Viewing Station: WA-PR-31 : Tacoma 3.1 NW
Jun 17, 2008 - Sep 21, 20266,352 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.88"
September 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
1.12"
Departure from Normal
-0.24" : 79% of Normal
Year-To-Date: 24.70"
Jan 1 to Sep 21, 2026(262 of 264 days covered by obs)
NOAA Normal
24.57"
Departure from Normal
0.13" : 101% of Normal
Water Year-To-Date: 47.55"
Oct 1, 2025 to Sep 21, 2026(353 of 356 days covered by obs)
NOAA Normal
41.78"
Departure from Normal
5.77" : 114% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.29
6.45
-0.16
Feb
4.18
4.26
-0.08
Mar
4.62
4.76
-0.14
Apr
3.40
3.46
-0.06
May
2.00
2.15
-0.15
Jun
1.43
1.49
-0.06
Jul
0.63
0.64
-0.01
Aug
0.90
0.90
0.00
Sep
1.60
1.64
-0.04
Oct
4.23
4.23
0.00
Nov
6.65
6.79
-0.14
Dec
6.33
6.36
-0.03
42.26
43.13
-0.87