Download CRU TS climate data for a GeoJSON region

Downloads and filters CRU TS v4.07 monthly gridded climate data to a geographic region defined by a GeoJSON polygon.

Usage

CRUTSGeojson(...)

cru_ts_geojson(
  variable,
  start_year,
  end_year,
  geojson_file,
  output_dir = tempdir(),
  use_cache = TRUE,
  ...
)

Arguments

...

Arguments passed to the main function (used by aliases).

variable

CRU TS variable code. See list_cru_ts_variables().

start_year

Start year (1901-2022).

end_year

End year (1901-2022).

geojson_file

Path to a GeoJSON file defining the region.

output_dir

Directory for temporary files (default: tempdir()).

use_cache

Whether to use cached data (default: TRUE).

Value

data.frame with columns: year, month, latitude, longitude, value, variable.

Examples

if (FALSE) { # \dontrun{
data <- cru_ts_geojson(
  variable = "tmp",
  start_year = 1981, end_year = 2010,
  geojson_file = "india.geojson"
)
} # }