The monthly accumulated degree days (celsius)
dataframe with 7,812 rows and 3 variables
calendar date, monthly value 1979-2000
CVPIA watershed name
monthly ATU in °C
HEC-5Q Model Output and Double Regression Temperature Modeling: Michael Wright email@example.com
Data Wrangling and Additional Temperature Modeling: Sadie Gill firstname.lastname@example.org
For watersheds with HEC-5Q modeled results, the calculation for degree days is the sum of the daily mean values for each month.
For the other regions, the calculation for degree days is the monthly mean temperature multiplied by the number of days in the month.
For more details about the temperature modeling see