Best time to visit Nashua, MT

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

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

January Cold
High
25.9°F
Low
2.7°F
Precip
in

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

Daylight ≈ 8h 34m

February Cold
High
30.9°F
Low
7.6°F
Precip
in

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

Daylight ≈ 9h 58m

March Cool
High
45.1°F
Low
19.4°F
Precip
in

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

Daylight ≈ 11h 38m

April Cool
High
60.7°F
Low
31.7°F
Precip
in

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

Daylight ≈ 13h 25m

May Good
High
70.7°F
Low
42.1°F
Precip
in

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

Daylight ≈ 14h 59m

June Excellent
High
79.2°F
Low
51.7°F
Precip
in

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

Daylight ≈ 15h 47m

July Good
High
87.6°F
Low
57.1°F
Precip
in

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

Daylight ≈ 15h 29m

August Good
High
87.7°F
Low
55.6°F
Precip
in

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

Daylight ≈ 14h 7m

September Good
High
76.0°F
Low
44.6°F
Precip
in

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

Daylight ≈ 12h 20m

October Cool
High
58.7°F
Low
31.9°F
Precip
in

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

Daylight ≈ 10h 33m

November Cold
High
41.9°F
Low
17.7°F
Precip
in

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

Daylight ≈ 8h 58m

December Cold
High
28.6°F
Low
7.2°F
Precip
in

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

Daylight ≈ 8h 10m

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