Viewing Station: ME-CM-18 : Portland 5.5 WNW
Aug 1, 2009 - Aug 26, 20255,940 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.77"
August 1-27, 2025(26 of 27 days covered by obs)
NOAA Normal
3.02"
Departure from Normal
-2.25" : 25% of Normal
Year-To-Date: 27.72"
Jan 1 to Aug 27, 2025(237 of 239 days covered by obs)
NOAA Normal
29.92"
Departure from Normal
-2.20" : 93% of Normal
Water Year-To-Date: 37.61"
Oct 1, 2024 to Aug 27, 2025(329 of 331 days covered by obs)
NOAA Normal
43.79"
Departure from Normal
-6.18" : 86% 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