pn {precintcon}

Percentage of Normal

Description

Calculates the Percentage of Normal (PN) on a daily or monthly precipitation serie.

Usage

pn(object, interval = 30, scale = "a")

Arguments

object

a daily or monthly precipitation serie.

interval

the number of months applied for calculating the percentage of normal.

scale

the scale used for calculating the percentage of normal, which should be either "w" for weak (not supported yet), "m" for month, "s" for season, or "d" for decades.

Value

A data.frame (precintcon.pn) containing the following variables:

• year is the year.

• month is the month. It exists only whether scale = "m".

• pn is the percentage of normal.

Author(s)

Lucas Venezian Povoa [e-mail]

See Also

pplot.pn read.data as.daily as.monthly

Examples

##
# Loading the monthly precipitation serie.
data(monthly)

##
# Performing the Percentage of Normal analysis
pn(monthly)