Best time to visit Summerset, SD

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

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

January Cold
High
36.9°F
Low
13.2°F
Precip
0.24 in

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

Daylight ≈ 9h 2m

February Cold
High
37.8°F
Low
14.5°F
Precip
0.44 in

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

Daylight ≈ 10h 14m

March Cool
High
46.7°F
Low
22.6°F
Precip
0.88 in

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

Daylight ≈ 11h 41m

April Cool
High
54.4°F
Low
31.0°F
Precip
1.99 in

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

Daylight ≈ 13h 14m

May Good
High
64.4°F
Low
41.6°F
Precip
3.73 in

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

Daylight ≈ 14h 35m

June Excellent
High
75.4°F
Low
51.6°F
Precip
2.95 in

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

Daylight ≈ 15h 16m

July Good
High
83.6°F
Low
58.2°F
Precip
2.68 in

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

Daylight ≈ 15h 0m

August Good
High
82.7°F
Low
56.3°F
Precip
1.97 in

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

Daylight ≈ 13h 50m

September Good
High
73.9°F
Low
46.9°F
Precip
1.48 in

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

Daylight ≈ 12h 17m

October Cool
High
59.3°F
Low
34.9°F
Precip
1.60 in

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

Daylight ≈ 10h 44m

November Cool
High
47.3°F
Low
23.5°F
Precip
0.51 in

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

Daylight ≈ 9h 22m

December Cold
High
38.6°F
Low
15.4°F
Precip
0.31 in

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

Daylight ≈ 8h 42m

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