Viewing Station: SD-BH-17 : Avon 0.4 NE
Sep 20, 2021 - Sep 13, 2026200 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.69"
September 1-13, 2026(3 of 13 days covered by obs)
NOAA Normal
1.22"
Departure from Normal
0.47" : 139% of Normal
Year-To-Date: 10.78"
Jan 1 to Sep 13, 2026(70 of 256 days covered by obs)
NOAA Normal
20.72"
Departure from Normal
-9.94" : 52% of Normal
Water Year-To-Date: 10.78"
Oct 1, 2025 to Sep 13, 2026(70 of 348 days covered by obs)
NOAA Normal
24.65"
Departure from Normal
-13.87" : 44% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.56
0.54
0.02
Feb
0.77
0.78
-0.01
Mar
1.36
1.32
0.04
Apr
2.99
2.98
0.01
May
3.83
3.95
-0.12
Jun
3.74
3.77
-0.03
Jul
3.05
3.10
-0.05
Aug
3.20
3.21
-0.01
Sep
2.81
2.69
0.12
Oct
2.26
2.23
0.03
Nov
0.96
0.97
-0.01
Dec
0.71
0.75
-0.04
26.24
26.29
-0.05