Viewing Station: SD-BR-38 : Aberdeen 1.5 SW
Sep 20, 2013 - Sep 21, 20264,630 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.83"
September 1-23, 2026(21 of 23 days covered by obs)
NOAA Normal
1.58"
Departure from Normal
0.25" : 116% of Normal
Year-To-Date: 16.52"
Jan 1 to Sep 23, 2026(264 of 266 days covered by obs)
NOAA Normal
17.51"
Departure from Normal
-0.99" : 94% of Normal
Water Year-To-Date: 18.84"
Oct 1, 2025 to Sep 23, 2026(356 of 358 days covered by obs)
NOAA Normal
20.70"
Departure from Normal
-1.86" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.52
0.52
0.00
Feb
0.58
0.61
-0.03
Mar
0.89
0.89
0.00
Apr
1.87
1.87
0.00
May
3.08
3.32
-0.24
Jun
3.57
3.63
-0.06
Jul
3.17
3.25
-0.08
Aug
2.25
2.35
-0.10
Sep
2.06
2.10
-0.04
Oct
1.92
1.92
0.00
Nov
0.68
0.70
-0.02
Dec
0.59
0.60
-0.01
21.18
21.76
-0.58