Best time to visit Seatonville, IL

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

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

January Cold
High
32.8°F
Low
14.9°F
Precip
in

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

Daylight ≈ 9h 20m

February Cold
High
37.2°F
Low
18.3°F
Precip
in

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

Daylight ≈ 10h 24m

March Cool
High
50.2°F
Low
28.0°F
Precip
in

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

Daylight ≈ 11h 43m

April Good
High
62.9°F
Low
38.1°F
Precip
in

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

Daylight ≈ 13h 7m

May Good
High
74.3°F
Low
49.8°F
Precip
in

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

Daylight ≈ 14h 19m

June Good
High
83.1°F
Low
59.5°F
Precip
in

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

Daylight ≈ 14h 56m

July Good
High
86.2°F
Low
63.3°F
Precip
in

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

Daylight ≈ 14h 43m

August Good
High
84.7°F
Low
61.1°F
Precip
in

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

Daylight ≈ 13h 40m

September Excellent
High
78.8°F
Low
52.5°F
Precip
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
66.3°F
Low
41.5°F
Precip
in

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

Daylight ≈ 10h 51m

November Cool
High
51.0°F
Low
30.7°F
Precip
in

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

Daylight ≈ 9h 38m

December Cold
High
38.0°F
Low
20.2°F
Precip
in

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

Daylight ≈ 9h 1m

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