Monthly Historical AveragesJefferson, SD
Average Temperature
High
16°
Feels 15
Low
4°
Feels 1
Average Precipitation
9 Days
77.1mm
4.9cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
28°Feels 28
Wind
35 km/h S
Gust
53 km/h
Humidity
30%
P.O.P
20%
Night
11°Feels 9
Wind
20 km/h S
Gust
30 km/h
Humidity
94%
P.O.P
10%
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity