Best time to visit Grandview, IL

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

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

January Cold
High
35.8°F
Low
18.6°F
Precip
2.19 in

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

Daylight ≈ 9h 29m

February Cold
High
41.1°F
Low
21.6°F
Precip
2.20 in

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

Daylight ≈ 10h 29m

March Cool
High
52.3°F
Low
30.7°F
Precip
2.96 in

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

Daylight ≈ 11h 44m

April Good
High
64.5°F
Low
41.1°F
Precip
4.13 in

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

Daylight ≈ 13h 4m

May Wet
High
73.5°F
Low
53.0°F
Precip
5.14 in

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

Daylight ≈ 14h 12m

June Wet
High
82.7°F
Low
62.6°F
Precip
5.04 in

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

Daylight ≈ 14h 47m

July Good
High
85.5°F
Low
65.9°F
Precip
4.38 in

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

Daylight ≈ 14h 34m

August Good
High
83.9°F
Low
63.7°F
Precip
2.86 in

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

Daylight ≈ 13h 34m

September Excellent
High
77.9°F
Low
55.5°F
Precip
3.06 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
66.3°F
Low
43.7°F
Precip
3.10 in

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

Daylight ≈ 10h 55m

November Cool
High
52.7°F
Low
32.8°F
Precip
3.10 in

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

Daylight ≈ 9h 45m

December Cold
High
41.3°F
Low
23.8°F
Precip
2.29 in

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

Daylight ≈ 9h 11m

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