Best time to visit Coatsburg, IL

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

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

January Cold
High
34.6°F
Low
18.6°F
Precip
1.57 in

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

Daylight ≈ 9h 27m

February Cold
High
39.7°F
Low
22.7°F
Precip
1.77 in

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

Daylight ≈ 10h 28m

March Cool
High
51.7°F
Low
32.4°F
Precip
2.29 in

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

Daylight ≈ 11h 44m

April Good
High
63.7°F
Low
42.8°F
Precip
3.98 in

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

Daylight ≈ 13h 4m

May Good
High
73.3°F
Low
53.9°F
Precip
4.55 in

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

Daylight ≈ 14h 13m

June Good
High
82.4°F
Low
63.1°F
Precip
4.50 in

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

Daylight ≈ 14h 48m

July Good
High
86.0°F
Low
66.5°F
Precip
3.49 in

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

Daylight ≈ 14h 35m

August Good
High
84.5°F
Low
64.5°F
Precip
3.93 in

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

Daylight ≈ 13h 35m

September Excellent
High
77.9°F
Low
56.1°F
Precip
3.09 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
65.3°F
Low
44.8°F
Precip
3.05 in

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

Daylight ≈ 10h 55m

November Cool
High
51.2°F
Low
33.4°F
Precip
2.41 in

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

Daylight ≈ 9h 44m

December Cold
High
39.3°F
Low
23.9°F
Precip
1.80 in

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

Daylight ≈ 9h 10m

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