Viewing Station: SC-YR-29 : Rock Hill 5.8 WNW
Aug 22, 2012 - Dec 17, 20254,392 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.55"
December 1-18, 2025(17 of 18 days covered by obs)
NOAA Normal
2.14"
Departure from Normal
-0.59" : 72% of Normal
Year-To-Date: 31.56"
Jan 1 to Dec 18, 2025(309 of 352 days covered by obs)
NOAA Normal
42.27"
Departure from Normal
-10.71" : 75% of Normal
Water Year-To-Date: 5.24"
Oct 1, 2025 to Dec 18, 2025(77 of 79 days covered by obs)
NOAA Normal
8.60"
Departure from Normal
-3.36" : 61% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.68
3.73
-0.05
Feb
3.18
3.21
-0.03
Mar
3.97
4.05
-0.08
Apr
3.69
3.62
0.07
May
3.54
3.45
0.09
Jun
4.10
4.17
-0.07
Jul
3.68
3.76
-0.08
Aug
4.20
3.99
0.21
Sep
3.63
3.72
-0.09
Oct
3.15
3.13
0.02
Nov
3.31
3.34
-0.03
Dec
3.69
3.77
-0.08
43.82
43.94
-0.12