Monthly Historical AveragesSpencer, IA
Average Temperature
High
21°
Feels 21
Low
9°
Feels 7
Average Precipitation
12 Days
96.9mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 17, 2026
Day
27°Feels 28
Wind
37 km/h SE
Gust
56 km/h
Humidity
54%
P.O.P
80%
Rain
1-3 mm
Night
15°Feels 13
Wind
35 km/h S
Gust
53 km/h
Humidity
94%
P.O.P
90%
Rain
~15 mm
Historical AveragesMay 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity