-East
Gabès 20.6 20.2 102 2
Mednine 4.4 16.6 27 -73
Tataouine 2.4 7.9 30 -70
Tunisia 22.4 21.9 102 2