import arcpy
from arcpy.sa import *
arcpy.CheckOutExtension("spatial")
arcpy.gp.overwriteOutput=1
#定义输出路径
outpath="e:/ccc/"
outfilename="mean"
#更改工作空间将，将"e:/bbb"更改为处理cdf文件时的输出路径
arcpy.env.workspace = "e:/bbb"
files=arcpy.ListFiles()
for file in files:
#将"e:/bbb"更改为处理cdf文件时的输出路径
wk="e:/bbb/"+file
arcpy.env.workspace = wk
rasters = arcpy.ListRasters()
Sum=0
for raster in rasters:
Sum=Sum+Raster(raster)
(Sum/len(rasters)).save(outpath+outfilename+file)
print file
##
##print("Done,please close")
##files=arcpy.ListRasters()
##
##for file in files:
## Sum=Sum+Raster(file)
##(Sum/n).save(outpath+outfilename)
##
##print("Done,please close")
按年为单位的需要计算每年的平均值，也就是说要计算每一年每个格网12个月的平均值。ArcGIS通过Cell Statistics可以实现，这里使用python进行批量处理 | 
转播
