Viewing Station: WA-MS-18 : Shelton 0.6 ENE
Feb 4, 2023 - Sep 17, 2025890 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.16"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
1.27"
Departure from Normal
-1.11" : 13% of Normal
Year-To-Date: 28.98"
Jan 1 to Sep 17, 2025(257 of 260 days covered by obs)
NOAA Normal
34.11"
Departure from Normal
-5.13" : 85% of Normal
Water Year-To-Date: 62.06"
Oct 1, 2024 to Sep 17, 2025(348 of 352 days covered by obs)
NOAA Normal
60.32"
Departure from Normal
1.74" : 103% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
9.91
9.88
0.03
Feb
6.09
6.21
-0.12
Mar
6.78
6.89
-0.11
Apr
4.38
4.50
-0.12
May
2.43
2.48
-0.05
Jun
1.55
1.60
-0.05
Jul
0.65
0.69
-0.04
Aug
1.05
1.09
-0.04
Sep
2.24
2.21
0.03
Oct
5.97
5.96
0.01
Nov
10.19
10.12
0.07
Dec
10.05
9.79
0.26
61.29
61.42
-0.13