Sums TN-15
Sum of degree days when TN <= -15 Celsius recorded in December-February interval
stn15(data, data_names = NULL, na.rm = FALSE, ...)
data |
daily minimum temperature, Celsius |
data_names |
names of each period of time |
na.rm |
logical. Should missing values (including NaN) be removed? |
... |
further arguments passed to or from other methods |
temperature, Celsius
data(data_all) stn15(data = data_all$tn)
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