Viewing Station: OR-MT-116 : Lake Oswego 2.0 NNW
Apr 11, 2019 - May 9, 20251,536 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.12"
May 1-10, 2025(8 of 10 days covered by obs)
NOAA Normal
0.80"
Departure from Normal
-0.68" : 15% of Normal
Year-To-Date: 13.12"
Jan 1 to May 10, 2025(86 of 130 days covered by obs)
NOAA Normal
19.56"
Departure from Normal
-6.44" : 67% of Normal
Water Year-To-Date: 31.16"
Oct 1, 2024 to May 10, 2025(168 of 222 days covered by obs)
NOAA Normal
37.28"
Departure from Normal
-6.12" : 84% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.14
6.62
-0.48
Feb
4.56
5.00
-0.44
Mar
4.62
5.33
-0.71
Apr
3.44
3.91
-0.47
May
2.48
2.70
-0.22
Jun
1.60
1.75
-0.15
Jul
0.44
0.43
0.01
Aug
0.55
0.56
-0.01
Sep
1.54
1.65
-0.11
Oct
3.95
4.20
-0.25
Nov
6.55
6.73
-0.18
Dec
7.22
7.51
-0.29
43.09
46.39
-3.30