Viewing Station: SD-LY-34 : Presho 11.1 S
Feb 28, 2021 - May 18, 2026289 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.30"
May 1-18, 2026(1 of 18 days covered by obs)
NOAA Normal
1.92"
Departure from Normal
-1.62" : 16% of Normal
Year-To-Date: 3.82"
Jan 1 to May 18, 2026(13 of 138 days covered by obs)
NOAA Normal
6.20"
Departure from Normal
-2.38" : 62% of Normal
Water Year-To-Date: 5.09"
Oct 1, 2025 to May 18, 2026(22 of 230 days covered by obs)
NOAA Normal
8.90"
Departure from Normal
-3.81" : 57% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.42
0.47
-0.05
Feb
0.56
0.59
-0.03
Mar
0.99
1.01
-0.02
Apr
2.31
2.40
-0.09
May
3.30
3.40
-0.10
Jun
3.51
3.60
-0.09
Jul
2.65
2.64
0.01
Aug
2.42
2.44
-0.02
Sep
1.77
1.83
-0.06
Oct
1.62
1.68
-0.06
Nov
0.63
0.70
-0.07
Dec
0.45
0.51
-0.06
20.63
21.27
-0.64