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7 Days
14 Days
Monthly
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Monthly Historical Averages
Custer, MT
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Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
14°
12
15°
13
14°
14
13°
15
8°
16
1°
17
5°
18
6°
19
7°
20
6°
21
4°
22
2°
23
0°
24
0°
25
-1°
26
27
28
29
30
31
Forecast
Sunday, January 11, 2026
Day
14°
Feels 12
Wind
27 km/h W
Gust
41 km/h
Humidity
23%
P.O.P
20%
Night
5°
Feels 1
Wind
24 km/h W
Gust
36 km/h
Humidity
48%
P.O.P
20%
Historical Averages
Jan 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
January
Average Temperature
High
1°
Feels -2
Low
-10°
Feels -16
Average Precipitation
8 Days
Rain amount
0mm
Snow amount
25.2cm