Best time to visit Chester, MT

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

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

January Cold
High
28.7°F
Low
2.6°F
Precip
0.54 in

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

Daylight ≈ 8h 31m

February Cold
High
33.0°F
Low
6.2°F
Precip
0.45 in

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

Daylight ≈ 9h 56m

March Cold
High
44.1°F
Low
16.6°F
Precip
0.59 in

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

Daylight ≈ 11h 38m

April Cool
High
55.5°F
Low
27.5°F
Precip
1.10 in

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

Daylight ≈ 13h 26m

May Good
High
65.8°F
Low
38.2°F
Precip
1.68 in

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

Daylight ≈ 15h 1m

June Good
High
72.7°F
Low
46.2°F
Precip
2.76 in

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

Daylight ≈ 15h 51m

July Good
High
82.5°F
Low
51.7°F
Precip
1.19 in

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

Daylight ≈ 15h 32m

August Good
High
82.0°F
Low
49.7°F
Precip
1.09 in

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

Daylight ≈ 14h 9m

September Good
High
71.0°F
Low
40.5°F
Precip
1.00 in

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

Daylight ≈ 12h 20m

October Cool
High
56.8°F
Low
27.3°F
Precip
0.74 in

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

Daylight ≈ 10h 32m

November Cold
High
41.1°F
Low
15.2°F
Precip
0.58 in

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

Daylight ≈ 8h 55m

December Cold
High
31.6°F
Low
5.6°F
Precip
0.56 in

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

Daylight ≈ 8h 6m

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