Best time to visit Custer, SD

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

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

January Cold
High
37.1°F
Low
16.2°F
Precip
0.36 in

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

Daylight ≈ 9h 5m

February Cold
High
37.2°F
Low
16.1°F
Precip
0.70 in

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

Daylight ≈ 10h 15m

March Cool
High
45.6°F
Low
24.0°F
Precip
0.92 in

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

Daylight ≈ 11h 41m

April Cool
High
51.3°F
Low
30.5°F
Precip
2.24 in

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

Daylight ≈ 13h 13m

May Good
High
61.2°F
Low
40.5°F
Precip
3.53 in

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

Daylight ≈ 14h 32m

June Good
High
72.3°F
Low
49.6°F
Precip
3.43 in

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

Daylight ≈ 15h 13m

July Excellent
High
79.7°F
Low
56.3°F
Precip
3.16 in

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

Daylight ≈ 14h 58m

August Excellent
High
78.7°F
Low
54.6°F
Precip
2.43 in

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

Daylight ≈ 13h 49m

September Good
High
70.9°F
Low
46.0°F
Precip
1.53 in

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

Daylight ≈ 12h 17m

October Cool
High
55.7°F
Low
33.7°F
Precip
1.45 in

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

Daylight ≈ 10h 45m

November Cold
High
44.9°F
Low
23.7°F
Precip
0.55 in

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

Daylight ≈ 9h 25m

December Cold
High
36.5°F
Low
16.6°F
Precip
0.36 in

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

Daylight ≈ 8h 45m

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