Viewing Station: OR-WS-187 : Forest Grove 1.6 NNW
May 11, 2026 - Jun 14, 202635 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.65"
June 1-15, 2026(14 of 15 days covered by obs)
NOAA Normal
0.66"
Departure from Normal
-0.01" : 99% of Normal
Year-To-Date: 1.63"
Jan 1 to Jun 15, 2026(35 of 166 days covered by obs)
NOAA Normal
23.00"
Departure from Normal
-21.37" : 7% of Normal
Water Year-To-Date: 1.63"
Oct 1, 2025 to Jun 15, 2026(35 of 258 days covered by obs)
NOAA Normal
41.65"
Departure from Normal
-40.02" : 4% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.05
6.99
0.06
Feb
5.07
5.05
0.02
Mar
4.87
4.79
0.08
Apr
3.25
3.23
0.02
May
2.11
2.06
0.05
Jun
1.31
1.28
0.03
Jul
0.33
0.30
0.03
Aug
0.49
0.46
0.03
Sep
1.34
1.28
0.06
Oct
3.55
3.55
0.00
Nov
6.73
6.66
0.07
Dec
8.36
8.29
0.07
44.46
43.94
0.52