Viewing Station: WA-BT-13 : Richland 0.8 SW
Oct 1, 2011 - Sep 17, 20255,091 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.26"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.16"
Departure from Normal
0.10" : 164% of Normal
Year-To-Date: 5.32"
Jan 1 to Sep 17, 2025(260 of 260 days covered by obs)
NOAA Normal
4.76"
Departure from Normal
0.56" : 112% of Normal
Water Year-To-Date: 10.43"
Oct 1, 2024 to Sep 17, 2025(352 of 352 days covered by obs)
NOAA Normal
7.27"
Departure from Normal
3.16" : 143% 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