Monthly Historical AveragesFort Thompson, SD
Average Temperature
High
15°
Feels 14
Low
2°
Feels -1
Average Precipitation
9 Days
44.7mm
6.9cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
28°Feels 28
Wind
41 km/h W
Gust
62 km/h
Humidity
25%
P.O.P
20%
Night
8°Feels 5
Wind
23 km/h E
Gust
35 km/h
Humidity
87%
P.O.P
30%
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity