Viewing Station: WA-KG-315 : Mercer Island 1.2 NE
Jan 10, 2024 - Nov 7, 2025428 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.86"
November 1-7, 2025(7 of 7 days covered by obs)
NOAA Normal
1.30"
Departure from Normal
1.56" : 219% of Normal
Year-To-Date: 20.87"
Jan 1 to Nov 7, 2025(188 of 311 days covered by obs)
NOAA Normal
27.18"
Departure from Normal
-6.31" : 77% of Normal
Water Year-To-Date: 6.12"
Oct 1, 2025 to Nov 7, 2025(36 of 38 days covered by obs)
NOAA Normal
4.93"
Departure from Normal
1.19" : 124% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.05
5.50
-0.45
Feb
3.48
3.84
-0.36
Mar
3.98
4.20
-0.22
Apr
3.00
3.12
-0.12
May
1.98
2.04
-0.06
Jun
1.55
1.64
-0.09
Jul
0.69
0.71
-0.02
Aug
0.96
0.94
0.02
Sep
1.56
1.62
-0.06
Oct
3.63
3.88
-0.25
Nov
5.59
6.02
-0.43
Dec
5.27
5.85
-0.58
36.74
39.36
-2.62