The climate is continental with cold winters and warm / hot summers. The average yearly temperature is 9.2 degrees Celsius. Temperature ranges from –3º C in January to 22º C in July. From May to September it tends to be sunny and warm with occasional rains.
Prague is extremely beautiful when covered in snow, although you will need appropriate clothes and do as natives do: have a glass of hot whine to shake the cold off!
In the following table you have maximum and minimum average temperatures: