Viewing Station: WA-TH-74 : Olympia 1.4 SSE
Feb 26, 2024 - Dec 11, 2025459 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 6.30"
December 1-11, 2025(11 of 11 days covered by obs)
NOAA Normal
2.65"
Departure from Normal
3.65" : 237% of Normal
Year-To-Date: 38.90"
Jan 1 to Dec 11, 2025(284 of 345 days covered by obs)
NOAA Normal
42.69"
Departure from Normal
-3.79" : 91% of Normal
Water Year-To-Date: 18.29"
Oct 1, 2025 to Dec 11, 2025(60 of 72 days covered by obs)
NOAA Normal
14.93"
Departure from Normal
3.36" : 122% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.26
7.87
-0.61
Feb
4.73
5.27
-0.54
Mar
5.33
5.81
-0.48
Apr
3.55
3.88
-0.33
May
2.17
2.32
-0.15
Jun
1.42
1.62
-0.20
Jul
0.56
0.58
-0.02
Aug
0.90
0.97
-0.07
Sep
1.84
1.98
-0.14
Oct
4.62
5.03
-0.41
Nov
7.66
8.38
-0.72
Dec
7.48
8.01
-0.53
47.52
51.72
-4.20