Viewing Station: OR-MT-105 : Portland 2.8 ENE
Jun 10, 2017 - Apr 30, 2026592 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
May 1-2, 2026(0 of 2 days covered by obs)
NOAA Normal
0.17"
Departure from Normal
-0.17" : 0% of Normal
Year-To-Date: 8.15"
Jan 1 to May 2, 2026(40 of 122 days covered by obs)
NOAA Normal
18.23"
Departure from Normal
-10.08" : 45% of Normal
Water Year-To-Date: 19.90"
Oct 1, 2025 to May 2, 2026(78 of 214 days covered by obs)
NOAA Normal
35.03"
Departure from Normal
-15.13" : 57% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.85
6.26
-0.41
Feb
4.28
4.50
-0.22
Mar
4.50
4.91
-0.41
Apr
3.43
3.65
-0.22
May
2.65
2.66
-0.01
Jun
1.77
1.80
-0.03
Jul
0.49
0.49
0.00
Aug
0.59
0.56
0.03
Sep
1.62
1.56
0.06
Oct
3.83
3.92
-0.09
Nov
6.22
6.36
-0.14
Dec
6.75
7.09
-0.34
41.98
43.76
-1.78