Viewing Station: WA-KG-325 : Seattle 4.4 NNE
Aug 31, 2025 - May 31, 2026275 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.71"
May 1-31, 2026(31 of 31 days covered by obs)
NOAA Normal
2.04"
Departure from Normal
-1.33" : 35% of Normal
Year-To-Date: 13.88"
Jan 1 to May 31, 2026(151 of 151 days covered by obs)
NOAA Normal
17.69"
Departure from Normal
-3.81" : 78% of Normal
Water Year-To-Date: 28.88"
Oct 1, 2025 to May 31, 2026(243 of 243 days covered by obs)
NOAA Normal
32.49"
Departure from Normal
-3.61" : 89% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.00
5.27
-0.27
Feb
3.59
3.58
0.01
Mar
4.11
3.90
0.21
Apr
2.95
2.86
0.09
May
2.04
2.03
0.01
Jun
1.61
1.65
-0.04
Jul
0.77
0.77
0.00
Aug
0.99
0.92
0.07
Sep
1.63
1.62
0.01
Oct
3.73
3.63
0.10
Nov
5.67
5.82
-0.15
Dec
5.40
5.62
-0.22
37.49
37.67
-0.18