Viewing Station: SD-ML-10 : Norris 2.5 NE
Aug 14, 2017 - Sep 18, 2026838 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.29"
September 1-19, 2026(5 of 19 days covered by obs)
NOAA Normal
1.04"
Departure from Normal
1.25" : 220% of Normal
Year-To-Date: 13.38"
Jan 1 to Sep 19, 2026(44 of 262 days covered by obs)
NOAA Normal
17.49"
Departure from Normal
-4.11" : 77% of Normal
Water Year-To-Date: 13.38"
Oct 1, 2025 to Sep 19, 2026(44 of 354 days covered by obs)
NOAA Normal
20.44"
Departure from Normal
-7.06" : 65% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.48
0.45
0.03
Feb
0.66
0.61
0.05
Mar
1.17
1.15
0.02
Apr
2.47
2.35
0.12
May
3.53
3.50
0.03
Jun
3.42
3.47
-0.05
Jul
2.50
2.55
-0.05
Aug
2.22
2.08
0.14
Sep
1.64
1.52
0.12
Oct
1.71
1.71
0.00
Nov
0.67
0.63
0.04
Dec
0.57
0.54
0.03
21.04
20.56
0.48