Viewing Station: WA-LW-23 : Chehalis 7.0 WSW
Apr 19, 2015 - Aug 4, 20263,515 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
August 1-4, 2026(4 of 4 days covered by obs)
NOAA Normal
0.10"
Departure from Normal
-0.10" : 0% of Normal
Year-To-Date: 22.10"
Jan 1 to Aug 4, 2026(214 of 216 days covered by obs)
NOAA Normal
26.74"
Departure from Normal
-4.64" : 83% of Normal
Water Year-To-Date: 46.29"
Oct 1, 2025 to Aug 4, 2026(305 of 308 days covered by obs)
NOAA Normal
47.06"
Departure from Normal
-0.77" : 98% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.20
7.85
-0.65
Feb
4.96
5.25
-0.29
Mar
5.87
5.99
-0.12
Apr
3.94
4.07
-0.13
May
2.56
2.44
0.12
Jun
1.56
1.70
-0.14
Jul
0.55
0.54
0.01
Aug
0.78
0.85
-0.07
Sep
1.90
1.97
-0.07
Oct
4.36
4.77
-0.41
Nov
7.91
8.15
-0.24
Dec
8.05
7.78
0.27
49.64
51.36
-1.72