Maybe, depending on your preferred p-value: the standard F-test is not helpful because seasonal snowfall is not close to normally distributed. The Fligner-Killeen test, which is less sensitive to normality, yields a p-value of 0.079 when comparing 1965-95 snowfall vs. 1996-2024.
Is the apparent Fbks decrease in variance ‘65-‘95 vs. ‘95-present statistically significant?
Maybe, depending on your preferred p-value: the standard F-test is not helpful because seasonal snowfall is not close to normally distributed. The Fligner-Killeen test, which is less sensitive to normality, yields a p-value of 0.079 when comparing 1965-95 snowfall vs. 1996-2024.