Best time to visit St. Francis, SD

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

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

January Cold
High
33.1°F
Low
11.4°F
Precip
0.77 in

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

Daylight ≈ 9h 9m

February Cold
High
36.5°F
Low
13.3°F
Precip
0.87 in

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

Daylight ≈ 10h 18m

March Cool
High
47.1°F
Low
21.7°F
Precip
1.47 in

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

Daylight ≈ 11h 42m

April Cool
High
56.3°F
Low
31.0°F
Precip
2.96 in

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

Daylight ≈ 13h 12m

May Good
High
66.9°F
Low
42.4°F
Precip
3.37 in

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

Daylight ≈ 14h 29m

June Excellent
High
77.8°F
Low
53.1°F
Precip
3.51 in

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

Daylight ≈ 15h 8m

July Good
High
84.7°F
Low
58.7°F
Precip
2.64 in

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

Daylight ≈ 14h 53m

August Good
High
84.0°F
Low
55.9°F
Precip
2.31 in

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

Daylight ≈ 13h 46m

September Good
High
75.4°F
Low
45.9°F
Precip
1.81 in

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

Daylight ≈ 12h 17m

October Cool
High
60.7°F
Low
33.3°F
Precip
1.41 in

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

Daylight ≈ 10h 47m

November Cool
High
46.2°F
Low
22.1°F
Precip
0.74 in

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

Daylight ≈ 9h 28m

December Cold
High
35.3°F
Low
13.5°F
Precip
0.78 in

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

Daylight ≈ 8h 49m

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