Our recommendation
Visit Missouri in May
May offers pleasant weather with noticeably thinner crowds (shoulder season). For comparison, September is the most crowded month (~1.8× the average month) and February is the quietest.
Annual visits
166K
2025
Busiest month
Sep
1.8× avg
Quietest month
Feb
0.4× avg
10-yr trend
rising
+11.4%
How crowded is Missouri by month?
Relative crowd level by month (1.0 = the park's average month), from NPS visitation records 2004–2025.
Month-by-month crowd, weather & daylight
| Month | Crowd level | Best-time score | Avg high / low | Daylight |
|---|---|---|---|---|
| January | Very quiet | 41 Poor | 30°F / 10°F | 9.2 h |
| February | Very quiet | 44 Poor | 35°F / 14°F | 10.3 h |
| March | Quiet | 44 Poor | 47°F / 24°F | 11.7 h |
| April | Average | 44 Poor | 59°F / 36°F | 13.2 h |
| May★ best | Average | 62 Good | 71°F / 48°F | 14.4 h |
| June | Busy | 66 Good | 81°F / 59°F | 15.1 h |
| July | Busy | 57 Fair | 85°F / 64°F | 14.9 h |
| August | Busy | 59 Fair | 83°F / 61°F | 13.8 h |
| September | Very busy | 44 Poor | 76°F / 53°F | 12.3 h |
| October | Busy | 44 Poor | 62°F / 38°F | 10.8 h |
| November | Quiet | 33 Poor | 46°F / 25°F | 9.5 h |
| December | Quiet | 37 Poor | 34°F / 14°F | 8.9 h |
Climate normals (1991–2020) from the nearest NOAA station (USC00252037, ~6 mi away).
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About visiting Missouri
Missouri National Recreational River is a National Recreational River in SD, NE and a relatively quiet park, drawing about 166,000 recreation visits in 2025. Visitation has climbed over the past decade, up roughly 11.4%, so crowds are trending heavier each year. Crowds concentrate sharply by season: September is the busiest month at about 1.8× the park's average month, while February is the calmest at roughly 0.4× — a 4-to-1 swing between high and low season. Roughly 35% of the year's visitors arrive in the three summer months of June, July and August alone, so timing a trip outside that window is the single biggest lever on how crowded the park feels. Weather swings from an average high-season warmth near 74°F in July down to about 20°F in January, with the wettest stretch in June and meaningful snowfall around February. About 6 months a year see comfortable average temperatures in the 50–80°F range, which is part of why crowd timing and weather timing don't always line up. The sweet spot is May: pleasant weather with noticeably thinner crowds (shoulder season). Visit then and you trade a little peak-season certainty for noticeably shorter lines and easier parking than the September rush. Daylight ranges from about 8.9 hours in midwinter to 15.1 hours near the summer solstice, which shapes how much ground you can cover in a day. These crowd figures are drawn from 2004–2025 of National Park Service visitor-use records, paired with 1991–2020 NOAA climate normals, and are updated as new monthly data is released.
Park overview
Imagine a 100-mile stretch of North America's longest river, a vestige of the untamed American West. The Missouri National Recreational River is where imagination meets reality. Two free flowing stretches of the Missouri make up the National Park. Relive the past by exploring the wild, untamed and mighty river that continues to flow as nature intended.
Weather & conditions
Rapid weather changes are common along the Missouri National Recreational River corridor. Variations from season to season and from year to year are great. Characteristics of the climate are hot summers and cold winters. Sunshine is abundant, particularly in the summer months. Average annual rainfall is 25 inches. Thunderstorms can be dangerous and visitors should be prepared for them, especially from June until late August. Winter snowfall averages 34 inches annually.
Park overview text courtesy of the National Park Service — official park site.
Where to stay near Missouri
Hotels, cabins, lodges and vacation rentals near Missouri National Recreational River — live availability and prices to plan your trip. May is our pick for the best balance of light crowds and good weather.
Top-rated places to stay near Missouri
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Getting to Missouri
The nearest airport is Sioux Falls Regional Airport (Joe Foss Field) (FSD), about 107 mi (2 hr drive) away. Most visitors reach Missouri by car.
Frequently Asked Questions
May offers pleasant weather with noticeably thinner crowds (shoulder season) at Missouri National Recreational River. The park is busiest in September (about 1.8× the average month) and quietest in February.
September is the busiest month at Missouri National Recreational River, running roughly 1.8 times the park's average monthly visitation.
February is the quietest month at Missouri National Recreational River, at about 0.4× the average month — a good choice if you want to avoid crowds.
Missouri National Recreational River recorded about 166,390 recreation visits in 2025. Visitation has been rising over the past decade (+11.4%).
Based on 1991–2020 climate normals, the warmest month at Missouri National Recreational River averages about 74°F (July). See the month-by-month table above for the full picture.
Sioux Falls Regional Airport (Joe Foss Field) (FSD) is the closest airport to Missouri National Recreational River, about 107 mi (2 hr drive) away.
Nearby parks to visit
Keep exploring
Water quality of lakes near Missouri
If you are planning to swim, paddle or fish on this trip, these graded lakes are within a 40-mile drive. Grades are A–F from EPA and state-agency sampling.
- Buckskin Hills Lake water qualityGrade F · 36 mi · NE
- Grove Lake water qualityGrade F · 39 mi · NE
Sources: National Park Service Visitor Use Statistics (2004–2025), NOAA NCEI U.S. Climate Normals 1991–2020. Crowd index = a month's visits ÷ the park's average month.