The Swiss Franc is more volatile in pairs with the Australian dollar and New Zealand dollar. It can be explained by the fact that, unlike USD and EUR, where the Swiss National Bank aggressively intervened in the market to avoid stronger Swissie, it allows more flexibility with other less important for its economy currencies.
It considered to be a risk-off currency, but its excessive strength in pairs with USD and EUR was always a problem for the Swiss National Bank. Taking into account an export-oriented economy of Switzerland, SNB regularly intervenes into forex to keep