Viewing Station: SD-BR-18 : Aberdeen 1.1 NNE
Apr 25, 2009 - Sep 15, 20251,124 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.42"
September 1-16, 2025(6 of 16 days covered by obs)
NOAA Normal
1.11"
Departure from Normal
-0.69" : 38% of Normal
Year-To-Date: 19.17"
Jan 1 to Sep 16, 2025(84 of 259 days covered by obs)
NOAA Normal
17.07"
Departure from Normal
2.10" : 112% of Normal
Water Year-To-Date: 20.94"
Oct 1, 2024 to Sep 16, 2025(94 of 351 days covered by obs)
NOAA Normal
20.25"
Departure from Normal
0.69" : 103% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.52
0.51
0.01
Feb
0.57
0.60
-0.03
Mar
0.88
0.89
-0.01
Apr
1.85
1.84
0.01
May
3.08
3.31
-0.23
Jun
3.59
3.63
-0.04
Jul
3.19
3.26
-0.07
Aug
2.28
2.35
-0.07
Sep
2.09
2.12
-0.03
Oct
1.91
1.92
-0.01
Nov
0.69
0.69
0.00
Dec
0.58
0.60
-0.02
21.23
21.72
-0.49