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Flexible function to download ERA5 climate variables for a region. Supports temperature, humidity, wet bulb, wind, and solar radiation.

Usage

GetERA5DailyClimate(
  request_id,
  start_date,
  end_date,
  variables = c("temperature", "humidity"),
  json_file = NULL,
  north = NULL,
  south = NULL,
  east = NULL,
  west = NULL,
  resolution = 0.25,
  use_cache = TRUE,
  verbose = FALSE
)

get_era5_daily_climate(
  request_id,
  start_date,
  end_date,
  variables = c("temperature", "humidity"),
  json_file = NULL,
  north = NULL,
  south = NULL,
  east = NULL,
  west = NULL,
  resolution = 0.25,
  use_cache = TRUE,
  verbose = FALSE
)

Arguments

request_id

Unique identifier for the data request

start_date

Start date in "YYYY-MM-DD" format

end_date

End date in "YYYY-MM-DD" format

variables

Character vector of variables to download. Options: "temperature", "humidity", "wet_bulb", "wind", "solar"

json_file

Path to GeoJSON file defining the region

north, south, east, west

Bounding box coordinates (alternative to json_file)

resolution

Spatial resolution in degrees (default: 0.25)

use_cache

Whether to use cached data (default: TRUE)

verbose

Whether to print progress messages (default: FALSE)

Value

data.frame with date, latitude, longitude, and requested variables

Examples

if (FALSE) { # \dontrun{
# Get temperature and humidity
climate <- GetERA5DailyClimate(
  request_id = "india_climate",
  start_date = "2023-05-01",
  end_date = "2023-05-31",
  variables = c("temperature", "humidity"),
  json_file = "india.geojson"
)
} # }