Viewing Station: SD-CD-30 : Watertown 2.3 E
Jul 18, 2019 - Sep 13, 20252,154 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.30"
September 1-13, 2025(13 of 13 days covered by obs)
NOAA Normal
1.14"
Departure from Normal
-0.84" : 26% of Normal
Year-To-Date: 29.46"
Jan 1 to Sep 13, 2025(251 of 256 days covered by obs)
NOAA Normal
19.40"
Departure from Normal
10.06" : 152% of Normal
Water Year-To-Date: 32.30"
Oct 1, 2024 to Sep 13, 2025(343 of 348 days covered by obs)
NOAA Normal
23.03"
Departure from Normal
9.27" : 140% 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