Monthly Historical AveragesEast Portal, MT
Average Temperature
High
-2°
Feels -4
Low
-8°
Feels -12
Average Precipitation
10 Days
3.3mm
46.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, January 11, 2026
Day
2°Feels -1
Wind
10 km/h S
Gust
15 km/h
Humidity
51%
P.O.P
40%
Snow
<1 cm
Night
-2°Feels -5
Wind
9 km/h SW
Gust
14 km/h
Humidity
80%
P.O.P
30%
Historical AveragesJan 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity