Best Time to Visit Bent's Old Fort National Historic Site
OctoberBest month to visit
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Visit Bent's Old Fort in October
October offers pleasant weather with noticeably thinner crowds (shoulder season). For comparison, May is the most crowded month (~1.9× the average month) and January is the quietest.
Annual visits
16K
2024
Busiest month
May
1.9× avg
Quietest month
Jan
0.2× avg
10-yr trend
falling
-20.8%
More photos of Bent's Old Fort
Photos courtesy of the National Park Service (public domain).
How crowded is Bent's Old Fort 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 | 48 Fair | 47°F / 18°F | 9.6 h |
| February | Very quiet | 51 Fair | 51°F / 21°F | 10.6 h |
| March | Quiet | 51 Fair | 61°F / 30°F | 11.7 h |
| April | Average | 55 Fair | 69°F / 38°F | 13.0 h |
| May | Very busy | 49 Fair | 79°F / 48°F | 14.1 h |
| June | Very busy | 53 Fair | 90°F / 58°F | 14.6 h |
| July | Very busy | 45 Fair | 95°F / 64°F | 14.4 h |
| August | Busy | 60 Good | 92°F / 62°F | 13.5 h |
| September | Busy | 62 Good | 84°F / 53°F | 12.2 h |
| October★ best | Average | 56 Fair | 71°F / 39°F | 11.0 h |
| November | Very quiet | 51 Fair | 57°F / 27°F | 9.9 h |
| December | Quiet | 39 Poor | 46°F / 18°F | 9.4 h |
Climate normals (1991–2020) from the nearest NOAA station (USW00023067, ~4.8 mi away).
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About visiting Bent's Old Fort
Bent's Old Fort National Historic Site is a National Historic Site in CO and one of the system's hidden, low-traffic units, drawing about 16,000 recreation visits in 2024. Visitation has eased over the past decade, down about 20.8%. Crowds concentrate sharply by season: May is the busiest month at about 1.9× the park's average month, while January is the calmest at roughly 0.2× — a 11-to-1 swing between high and low season. Roughly 38% 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 79°F in July down to about 32°F in January, with the wettest stretch in July. About 7 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 October: 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 May rush. Daylight ranges from about 9.4 hours in midwinter to 14.6 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 1840s the Arkansas River was the border between territory claimed by the United States and Mexico. Located along the river, Bent's Fort was an adobe trading post on the Santa Fe Trail, where traders, trappers, travelers, and the Cheyenne and Arapaho tribes came together in peaceful terms for trade. Today, a reconstructed fort allows visitors to explore the front line of Westward Expansion.
Weather & conditions
Summer temperatures are often in the high 90s and low 100s. Weather is generally fair in the fall and spring. Winter temperatures can be below freezing. Most of the replica fort is unheated and does not have modern cooling systems, so dress accordingly.
Park overview text courtesy of the National Park Service — official park site.
Where to stay near Bent's Old Fort
Hotels, cabins, lodges and vacation rentals near Bent's Old Fort National Historic Site — live availability and prices to plan your trip. October is our pick for the best balance of light crowds and good weather.
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Getting to Bent's Old Fort
The nearest airport is Pueblo Memorial Airport (PUB), about 72 mi (2 hr drive) away. Most visitors reach Bent's Old Fort by car.
Frequently Asked Questions
October offers pleasant weather with noticeably thinner crowds (shoulder season) at Bent's Old Fort National Historic Site. The park is busiest in May (about 1.9× the average month) and quietest in January.
May is the busiest month at Bent's Old Fort National Historic Site, running roughly 1.9 times the park's average monthly visitation.
January is the quietest month at Bent's Old Fort National Historic Site, at about 0.2× the average month — a good choice if you want to avoid crowds.
Bent's Old Fort National Historic Site recorded about 16,102 recreation visits in 2024. Visitation has been falling over the past decade (-20.8%).
Based on 1991–2020 climate normals, the warmest month at Bent's Old Fort National Historic Site averages about 79°F (July). See the month-by-month table above for the full picture.
Pueblo Memorial Airport (PUB) is the closest airport to Bent's Old Fort National Historic Site, about 72 mi (2 hr drive) away.
Nearby parks to visit
Keep exploring
Water quality of lakes near Bent's Old Fort
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 Meredith water qualityGrade — · 18 mi · CO
- Adobe Creek Reservoir water qualityGrade — · 18 mi · CO
- Lake Henry water qualityGrade — · 21 mi · CO
- John Martin Reservoir water qualityGrade — · 26 mi · CO
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.