Definition. Simple or arithmetic average of a range of values or quantities, computed by dividing the total of all values by the number of values. For example, the mean of 1, 2, 3, 4, and 5 is (15 Ã· 5) = 3.
25Â°C (77Â°F) in July. The average maximum daytime temperature in Sicily in July is a hot 30Â°C (86Â°F), while the average minimum night-time temperature is a warm 22Â°C (72Â°F).n average 4 mm (0.2 inches) of rain normally falls in Sicily during July with rain falling on 1 days of the month. You can expect on average 11 hours of sunshine a day in Sicily during July.
Temperature. Sicily's temperature is moderated by the warm Mediterranean sea and its location in proximity to the equators. Sea temperatures around Sicily range from around 60 degrees Fahrenheit in the winter to approximately 80 degrees in the summer. The coastal regions of Sicily have pleasant spring daytime highs from March through May that begin around 60 degrees and warm to the mid-80s in May.