Best time to visit Hales Corners, WI

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

The most comfortable travel window in Hales Corners runs from July through October — 4 months of pleasant temperatures and modest rainfall.

January Cold
High
29.8°F
Low
12.2°F
Precip
1.80 in

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

Daylight ≈ 9h 10m

February Cold
High
33.3°F
Low
14.6°F
Precip
1.87 in

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

Daylight ≈ 10h 18m

March Cold
High
44.1°F
Low
23.9°F
Precip
2.07 in

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

Daylight ≈ 11h 42m

April Cool
High
56.0°F
Low
34.5°F
Precip
4.10 in

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

Daylight ≈ 13h 11m

May Good
High
68.1°F
Low
45.5°F
Precip
4.28 in

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

Daylight ≈ 14h 28m

June Wet
High
77.7°F
Low
55.9°F
Precip
5.63 in

Frequent rain. Bring waterproof gear; outdoor plans need flexibility.

Daylight ≈ 15h 7m

July Good
High
82.8°F
Low
60.5°F
Precip
3.75 in

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

Daylight ≈ 14h 52m

August Good
High
81.1°F
Low
59.2°F
Precip
3.79 in

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

Daylight ≈ 13h 46m

September Excellent
High
74.2°F
Low
51.3°F
Precip
3.77 in

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

Daylight ≈ 12h 17m

October Good
High
61.5°F
Low
39.7°F
Precip
3.01 in

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

Daylight ≈ 10h 48m

November Cool
High
46.5°F
Low
28.5°F
Precip
2.28 in

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

Daylight ≈ 9h 29m

December Cold
High
35.0°F
Low
18.3°F
Precip
2.09 in

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

Daylight ≈ 8h 51m

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