Viewing Station: ME-CM-18 : Portland 5.5 WNW
Aug 1, 2009 - Jul 14, 20255,897 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.55"
July 1-14, 2025(14 of 14 days covered by obs)
NOAA Normal
1.59"
Departure from Normal
-0.04" : 98% of Normal
Year-To-Date: 25.30"
Jan 1 to Jul 14, 2025(194 of 195 days covered by obs)
NOAA Normal
24.97"
Departure from Normal
0.33" : 101% of Normal
Water Year-To-Date: 35.19"
Oct 1, 2024 to Jul 14, 2025(286 of 287 days covered by obs)
NOAA Normal
38.84"
Departure from Normal
-3.65" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.38
3.47
-0.09
Feb
3.43
3.59
-0.16
Mar
4.08
4.22
-0.14
Apr
4.37
4.55
-0.18
May
3.75
3.67
0.08
Jun
4.37
4.33
0.04
Jul
3.52
3.54
-0.02
Aug
3.47
3.51
-0.04
Sep
3.89
3.77
0.12
Oct
5.02
5.38
-0.36
Nov
4.36
4.21
0.15
Dec
4.49
4.71
-0.22
48.13
48.95
-0.82