Viewing Station: WA-LW-29 : Chehalis 0.0 N
Dec 14, 2018 - Mar 10, 20262,551 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.60"
March 1-10, 2026(10 of 10 days covered by obs)
NOAA Normal
1.64"
Departure from Normal
-1.04" : 37% of Normal
Year-To-Date: 6.96"
Jan 1 to Mar 10, 2026(69 of 69 days covered by obs)
NOAA Normal
12.84"
Departure from Normal
-5.88" : 54% of Normal
Water Year-To-Date: 27.59"
Oct 1, 2025 to Mar 10, 2026(160 of 161 days covered by obs)
NOAA Normal
31.66"
Departure from Normal
-4.07" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.67
6.48
0.19
Feb
4.53
4.43
0.10
Mar
5.08
4.78
0.30
Apr
3.63
3.38
0.25
May
2.45
2.33
0.12
Jun
1.57
1.66
-0.09
Jul
0.57
0.53
0.04
Aug
0.81
0.78
0.03
Sep
1.80
1.63
0.17
Oct
4.23
4.09
0.14
Nov
7.26
7.14
0.12
Dec
7.33
6.99
0.34
45.93
44.22
1.71