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Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Forsyth, MT
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May
Average Temperature
High
20°
Feels 20
Low
7°
Feels 4
Average Precipitation
11 Days
Rain amount
53.8mm
Snow amount
0.1cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
15°
18
10°
19
18°
20
22°
21
18°
22
21°
23
25°
24
27°
25
26°
26
24°
27
29°
28
27°
29
25°
30
26°
31
26°
Forecast
Sunday, May 17, 2026
Day
15°
Feels 13
Wind
35 km/h NW
Gust
53 km/h
Humidity
39%
P.O.P
20%
Night
3°
Feels -2
Wind
32 km/h NW
Gust
48 km/h
Humidity
81%
P.O.P
20%
Historical Averages
May 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.