Monthly Historical AveragesFort Thompson, SD
Average Temperature
High
28°
Feels 28
Low
15°
Feels 14
Average Precipitation
12 Days
101.2mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, June 15, 2026
Day
27°Feels 27
Wind
35 km/h W
Gust
50 km/h
Humidity
23%
P.O.P
20%
Night
12°Feels 12
Wind
36 km/h N
Gust
54 km/h
Humidity
77%
P.O.P
20%
Historical AveragesJun 15
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity