Best time to visit Hysham, MT

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

The most comfortable travel window in Hysham runs from May through September — 5 months of pleasant temperatures and modest rainfall.

January Cold
High
34.7°F
Low
12.4°F
Precip
0.61 in

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

Daylight ≈ 8h 48m

February Cold
High
38.7°F
Low
15.3°F
Precip
0.58 in

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

Daylight ≈ 10h 6m

March Cool
High
50.5°F
Low
23.8°F
Precip
0.80 in

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

Daylight ≈ 11h 40m

April Cool
High
60.5°F
Low
33.0°F
Precip
1.72 in

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

Daylight ≈ 13h 20m

May Good
High
69.8°F
Low
42.5°F
Precip
2.47 in

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

Daylight ≈ 14h 47m

June Excellent
High
78.7°F
Low
51.7°F
Precip
2.22 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 Good
High
87.6°F
Low
57.5°F
Precip
1.51 in

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

Daylight ≈ 15h 15m

August Good
High
86.0°F
Low
55.1°F
Precip
1.16 in

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

Daylight ≈ 13h 59m

September Good
High
75.3°F
Low
45.5°F
Precip
1.40 in

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

Daylight ≈ 12h 19m

October Cool
High
60.4°F
Low
34.2°F
Precip
1.38 in

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

Daylight ≈ 10h 38m

November Cool
High
46.7°F
Low
23.1°F
Precip
0.59 in

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

Daylight ≈ 9h 10m

December Cold
High
36.2°F
Low
14.7°F
Precip
0.48 in

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

Daylight ≈ 8h 25m

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