dset ^%y4/%m2/%d2/tmin_01d_%y4%m2%d2.bin
options template  
title Global Minimum 2m Temperature Observations
undef -999
ydef 181 linear -90 1
xdef 360 linear 0 1
zdef 1 linear 1 1
tdef 20000 linear 01JAN2012 1dy
vars 1
tmin     1  00 daily tmin mean (deg C)
ENDVARS