climdex.fd | R Documentation |
This function computes the climdex index FD.
This function takes a climdexInput object as input and computes the FD (frost days) climdex index: that is, the annual count of days where daily minimum temperature drops below 0 degrees Celsius.
climdex.fd(ci, freq = c("monthly", "annual", "halfyear", "seasonal"))
ci |
Object of type climdexInput. |
A vector containing the number of frost days for each year.
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