Viewing Station: OR-CC-143 : Lake Oswego 0.8 SSW
Aug 2, 2026 - Aug 25, 202624 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
August 1-25, 2026(24 of 25 days covered by obs)
NOAA Normal
0.45"
Departure from Normal
-0.45" : 0% of Normal
Year-To-Date: 0.00"
Jan 1 to Aug 25, 2026(24 of 237 days covered by obs)
NOAA Normal
23.45"
Departure from Normal
-23.45" : 0% of Normal
Water Year-To-Date: 0.00"
Oct 1, 2025 to Aug 25, 2026(24 of 329 days covered by obs)
NOAA Normal
40.72"
Departure from Normal
-40.72" : 0% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.97
6.30
-0.33
Feb
4.41
4.56
-0.15
Mar
4.58
4.86
-0.28
Apr
3.48
3.68
-0.20
May
2.52
2.52
0.00
Jun
1.60
1.67
-0.07
Jul
0.44
0.42
0.02
Aug
0.56
0.54
0.02
Sep
1.56
1.56
0.00
Oct
3.92
4.00
-0.08
Nov
6.36
6.59
-0.23
Dec
6.99
7.33
-0.34
42.39
44.03
-1.64