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Monthly Historical Averages
Westby, MT
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Daily Historical Averages
April 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
23°
12
16°
13
5°
14
16°
15
17°
16
6°
17
2°
18
8°
19
13°
20
16°
21
12°
22
9°
23
12°
24
14°
25
15°
26
27
28
29
30
Forecast
Saturday, April 11, 2026
Day
23°
Feels 23
Wind
21 km/h SE
Gust
32 km/h
Humidity
33%
P.O.P
20%
Night
7°
Feels 3
Wind
14 km/h S
Gust
21 km/h
Humidity
93%
P.O.P
40%
Rain
<1 mm
Historical Averages
Apr 11
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
April
Average Temperature
High
11°
Feels 9
Low
-2°
Feels -6
Average Precipitation
5 Days
Rain amount
8.6mm
Snow amount
2.9cm