Viewing Station: WA-TH-76 : Olympia 0.8 E
Aug 15, 2025 - Sep 17, 202533 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.09"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
1.04"
Departure from Normal
-0.95" : 9% of Normal
Year-To-Date: 0.93"
Jan 1 to Sep 17, 2025(34 of 260 days covered by obs)
NOAA Normal
26.96"
Departure from Normal
-26.03" : 3% of Normal
Water Year-To-Date: 0.93"
Oct 1, 2024 to Sep 17, 2025(34 of 352 days covered by obs)
NOAA Normal
46.72"
Departure from Normal
-45.79" : 2% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.26
7.85
-0.59
Feb
4.73
5.26
-0.53
Mar
5.33
5.81
-0.48
Apr
3.55
3.87
-0.32
May
2.17
2.32
-0.15
Jun
1.42
1.62
-0.20
Jul
0.56
0.59
-0.03
Aug
0.90
0.97
-0.07
Sep
1.84
1.98
-0.14
Oct
4.62
5.03
-0.41
Nov
7.66
8.36
-0.70
Dec
7.48
7.99
-0.51
47.52
51.65
-4.13