Viewing Station: OR-WS-170 : Hillsboro 2.7 W
Dec 31, 2022 - May 25, 20261,091 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.44"
May 1-26, 2026(24 of 26 days covered by obs)
NOAA Normal
1.72"
Departure from Normal
-1.28" : 26% of Normal
Year-To-Date: 17.33"
Jan 1 to May 26, 2026(144 of 146 days covered by obs)
NOAA Normal
18.49"
Departure from Normal
-1.16" : 94% of Normal
Water Year-To-Date: 34.25"
Oct 1, 2025 to May 26, 2026(236 of 238 days covered by obs)
NOAA Normal
34.16"
Departure from Normal
0.09" : 100% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.73
5.84
-0.11
Feb
4.12
4.17
-0.05
Mar
4.06
4.08
-0.02
Apr
2.86
2.86
0.00
May
2.05
2.02
0.03
Jun
1.36
1.34
0.02
Jul
0.39
0.35
0.04
Aug
0.54
0.48
0.06
Sep
1.36
1.28
0.08
Oct
3.29
3.30
-0.01
Nov
5.69
5.92
-0.23
Dec
6.69
7.12
-0.43
38.14
38.76
-0.62