Viewing Station: ME-CM-165 : Portland 4.3 W
Nov 11, 2023 - Jul 25, 2025528 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.60"
July 1-26, 2025(25 of 26 days covered by obs)
NOAA Normal
2.93"
Departure from Normal
-1.33" : 55% of Normal
Year-To-Date: 21.03"
Jan 1 to Jul 26, 2025(183 of 207 days covered by obs)
NOAA Normal
26.44"
Departure from Normal
-5.41" : 80% of Normal
Water Year-To-Date: 30.63"
Oct 1, 2024 to Jul 26, 2025(276 of 299 days covered by obs)
NOAA Normal
40.33"
Departure from Normal
-9.70" : 76% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.40
3.53
-0.13
Feb
3.48
3.63
-0.15
Mar
4.12
4.25
-0.13
Apr
4.39
4.56
-0.17
May
3.75
3.67
0.08
Jun
4.37
4.29
0.08
Jul
3.49
3.50
-0.01
Aug
3.45
3.50
-0.05
Sep
3.88
3.73
0.15
Oct
5.00
5.34
-0.34
Nov
4.36
4.26
0.10
Dec
4.53
4.75
-0.22
48.22
49.01
-0.79