Viewing Station: WA-SP-57 : Spokane 6.1 N
Oct 20, 2018 - Sep 17, 20252,506 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.80"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.35"
Departure from Normal
0.45" : 231% of Normal
Year-To-Date: 9.31"
Jan 1 to Sep 17, 2025(257 of 260 days covered by obs)
NOAA Normal
11.03"
Departure from Normal
-1.72" : 84% of Normal
Water Year-To-Date: 19.59"
Oct 1, 2024 to Sep 17, 2025(349 of 352 days covered by obs)
NOAA Normal
17.01"
Departure from Normal
2.58" : 115% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.03
2.19
-0.16
Feb
1.41
1.43
-0.02
Mar
1.75
1.93
-0.18
Apr
1.41
1.35
0.06
May
1.63
1.52
0.11
Jun
1.44
1.44
0.00
Jul
0.53
0.44
0.09
Aug
0.48
0.38
0.10
Sep
0.61
0.62
-0.01
Oct
1.42
1.43
-0.01
Nov
2.03
2.10
-0.07
Dec
2.53
2.56
-0.03
17.27
17.39
-0.12