Viewing Station: SD-UN-11 : Jefferson 2.1 WNW
Oct 5, 2017 - Aug 23, 20262,641 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.55"
August 1-24, 2026(23 of 24 days covered by obs)
NOAA Normal
2.63"
Departure from Normal
-1.08" : 59% of Normal
Year-To-Date: 14.03"
Jan 1 to Aug 24, 2026(235 of 236 days covered by obs)
NOAA Normal
20.11"
Departure from Normal
-6.08" : 70% of Normal
Water Year-To-Date: 15.88"
Oct 1, 2025 to Aug 24, 2026(326 of 328 days covered by obs)
NOAA Normal
24.56"
Departure from Normal
-8.68" : 65% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.61
0.61
0.00
Feb
0.77
0.79
-0.02
Mar
1.52
1.59
-0.07
Apr
2.93
3.08
-0.15
May
3.93
4.12
-0.19
Jun
4.46
4.52
-0.06
Jul
3.26
3.38
-0.12
Aug
3.40
3.46
-0.06
Sep
2.89
2.96
-0.07
Oct
2.31
2.39
-0.08
Nov
1.24
1.28
-0.04
Dec
0.90
0.92
-0.02
28.22
29.10
-0.88