Monthly Historical AveragesMount Vernon, SD
Average Temperature
High
-2°
Feels -6
Low
-12°
Feels -19
Average Precipitation
3 Days
0mm
11.8cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, January 7, 2026
Day
12°Feels 11
Wind
12 km/h SW
Gust
15 km/h
Humidity
38%
P.O.P
10%
Night
1°Feels -5
Wind
19 km/h S
Gust
29 km/h
Humidity
75%
P.O.P
30%
Historical AveragesJan 7
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity