Best time to visit Lebanon, SD

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

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

January Cold
High
24.8°F
Low
5.3°F
Precip
0.29 in

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

Daylight ≈ 8h 56m

February Cold
High
29.1°F
Low
9.3°F
Precip
0.57 in

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

Daylight ≈ 10h 10m

March Cold
High
41.5°F
Low
20.3°F
Precip
0.66 in

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

Daylight ≈ 11h 41m

April Cool
High
55.8°F
Low
32.0°F
Precip
1.86 in

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

Daylight ≈ 13h 17m

May Good
High
67.5°F
Low
43.8°F
Precip
3.03 in

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

Daylight ≈ 14h 40m

June Excellent
High
77.7°F
Low
54.6°F
Precip
3.45 in

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

Daylight ≈ 15h 22m

July Good
High
84.3°F
Low
59.8°F
Precip
3.01 in

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

Daylight ≈ 15h 6m

August Good
High
83.0°F
Low
57.8°F
Precip
2.49 in

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

Daylight ≈ 13h 54m

September Good
High
73.8°F
Low
48.2°F
Precip
2.01 in

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

Daylight ≈ 12h 18m

October Cool
High
58.0°F
Low
34.7°F
Precip
1.89 in

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

Daylight ≈ 10h 42m

November Cold
High
41.8°F
Low
21.3°F
Precip
0.51 in

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

Daylight ≈ 9h 17m

December Cold
High
28.9°F
Low
10.1°F
Precip
0.40 in

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

Daylight ≈ 8h 35m

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