April is an excellent month at Indiana Dunes — it ranks first of the twelve here. Expect about 67% fewer visitors than July, the park's peak — 166,419 visits on average. Days run around 57°F by afternoon and 40°F at night, with 13.3 hours of daylight.
April against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| April (this page) | Excellent | 166,419 | −67% | 57°F | 40°F | 0.6" | 13.3 h |
| July (peak crowds) | Good | 509,715 | peak | 82°F | 64°F | 0" | 14.9 h |
Weather figures are for the Porter area — the Indiana Dunes Nl station. Visits are 2021–2025 averages; climate normals cover 1991–2020. Conditions vary across the park; check current status before you go.
Common questions
Is April a good time to visit Indiana Dunes?
Yes — it is the park's best-scoring month. April ranks 1 of 12 at Indiana Dunes on crowds, weather, daylight, and access together.
How crowded is Indiana Dunes in April?
About 166,419 recreation visits on average — 67% below July, the park's peak.
How warm is Indiana Dunes in April?
Average highs around 57°F and lows around 40°F at the Indiana Dunes Nl station.
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