Viewing Station: SD-UN-14 : Jefferson 4.9 S
Jun 19, 2020 - May 17, 2026172 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.10"
May 1-18, 2026(1 of 18 days covered by obs)
NOAA Normal
2.23"
Departure from Normal
-2.13" : 4% of Normal
Year-To-Date: 2.20"
Jan 1 to May 18, 2026(5 of 138 days covered by obs)
NOAA Normal
8.11"
Departure from Normal
-5.91" : 27% of Normal
Water Year-To-Date: 3.11"
Oct 1, 2025 to May 18, 2026(7 of 230 days covered by obs)
NOAA Normal
12.50"
Departure from Normal
-9.39" : 25% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.60
0.61
-0.01
Feb
0.77
0.80
-0.03
Mar
1.51
1.59
-0.08
Apr
3.00
3.09
-0.09
May
3.84
4.12
-0.28
Jun
4.52
4.53
-0.01
Jul
3.27
3.41
-0.14
Aug
3.60
3.54
0.06
Sep
2.81
2.95
-0.14
Oct
2.25
2.35
-0.10
Nov
1.23
1.28
-0.05
Dec
0.91
0.93
-0.02
28.31
29.20
-0.89