Natural snow in September
Cerro Castor snow in September
September is a safe bet for natural snow at Cerro Castor: mid-mountain was snow-sure in 26 of the last 30 winters.
Questions
Is there snow in Cerro Castor in September?
Yes, reliably. Mid-mountain had 30 cm or more of modelled natural snow on 90% of September days over the last 30 winters, before any snowmaking.
Early or late September for snow at Cerro Castor?
The first and second halves of September have been about as reliable as each other (91% and 90%).
How many recent winters had reliable snow at Cerro Castor in September?
26 of the last 30. In those winters mid-mountain had 30 cm or more of natural snow on at least 90% of September days. Thirty winters show how much one season differs from the next; how winters have changed is covered by the long record.
Does this include snowmaking?
No. These figures are modelled natural snow only, so groomed pistes often ski better than this.