It depends on the time of year,
In mid-winter the average is close to 0 degrees celsius (32 F), during the night it freezes a little
In spring the average is between 15 C (59 F) and 20 C (68 F)
In summer the average is around 25 C (77 F), with occasional days around 30 C (86 F), but almost never over 35 C (95 F)
In autumn the average is between 10 C (50 F) and 15 C (59 F)
Throughout the year the difference between day and night temperature is between 5 and 10 degrees