Best Time to Visit Agate Fossil Beds National Monument
JuneBest month to visit
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Visit Agate Fossil Beds in June
June offers best overall balance of crowds, weather and daylight. For comparison, August is the most crowded month (~2.8× the average month) and January is the quietest.
Annual visits
17K
2025
Busiest month
Aug
2.8× avg
Quietest month
Jan
0.1× avg
10-yr trend
steady
+0.7%
More photos of Agate Fossil Beds
Photos courtesy of the National Park Service (public domain).
How crowded is Agate Fossil Beds by month?
Relative crowd level by month (1.0 = the park's average month), from NPS visitation records 1979–2025.
Month-by-month crowd, weather & daylight
| Month | Crowd level | Best-time score | Avg high / low | Daylight |
|---|---|---|---|---|
| January | Very quiet | 42 Poor | 38°F / 9°F | 9.2 h |
| February | Very quiet | 44 Poor | 41°F / 12°F | 10.3 h |
| March | Very quiet | 51 Fair | 51°F / 20°F | 11.7 h |
| April | Very quiet | 59 Fair | 58°F / 28°F | 13.2 h |
| May | Busy | 58 Fair | 67°F / 38°F | 14.4 h |
| June★ best | Very busy | 60 Good | 79°F / 47°F | 15.1 h |
| July | Very busy | 58 Fair | 87°F / 53°F | 14.8 h |
| August | Very busy | 52 Fair | 85°F / 49°F | 13.7 h |
| September | Busy | 58 Fair | 76°F / 39°F | 12.3 h |
| October | Quiet | 52 Fair | 62°F / 27°F | 10.8 h |
| November | Very quiet | 45 Fair | 48°F / 17°F | 9.5 h |
| December | Very quiet | 41 Poor | 38°F / 8°F | 8.9 h |
Climate normals (1991–2020) from the nearest NOAA station (USW00094077, ~0.9 mi away).
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About visiting Agate Fossil Beds
Agate Fossil Beds National Monument is a National Monument in NE and one of the system's hidden, low-traffic units, drawing about 17,000 recreation visits in 2025. Visitation has held fairly steady over the past decade. Crowds concentrate sharply by season: August is the busiest month at about 2.8× the park's average month, while January is the calmest at roughly 0.1× — a 28-to-1 swing between high and low season. Roughly 61% 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 70°F in July down to about 23°F in December, with the wettest stretch in May. About 5 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 June: best overall balance of crowds, weather and daylight. Visit then and you trade a little peak-season certainty for noticeably shorter lines and easier parking than the August 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 1979–2025 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
In the early 1900s, paleontologists unearthed the Age of Mammals when they found full skeletons of extinct Miocene mammals in the hills of Nebraska -- species previously only known through fragments. At the same time, an age of friendship began between rancher James Cook and Chief Red Cloud of the Lakota. These two unprecedented events are preserved and protected here... at Agate Fossil Beds.
Weather & conditions
Summers can be very warm, high 90's to 100 with the frequent afternoon thunderstorms. Plan to hike early and come down from the higher points if storms threaten. Winter temperatures can dip as low as -20 with snow and wind. Heaviest snows can be expected in late Spring.
Park overview text courtesy of the National Park Service — official park site.
Where to stay near Agate Fossil Beds
Hotels, cabins, lodges and vacation rentals near Agate Fossil Beds National Monument — live availability and prices to plan your trip. June is our pick for the best balance of light crowds and good weather.
Top-rated places to stay near Agate Fossil Beds
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Getting to Agate Fossil Beds
The nearest airport is Western Nebraska Regional Airport (BFF), about 50 mi (1 hr 2 min drive) away. Most visitors reach Agate Fossil Beds by car.
Frequently Asked Questions
June offers best overall balance of crowds, weather and daylight at Agate Fossil Beds National Monument. The park is busiest in August (about 2.8× the average month) and quietest in January.
August is the busiest month at Agate Fossil Beds National Monument, running roughly 2.8 times the park's average monthly visitation.
January is the quietest month at Agate Fossil Beds National Monument, at about 0.1× the average month — a good choice if you want to avoid crowds.
Agate Fossil Beds National Monument recorded about 16,827 recreation visits in 2025. Visitation has been steady over the past decade (+0.7%).
Based on 1991–2020 climate normals, the warmest month at Agate Fossil Beds National Monument averages about 70°F (July). See the month-by-month table above for the full picture.
Western Nebraska Regional Airport (BFF) is the closest airport to Agate Fossil Beds National Monument, about 50 mi (1 hr 2 min drive) away.
Nearby parks to visit
Keep exploring
Water quality of lakes near Agate Fossil Beds
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.
- Lake Carter P Johnson water qualityGrade A · 22 mi · NE
- Lake Minatare water qualityGrade A · 36 mi · NE
- Lake Whitney water qualityGrade B · 34 mi · NE
- Box Butte Reservoir water qualityGrade C · 35 mi · NE
Sources: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI U.S. Climate Normals 1991–2020. Crowd index = a month's visits ÷ the park's average month.