Viewing Station: WA-SJ-10 : Friday Harbor 4.6 WNW
Jan 2, 2009 - Sep 17, 20255,947 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.11"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.84"
Departure from Normal
-0.73" : 13% of Normal
Year-To-Date: 12.77"
Jan 1 to Sep 17, 2025(252 of 260 days covered by obs)
NOAA Normal
15.45"
Departure from Normal
-2.68" : 83% of Normal
Water Year-To-Date: 27.41"
Oct 1, 2024 to Sep 17, 2025(343 of 352 days covered by obs)
NOAA Normal
27.10"
Departure from Normal
0.31" : 101% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
4.10
4.05
0.05
Feb
2.54
2.66
-0.12
Mar
2.33
2.59
-0.26
Apr
1.70
1.97
-0.27
May
1.32
1.57
-0.25
Jun
1.05
1.30
-0.25
Jul
0.65
0.70
-0.05
Aug
0.92
0.86
0.06
Sep
1.48
1.53
-0.05
Oct
3.19
3.13
0.06
Nov
4.55
4.37
0.18
Dec
3.91
3.96
-0.05
27.74
28.69
-0.95