May is an excellent month at Theodore Roosevelt — it ranks 2nd of the twelve here. Expect about 55% fewer visitors than July, the park's peak — 73,030 visits on average. Days run around 67°F by afternoon and 41°F at night, with 15 hours of daylight.
May against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| May (this page) | Excellent | 73,030 | −55% | 67°F | 41°F | 0.4" | 15 h |
| April (best) | Excellent | 10,833 | −93% | 56°F | 30°F | 3.4" | 13.5 h |
| July (peak crowds) | Good | 160,797 | peak | 86°F | 56°F | 0" | 15.5 h |
Weather figures are for the Medora area — the Medora 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 May a good time to visit Theodore Roosevelt?
Yes — it is one of the best months of the year here. May ranks 2 of 12 at Theodore Roosevelt on crowds, weather, daylight, and access together.
How crowded is Theodore Roosevelt in May?
About 73,030 recreation visits on average — 55% below July, the park's peak.
How warm is Theodore Roosevelt in May?
Average highs around 67°F and lows around 41°F at the Medora station.
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