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.
Palermo average June sea temperature. Max: 26.6Â°C / 79.9Â°F. Avg: 23.1Â°C / 73.6Â°F. Min: 20.2Â°C / 68.3Â°F. These figures are calculated from several years of recorded data and are the maximum, minimum and average temperatures of all the recorded years. Average daily June sea temperatures. Monthly Palermo water temperature chart.