This GEFS graph is showing temperatures will start to rise towards the end of the month. The top part of the graph shows the temperature around 1,500 metres. The bottom of the graph is rainfall.
So you can see the temperature starts to rise from the 25th onwards peaking right at the end of the month when we could see temperatures around the mid teens. Then temperatures then slip away into early November.
Except for a couple of days around the 24th it look mainly dry until early November when some showers and periods of rain.