Viewing Station: SD-CD-30 : Watertown 2.3 E
Jul 18, 2019 - Sep 8, 20262,492 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.48"
September 1-9, 2026(8 of 9 days covered by obs)
NOAA Normal
0.79"
Departure from Normal
-0.31" : 61% of Normal
Year-To-Date: 15.63"
Jan 1 to Sep 9, 2026(248 of 252 days covered by obs)
NOAA Normal
19.05"
Departure from Normal
-3.42" : 82% of Normal
Water Year-To-Date: 17.82"
Oct 1, 2025 to Sep 9, 2026(340 of 344 days covered by obs)
NOAA Normal
22.68"
Departure from Normal
-4.86" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.57
0.69
-0.12
Feb
0.63
0.61
0.02
Mar
1.13
1.05
0.08
Apr
2.23
2.20
0.03
May
3.11
2.90
0.21
Jun
4.04
3.85
0.19
Jul
3.50
3.19
0.31
Aug
3.05
2.89
0.16
Sep
2.62
2.46
0.16
Oct
2.11
2.13
-0.02
Nov
0.85
0.85
0.00
Dec
0.67
0.65
0.02
24.51
23.47
1.04