Viewing Station: WA-BT-13 : Richland 0.8 SW
Oct 1, 2011 - May 9, 20254,960 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.03"
May 1-10, 2025(9 of 10 days covered by obs)
NOAA Normal
0.22"
Departure from Normal
-0.19" : 13% of Normal
Year-To-Date: 4.38"
Jan 1 to May 10, 2025(129 of 130 days covered by obs)
NOAA Normal
3.20"
Departure from Normal
1.18" : 137% of Normal
Water Year-To-Date: 9.49"
Oct 1, 2024 to May 10, 2025(221 of 222 days covered by obs)
NOAA Normal
5.71"
Departure from Normal
3.78" : 166% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.04
1.09
-0.05
Feb
0.72
0.76
-0.04
Mar
0.62
0.62
0.00
Apr
0.60
0.62
-0.02
May
0.69
0.70
-0.01
Jun
0.57
0.57
0.00
Jul
0.20
0.18
0.02
Aug
0.16
0.15
0.01
Sep
0.28
0.24
0.04
Oct
0.60
0.61
-0.01
Nov
0.84
0.89
-0.05
Dec
1.07
1.16
-0.09
7.39
7.59
-0.20