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Home — Field: IMERG precipitation

Field

IMERG precipitation
more information GPM IMERG Final Precipitation L3 1 day 0.1 degree x 0.1 degree (GPM_3IMERGDF) averaged over 2x 2 grid boxes
X axis: whole world in 1800 0.20° steps, first point at 179.90° W, last point at 179.90° E
Y axis: regular grid with 900 0.20° steps, first point at 89.90° S, last point at 89.90° N

1-daily data available from 19Jun2000 to 14Sep2009 ( 3382 times)
Variable precipitationCal (Daily accumulated precipitation (combined microwave-IR) estimate) in mm/dy
Full metadata.

Get grid points, average area or generate subset
Mask:   add a mask to the list help
Latitude: °N - °N help
Longitude: °E - °E
Boundaries:
Make: average max min set of grid points subset of the field help
Demand at least: % valid points in this region help
Units: convert to mm/day leave in mm/dy help
helpApply daily high/low-pass filter
filter
cut-off value days
requiring at least % valid data
helpApply year-on-year high/low-pass filter
filter
cut-off value years
requiring at least % valid data
helpCreate a field with lower time resolution
New time scale:
New variable: of precipitation
Threshold:
Minimum:% valid data
First apply:-day running mean
Missing data: ignore, climatology, trend, persistence.
helpCreate a field with lower spatial resolution
Average over blocks of longitude and latitude grid cells

Area with extremes
Compute area with annual -day average minimum or maximum extreme beyond 1 in 10 yr return values.

Compute zonal mean

Compute annual cycle
Please consider downloading this field from the authoritative site.
If you really want to get it here, IMERG precipitation is available as a netcdf file (size 9745.82 MB).