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.
Sea Temperature. 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). On 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.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.
Wet days in July are not very common, but when they occur, the may help the temperature to drop by a fraction. In Southern Italy and the seacoast, including Palermo, the temperatures are definitely at their the highest. In July, they remain between 23 to 35 degrees Celsius (74 to 95 degrees Fahrenheit).For some, this temperature would be too hot to bear.Rain is not very common at this time of the year.hose who are planning to travel to Italy in July would have to get all their booking done in advance, including flight and hotel. If you plan to fly with bonus miles, you should reserve your flight a good 10 months in advance or it will be difficult to find a seat.