Best time to visit Portland, IN

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

The most comfortable travel window in Portland runs from May through October — 6 months of pleasant temperatures and modest rainfall.

January Cold
High
33.8°F
Low
17.0°F
Precip
2.82 in

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

Daylight ≈ 9h 25m

February Cold
High
37.6°F
Low
19.0°F
Precip
2.71 in

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

Daylight ≈ 10h 27m

March Cool
High
48.2°F
Low
27.7°F
Precip
2.80 in

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

Daylight ≈ 11h 44m

April Cool
High
61.6°F
Low
37.8°F
Precip
3.62 in

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

Daylight ≈ 13h 5m

May Good
High
71.7°F
Low
49.2°F
Precip
4.31 in

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

Daylight ≈ 14h 15m

June Good
High
80.4°F
Low
58.7°F
Precip
4.55 in

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

Daylight ≈ 14h 50m

July Good
High
83.7°F
Low
61.9°F
Precip
4.07 in

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

Daylight ≈ 14h 37m

August Good
High
81.9°F
Low
59.6°F
Precip
3.83 in

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

Daylight ≈ 13h 37m

September Excellent
High
76.5°F
Low
52.3°F
Precip
2.97 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
64.3°F
Low
41.1°F
Precip
2.85 in

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

Daylight ≈ 10h 54m

November Cool
High
50.5°F
Low
31.1°F
Precip
3.01 in

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

Daylight ≈ 9h 42m

December Cold
High
38.9°F
Low
22.9°F
Precip
2.39 in

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

Daylight ≈ 9h 7m

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