Date Amount of precipitation Temperature (°C) Delta 18O Delta 2H D-excess
January 2001 58 3 -8.45 -55.4 12.2
February 2001 53 5 -7.35 -41.5 17.3
March 2001 55 13 -6.88 -42.4 12.64
April 2001 51 13 -5.48 -36.6 7.24
May 2001 41 16 -4.12 -22.6 10.36
Table 1: Isotopic data for the precipitation in El Kef area (2001). (Delta 18O and 2H: per mille VSMOW “Vienna-Standard Mean Ocean Water”)- Precipitation (mm)