Best time to visit South Lyon, MI

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

The most comfortable travel window in South Lyon runs from May through October — 6 months of pleasant temperatures and modest rainfall.

January Cold
High
30.2°F
Low
14.6°F
Precip
2.38 in

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

Daylight ≈ 9h 13m

February Cold
High
33.7°F
Low
13.9°F
Precip
2.07 in

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

Daylight ≈ 10h 20m

March Cold
High
43.8°F
Low
23.8°F
Precip
2.43 in

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

Daylight ≈ 11h 42m

April Cool
High
56.9°F
Low
33.7°F
Precip
2.99 in

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

Daylight ≈ 13h 10m

May Good
High
68.8°F
Low
44.8°F
Precip
3.65 in

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

Daylight ≈ 14h 25m

June Excellent
High
77.1°F
Low
54.4°F
Precip
3.72 in

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

Daylight ≈ 15h 4m

July Good
High
81.7°F
Low
58.6°F
Precip
3.38 in

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

Daylight ≈ 14h 49m

August Excellent
High
79.2°F
Low
57.9°F
Precip
3.34 in

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

Daylight ≈ 13h 44m

September Excellent
High
73.5°F
Low
50.2°F
Precip
3.11 in

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

Daylight ≈ 12h 16m

October Good
High
60.3°F
Low
39.8°F
Precip
2.80 in

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

Daylight ≈ 10h 49m

November Cool
High
46.7°F
Low
29.9°F
Precip
2.48 in

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

Daylight ≈ 9h 32m

December Cold
High
35.3°F
Low
21.6°F
Precip
2.11 in

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

Daylight ≈ 8h 54m

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