Monthly Historical AveragesSaint Marys, IA
Average Temperature
High
1°
Feels -3
Low
-8°
Feels -15
Average Precipitation
4 Days
7.3mm
12.5cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, February 22, 2026
Day
-8°Feels -17
Wind
34 km/h NW
Gust
51 km/h
Humidity
67%
P.O.P
20%
Night
-17°Feels -25
Wind
25 km/h N
Gust
38 km/h
Humidity
85%
P.O.P
20%
Historical AveragesFeb 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity