Viewing Station: ME-CM-173 : South Portland 1.0 WSW
Oct 7, 2024 - Mar 20, 202571 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
May 1-30, 2025(0 of 30 days covered by obs)
NOAA Normal
3.63"
Departure from Normal
-3.63" : 0% of Normal
Year-To-Date: 3.40"
Jan 1 to May 30, 2025(33 of 150 days covered by obs)
NOAA Normal
19.02"
Departure from Normal
-15.62" : 18% of Normal
Water Year-To-Date: 12.02"
Oct 1, 2024 to May 30, 2025(89 of 242 days covered by obs)
NOAA Normal
32.91"
Departure from Normal
-20.89" : 37% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.40
3.54
-0.14
Feb
3.48
3.62
-0.14
Mar
4.12
4.26
-0.14
Apr
4.39
4.56
-0.17
May
3.75
3.66
0.09
Jun
4.37
4.26
0.11
Jul
3.49
3.49
0.00
Aug
3.45
3.51
-0.06
Sep
3.88
3.70
0.18
Oct
5.00
5.33
-0.33
Nov
4.36
4.28
0.08
Dec
4.53
4.75
-0.22
48.22
48.96
-0.74