Best time to visit Wellington, IL

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

The most comfortable travel window in Wellington runs from April through October — 7 months of pleasant temperatures and modest rainfall.

January Cold
High
33.5°F
Low
18.3°F
Precip
2.12 in

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

Daylight ≈ 9h 24m

February Cold
High
38.3°F
Low
21.7°F
Precip
1.96 in

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

Daylight ≈ 10h 27m

March Cool
High
50.4°F
Low
30.9°F
Precip
2.82 in

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

Daylight ≈ 11h 43m

April Good
High
63.9°F
Low
41.3°F
Precip
3.95 in

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

Daylight ≈ 13h 5m

May Good
High
74.3°F
Low
52.5°F
Precip
4.78 in

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

Daylight ≈ 14h 15m

June Good
High
82.7°F
Low
61.7°F
Precip
4.89 in

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

Daylight ≈ 14h 51m

July Good
High
84.8°F
Low
64.5°F
Precip
4.59 in

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

Daylight ≈ 14h 38m

August Good
High
83.4°F
Low
62.5°F
Precip
3.96 in

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

Daylight ≈ 13h 37m

September Excellent
High
78.6°F
Low
55.2°F
Precip
3.36 in

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

Daylight ≈ 12h 15m

October Good
High
65.6°F
Low
44.4°F
Precip
3.43 in

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

Daylight ≈ 10h 53m

November Cool
High
50.4°F
Low
33.2°F
Precip
2.91 in

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

Daylight ≈ 9h 42m

December Cold
High
38.1°F
Low
23.9°F
Precip
2.12 in

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

Daylight ≈ 9h 7m

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