Viewing Station: OR-JS-33 : Williams 2.5 WSW
Mar 20, 2021 - Sep 18, 20261,961 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.26"
September 1-18, 2026(18 of 18 days covered by obs)
NOAA Normal
0.34"
Departure from Normal
0.92" : 375% of Normal
Year-To-Date: 15.89"
Jan 1 to Sep 18, 2026(251 of 261 days covered by obs)
NOAA Normal
19.76"
Departure from Normal
-3.87" : 80% of Normal
Water Year-To-Date: 31.33"
Oct 1, 2025 to Sep 18, 2026(343 of 353 days covered by obs)
NOAA Normal
33.56"
Departure from Normal
-2.23" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.90
5.77
0.13
Feb
4.22
4.00
0.22
Mar
3.88
3.73
0.15
Apr
2.53
2.38
0.15
May
1.55
1.51
0.04
Jun
0.75
0.71
0.04
Jul
0.30
0.28
0.02
Aug
0.29
0.24
0.05
Sep
0.56
0.55
0.01
Oct
2.08
2.02
0.06
Nov
4.75
4.58
0.17
Dec
6.97
6.92
0.05
33.78
32.69
1.09