Monthly Historical AveragesCastle Rock, SD
Average Temperature
High
-1°
Feels -5
Low
-12°
Feels -19
Average Precipitation
10 Days
0mm
102.8cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, January 6, 2026
Day
11°Feels 8
Wind
24 km/h W
Gust
36 km/h
Humidity
30%
P.O.P
20%
Night
1°Feels -3
Wind
13 km/h W
Gust
20 km/h
Humidity
64%
P.O.P
20%
Historical AveragesJan 6
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity