morning temperatures will be around 12 °c. during the day they will reach a maximum of 15 °c. low temperatures at night will be around 8°c. we have weak westerly winds.

This is all lower case. Can you fix that?
Morning temperatures will be around 12 °C. During the day they will reach a maximum of 15 °C. Low temperatures at night will be around 8°C. We have weak westerly winds.