Viewing Station: ME-CM-165 : Portland 4.3 W
Nov 11, 2023 - Mar 20, 2026758 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.49"
March 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.66"
Departure from Normal
-0.17" : 94% of Normal
Year-To-Date: 5.78"
Jan 1 to Mar 20, 2026(79 of 79 days covered by obs)
NOAA Normal
9.54"
Departure from Normal
-3.76" : 61% of Normal
Water Year-To-Date: 15.82"
Oct 1, 2025 to Mar 20, 2026(169 of 171 days covered by obs)
NOAA Normal
23.43"
Departure from Normal
-7.61" : 68% 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