Monthly Historical AveragesKeystone, MT
Average Temperature
High
10°
Feels 9
Low
0°
Feels -3
Average Precipitation
4 Days
6.6mm
2.6cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, April 4, 2026
Day
12°Feels 12
Wind
7 km/h SE
Gust
11 km/h
Humidity
38%
P.O.P
10%
Night
-1°Feels -2
Wind
7 km/h SE
Gust
11 km/h
Humidity
80%
P.O.P
10%
Historical AveragesApr 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity