Viewing Station: ME-CM-8 : Portland 5.1 NW
Jul 22, 2009 - Dec 18, 20252,451 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.17"
December 1-19, 2025(18 of 19 days covered by obs)
NOAA Normal
2.75"
Departure from Normal
-1.58" : 43% of Normal
Year-To-Date: 23.65"
Jan 1 to Dec 19, 2025(232 of 353 days covered by obs)
NOAA Normal
46.52"
Departure from Normal
-22.87" : 51% of Normal
Water Year-To-Date: 7.94"
Oct 1, 2025 to Dec 19, 2025(79 of 80 days covered by obs)
NOAA Normal
12.22"
Departure from Normal
-4.28" : 65% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.39
3.47
-0.08
Feb
3.40
3.60
-0.20
Mar
4.08
4.22
-0.14
Apr
4.38
4.55
-0.17
May
3.74
3.67
0.07
Jun
4.39
4.35
0.04
Jul
3.53
3.55
-0.02
Aug
3.47
3.51
-0.04
Sep
3.92
3.78
0.14
Oct
5.08
5.38
-0.30
Nov
4.39
4.21
0.18
Dec
4.48
4.71
-0.23
48.25
49.00
-0.75