aggregate_hourly_precipitation
                        Aggregate hourly data to daily precipitation
                        statistics
aggregate_hourly_temperature
                        Aggregate hourly data to daily temperature
                        statistics
calculate_CDD           Calculate consecutive dry days (CDD)
calculate_CSDI          Calculate Cold Spell Duration Index (CSDI)
calculate_CWD           Calculate consecutive wet days (CWD)
calculate_DTR           Calculate diurnal temperature range (DTR)
calculate_PRCPstats     Calculate annual precipitation totals and
                        statistics
calculate_R10mm         Calculate number of heavy precipitation days
                        (R10mm)
calculate_R1mm          Calculate number of days with precipitation >=q
                        1mm (R1mm)
calculate_R20mm         Calculate number of very heavy precipitation
                        days (R20mm)
calculate_Rx1day        Calculate maximum 1-day precipitation (Rx1day)
calculate_Rx5day        Calculate maximum consecutive 5-day
                        precipitation (Rx5day)
calculate_SDII          Calculate Simple Daily Intensity Index (SDII)
calculate_TN0           Calculate number of days with temperature < 0C
calculate_TN10p         Calculate 10th percentile of daily temperature
                        (TN10p)
calculate_TNn           Calculate monthly minimum value of daily
                        minimum temperature (TNn)
calculate_TR20          Calculate number of tropical nights (TN > 20C)
calculate_TX25          Calculate number of summer days (TX > 25C)
calculate_TX30          Calculate number of days with temperature >=q
                        30C
calculate_TX35          Calculate number of days with temperature >=q
                        35C
calculate_TX90p         Calculate 90th percentile of daily temperature
                        (TX90p)
calculate_TXx           Calculate monthly maximum value of daily
                        maximum temperature (TXx)
calculate_WSDI          Calculate Warm Spell Duration Index (WSDI)
list_indices            List available climate indices
