then it will become mostly clear. morning temperatures will be around 15 °c. during the day they will reach a maximum of 21 °c. low temperatures at night will be around 12°c. we have weak southwesterly winds.

Make this proper case.
Then it will become mostly clear. Morning temperatures will be around 15 °C. During the day they will reach a maximum of 21 °C. Low temperatures at night will be around 12°C. We have weak southwesterly winds.