Best time to visit Monon, IN

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

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

January Cold
High
31.5°F
Low
15.5°F
Precip
2.33 in

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

Daylight ≈ 9h 23m

February Cold
High
36.0°F
Low
18.4°F
Precip
1.96 in

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

Daylight ≈ 10h 26m

March Cool
High
47.3°F
Low
27.7°F
Precip
2.50 in

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

Daylight ≈ 11h 43m

April Good
High
60.3°F
Low
38.0°F
Precip
3.68 in

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

Daylight ≈ 13h 6m

May Good
High
71.5°F
Low
49.7°F
Precip
3.91 in

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

Daylight ≈ 14h 17m

June Good
High
80.2°F
Low
59.3°F
Precip
4.33 in

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

Daylight ≈ 14h 53m

July Good
High
83.0°F
Low
62.2°F
Precip
4.90 in

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

Daylight ≈ 14h 40m

August Good
High
81.4°F
Low
60.3°F
Precip
4.17 in

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

Daylight ≈ 13h 38m

September Excellent
High
76.6°F
Low
52.5°F
Precip
3.17 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
63.8°F
Low
41.2°F
Precip
3.14 in

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

Daylight ≈ 10h 53m

November Cool
High
48.9°F
Low
30.7°F
Precip
2.62 in

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

Daylight ≈ 9h 40m

December Cold
High
36.7°F
Low
21.5°F
Precip
2.16 in

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

Daylight ≈ 9h 5m

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