Best time to visit Belknap, IL

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

The most comfortable travel window in Belknap runs from September through November — 3 months of pleasant temperatures and modest rainfall.

January Cold
High
43.1°F
Low
26.2°F
Precip
4.23 in

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

Daylight ≈ 9h 42m

February Cool
High
47.6°F
Low
29.7°F
Precip
3.86 in

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

Daylight ≈ 10h 37m

March Cool
High
57.3°F
Low
36.8°F
Precip
4.77 in

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

Daylight ≈ 11h 45m

April Wet
High
68.4°F
Low
46.6°F
Precip
5.15 in

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

Daylight ≈ 12h 58m

May Good
High
76.8°F
Low
56.4°F
Precip
4.92 in

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

Daylight ≈ 14h 0m

June Good
High
85.5°F
Low
64.8°F
Precip
4.13 in

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

Daylight ≈ 14h 32m

July Hot
High
89.0°F
Low
68.7°F
Precip
3.28 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 14h 20m

August Hot
High
88.6°F
Low
67.2°F
Precip
3.03 in

Summer heat. Avoid midday exertion; aim for morning and evening activities.

Daylight ≈ 13h 26m

September Good
High
82.7°F
Low
60.2°F
Precip
3.35 in

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

Daylight ≈ 12h 14m

October Good
High
71.2°F
Low
48.4°F
Precip
4.04 in

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

Daylight ≈ 11h 1m

November Good
High
57.9°F
Low
38.6°F
Precip
4.41 in

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

Daylight ≈ 9h 57m

December Cool
High
47.0°F
Low
30.8°F
Precip
4.24 in

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

Daylight ≈ 9h 26m

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