Viewing Station: SD-FK-6 : Chelsea 3.8 W
Feb 2, 2002 - Oct 27, 20251,584 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.80"
October 1-27, 2025(26 of 27 days covered by obs)
NOAA Normal
1.62"
Departure from Normal
-0.82" : 49% of Normal
Year-To-Date: 24.86"
Jan 1 to Oct 27, 2025(296 of 300 days covered by obs)
NOAA Normal
19.60"
Departure from Normal
5.26" : 127% of Normal
Water Year-To-Date: 0.80"
Oct 1, 2025 to Oct 27, 2025(26 of 27 days covered by obs)
NOAA Normal
1.62"
Departure from Normal
-0.82" : 49% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.47
0.49
-0.02
Feb
0.59
0.61
-0.02
Mar
0.89
0.91
-0.02
Apr
1.89
2.04
-0.15
May
3.19
3.28
-0.09
Jun
3.50
3.60
-0.10
Jul
3.13
3.18
-0.05
Aug
2.29
2.41
-0.12
Sep
2.03
2.09
-0.06
Oct
1.86
1.91
-0.05
Nov
0.61
0.67
-0.06
Dec
0.57
0.58
-0.01
21.02
21.77
-0.75