Field

CRU TS4.03 Tmax-Tmin
CRU TS4.03 Diurnal Temperature Range averaged over 5x 5 grid boxes
X axis: whole world in 144 2.50° steps, first point at 178.75° W, last point at 178.75° E
Y axis: regular grid with 72 2.50° steps, first point at 88.75° S, last point at 88.75° N

Monthly data available from Jan1901 to Dec2018 (1416 months)
Variable dtr (diurnal temperature range) in degrees Celsius
Full metadata. The associated land/sea mask is available for some operations

Get grid points, average area or generate subset

Mask:	no mask mask4.txt   add a mask to the list
Latitude:	°N - °N
Longitude:	°E - °E
Boundaries:	halfway grid points interpolated
Make:	average max min set of grid points subset of the field
Demand at least:	% valid points in this region
Considering:	everything land points sea points show/hide more only land points only sea points not land points not sea points
Units:	convert to Celsius leave in degrees Celsius

Create a field with lower time resolution

New time scale:	annual (Jul-Jun) annual (Jan-Dec) biannual seasonal
New variable:	mean sd sum sum above sum below number min time of min max time of max first time last time of Tmax-Tmin
Threshold:	no cut less than greater than degrees Celsius percentile normal 1971-2000
Minimum:	% valid data
First apply:	-month running mean
Missing data:	ignore, climatology, trend, persistence.

Create a field with lower spatial resolution

Average over blocks of longitude and latitude grid cells

getfieldtype: please ask the administrator to add "dtr" to the lists in getfieldtype

Construct a statistical forecast model from this field

Please consider downloading this field from the authoritative site.
If you really want to get it here, CRU TS4.03 Tmax-Tmin is available as a netcdf file (size 13.5505 MB).

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