Monthly Historical AveragesCostonia, OH
Average Temperature
High
17°
Feels 17
Low
5°
Feels 3
Average Precipitation
12 Days
73.5mm
0.7cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 5, 2026
Day
10°Feels 7
Wind
27 km/h W
Gust
41 km/h
Humidity
50%
P.O.P
70%
Rain
~1 mm
Night
2°Feels -1
Wind
26 km/h W
Gust
39 km/h
Humidity
75%
P.O.P
60%
Rain
<1 mm
Historical AveragesApr 5
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity