Viewing Station: WA-KG-229 : Seattle 5.5 NNE
Jan 17, 2017 - May 8, 20252,509 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.50"
May 1-9, 2025(8 of 9 days covered by obs)
NOAA Normal
0.59"
Departure from Normal
-0.09" : 84% of Normal
Year-To-Date: 13.44"
Jan 1 to May 9, 2025(122 of 129 days covered by obs)
NOAA Normal
16.24"
Departure from Normal
-2.80" : 83% of Normal
Water Year-To-Date: 31.50"
Oct 1, 2024 to May 9, 2025(214 of 221 days covered by obs)
NOAA Normal
31.04"
Departure from Normal
0.46" : 101% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.00
5.29
-0.29
Feb
3.59
3.55
0.04
Mar
4.11
3.83
0.28
Apr
2.95
2.74
0.21
May
2.04
2.07
-0.03
Jun
1.61
1.67
-0.06
Jul
0.77
0.78
-0.01
Aug
0.99
0.93
0.06
Sep
1.63
1.63
0.00
Oct
3.73
3.62
0.11
Nov
5.67
5.92
-0.25
Dec
5.40
5.59
-0.19
37.49
37.62
-0.13