nctoolkit.DataSet.phenology

DataSet.phenology(self, var=None, metric=None, p=None)

Calculate phenologies from a dataset Each file in an ensemble must only cover a single year, and ideally have all days. The method assumes datasets have daily resolution.

Parameters

• var (str) – Variable to analyze.

• metric (str) – Must be peak, middle, start or end. Peak is defined as the day of the maximum value. Middle is the day when the cumulative total of the variable first exceeds the cumulative total for the entire year. Start or end is defined as the first day when the cumulative total exceeds a percentile p of the maximum cumulative total.

• p (str) – Percentile to use for start or end.