Best time to visit Forsyth, MT

A month-by-month travel weather guide based on NOAA 30-year climate normals.

The most comfortable travel window in Forsyth runs from May through June — 2 months of pleasant temperatures and modest rainfall.

January Cold
High
33.7°F
Low
10.2°F
Precip
0.61 in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 8h 48m

February Cold
High
38.0°F
Low
13.5°F
Precip
0.58 in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 10h 6m

March Cool
High
49.3°F
Low
23.3°F
Precip
0.94 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 11h 40m

April Cool
High
59.2°F
Low
32.9°F
Precip
1.85 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 13h 20m

May Good
High
68.8°F
Low
42.8°F
Precip
2.92 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 14h 47m

June Excellent
High
78.5°F
Low
52.0°F
Precip
2.54 in

Sweet spot — comfortable highs in the 65-80°F range, mild nights, low rain. Ideal for nearly any outdoor plan.

Daylight ≈ 15h 32m

July Hot
High
88.0°F
Low
58.2°F
Precip
1.38 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 15h 15m

August Good
High
86.5°F
Low
55.8°F
Precip
1.19 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 13h 59m

September Good
High
75.4°F
Low
45.6°F
Precip
1.38 in

Comfortable for most activities. Bring layers; nights can be cool.

Daylight ≈ 12h 19m

October Cool
High
60.0°F
Low
33.7°F
Precip
1.37 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 10h 39m

November Cool
High
46.1°F
Low
21.7°F
Precip
0.66 in

Mild but on the chilly side. Pack a jacket; great for hiking and city walks.

Daylight ≈ 9h 10m

December Cold
High
35.4°F
Low
12.6°F
Precip
0.58 in

Winter weather. Plan around weather; good for snow sports if applicable.

Daylight ≈ 8h 26m

Looking for similar climates? See Forsyth's climate twins. Or jump straight to the full climate profile.