Viewing Station: SD-YN-9 : Yankton 2.8 ESE
Apr 7, 2012 - Apr 30, 2026456 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
May 1-18, 2026(0 of 18 days covered by obs)
NOAA Normal
2.12"
Departure from Normal
-2.12" : 0% of Normal
Year-To-Date: 2.11"
Jan 1 to May 18, 2026(6 of 138 days covered by obs)
NOAA Normal
8.16"
Departure from Normal
-6.05" : 26% of Normal
Water Year-To-Date: 3.03"
Oct 1, 2025 to May 18, 2026(9 of 230 days covered by obs)
NOAA Normal
12.61"
Departure from Normal
-9.58" : 24% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.59
0.56
0.03
Feb
0.80
0.78
0.02
Mar
1.49
1.49
0.00
Apr
3.16
3.10
0.06
May
3.65
3.73
-0.08
Jun
4.03
4.06
-0.03
Jul
3.25
3.22
0.03
Aug
3.27
3.17
0.10
Sep
2.90
2.85
0.05
Oct
2.40
2.44
-0.04
Nov
1.19
1.15
0.04
Dec
0.86
0.84
0.02
27.59
27.39
0.20