Viewing Station: SD-BR-16 : Aberdeen 9.4 NW
Apr 25, 2009 - Aug 22, 20263,382 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.21"
August 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
1.70"
Departure from Normal
0.51" : 130% of Normal
Year-To-Date: 14.35"
Jan 1 to Aug 22, 2026(128 of 234 days covered by obs)
NOAA Normal
15.37"
Departure from Normal
-1.02" : 93% of Normal
Water Year-To-Date: 15.08"
Oct 1, 2025 to Aug 22, 2026(160 of 326 days covered by obs)
NOAA Normal
18.51"
Departure from Normal
-3.43" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.49
0.47
0.02
Feb
0.58
0.56
0.02
Mar
0.89
0.89
0.00
Apr
1.83
1.80
0.03
May
3.14
3.21
-0.07
Jun
3.58
3.59
-0.01
Jul
3.16
3.26
-0.10
Aug
2.40
2.54
-0.14
Sep
2.11
2.17
-0.06
Oct
1.87
1.85
0.02
Nov
0.67
0.65
0.02
Dec
0.60
0.57
0.03
21.32
21.56
-0.24