25 years average (1980-2006)
     
Months Av. Annual Rainfall (mm) Rainy Days
Jan 14.8 1.3
Feb 11.7 1.2
Mar 13.3 0.8
Apr 5.3 0.5
May 16.5 1.4
Jun 140.0 7.3
Jul 338.1 14.1
Aug 372.0 13.8
Sep 177.4 8.4
Oct 34.8 2.1
Nov 9.9 0.6
Dec 13.6 0.9
Total 1147.5 52.4