Viewing Station: OR-CC-100 : Lake Oswego 1.4 NNE
Nov 16, 2018 - Jun 5, 20252,361 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.06"
June 1-6, 2025(5 of 6 days covered by obs)
NOAA Normal
0.33"
Departure from Normal
-0.27" : 18% of Normal
Year-To-Date: 19.06"
Jan 1 to Jun 6, 2025(156 of 157 days covered by obs)
NOAA Normal
21.89"
Departure from Normal
-2.83" : 87% of Normal
Water Year-To-Date: 37.96"
Oct 1, 2024 to Jun 6, 2025(248 of 249 days covered by obs)
NOAA Normal
39.77"
Departure from Normal
-1.81" : 95% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.23
6.34
-0.11
Feb
4.56
4.64
-0.08
Mar
4.67
5.00
-0.33
Apr
3.54
3.75
-0.21
May
2.56
2.59
-0.03
Jun
1.63
1.69
-0.06
Jul
0.43
0.42
0.01
Aug
0.57
0.56
0.01
Sep
1.58
1.59
-0.01
Oct
4.01
4.05
-0.04
Nov
6.59
6.61
-0.02
Dec
7.28
7.37
-0.09
43.65
44.61
-0.96