Viewing Station: WA-BT-13 : Richland 0.8 SW
Oct 1, 2011 - Mar 10, 20265,262 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.12"
March 1-10, 2026(10 of 10 days covered by obs)
NOAA Normal
0.20"
Departure from Normal
-0.08" : 60% of Normal
Year-To-Date: 2.08"
Jan 1 to Mar 10, 2026(69 of 69 days covered by obs)
NOAA Normal
1.96"
Departure from Normal
0.12" : 106% of Normal
Water Year-To-Date: 6.65"
Oct 1, 2025 to Mar 10, 2026(159 of 161 days covered by obs)
NOAA Normal
4.47"
Departure from Normal
2.18" : 149% 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