Skip to contents

Median daily potential evaporation for irrigation area (i.e. ~44km2), based on 1x1km2 grids of DWD. Downloaded with read_daily_data_over_shape between 2017-01-01 and 2020-12-31

Usage

evapo_p

Format

A data.frame with 1461 rows and 10 variables:

file

name of downloaded grid file source

date

date

year

year

month

month

day

day

mean

spatially averaged, mean

sd

spatially averaged, standard deviation

min

spatially averaged, min

max

spatially averaged, max

n_values

number of grid-cells used for spatial averaging

Examples

if (FALSE) { # \dontrun{
### Data download
remotes::install_github("kwb-r/kwb.dwd")
shape_file <- system.file("extdata/input-data/gis/Abwasserverregnungsgebiet.shp",
package = "flextreat.hydrus1d")

# Only data of full months can currently be read!
evapo_p <- kwb.dwd::read_daily_data_over_shape(
file = shape_file,
variable = "evapo_p",
from = "201701",
to = "202012"
)} # }
head(flextreat.hydrus1d::evapo_p)
#>                                       file       date year month day     mean
#> 1 grids_germany_daily_evapo_p_20170501.asc 2017-05-01 2017     5   1 2.398051
#> 2 grids_germany_daily_evapo_p_20170502.asc 2017-05-02 2017     5   2 1.868663
#> 3 grids_germany_daily_evapo_p_20170503.asc 2017-05-03 2017     5   3 2.113928
#> 4 grids_germany_daily_evapo_p_20170504.asc 2017-05-04 2017     5   4 1.478253
#> 5 grids_germany_daily_evapo_p_20170505.asc 2017-05-05 2017     5   5 1.341413
#> 6 grids_germany_daily_evapo_p_20170506.asc 2017-05-06 2017     5   6 2.474103
#>          sd min max n_values
#> 1 0.7951378 0.5 3.7   358303
#> 2 0.5679082 0.3 3.7   358303
#> 3 0.3613727 0.5 3.5   358303
#> 4 0.4204923 0.2 3.6   358303
#> 5 0.5454047 0.3 3.8   358303
#> 6 0.7092278 0.8 4.2   358303