Download PRISM
Batch download of monthly gridded PRISM climate data
download.prism(
data.type,
date.range,
time.step = "monthly",
download.folder = c("current", "temp"),
by.year = FALSE,
unzip.file = TRUE,
ftp.site = "ftp://prism.oregonstate.edu"
)data.type |
Specify climate metric ('ppt','tmin','tmax','tmean') |
date.range |
A vector with start and end date in y/m/d format |
time.step |
Timestep of product ('daily'/'monthly') |
download.folder |
Local download directory, defaults to current working directory |
by.year |
Create a directory for each year (TRUE/FALSE) |
unzip.file |
Unzip file on download (TRUE/FALSE) |
ftp.site |
PRISM ftp address to use, default: ftp://prism.oregonstate.edu |
Monthly data 1895-1980 is available in a single zip file on the ftp site PRISM URL: https://prism.oregonstate.edu/ FTP download sites for 400m gridded daily/monthly climate data ftp://prism.oregonstate.edu/daily ftp://prism.oregonstate.edu/monthly
i.e., 'PRISM_ppt_stable_4kmD1_20100208_bil.zip' Data description: https://prism.oregonstate.edu/documents/PRISM_datasets_aug2013.pdf
Compressed or uncompressed PRISM monthly gridded data(bil raster format)
Jeffrey S. Evans <jeffrey_evans@tnc.org>
## Not run:
# Download monthly precipitation data Jan 1st 2000 to Dec 30th 2001 (n=24)
my.dates <- c('2000/1/1', '2001/12/30')
download.prism('ppt', date.range=my.dates, time.step='monthly', by.year=TRUE)
# Download monthly precipitation data Jan 1st 2000 to Feb 10th 2000 (n=41)
my.dates <- c('2000/1/1', '2000/2/10')
download.prism('ppt', date.range=my.dates, time.step='daily', by.year=TRUE)
## End(Not run)Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.