I love a national park. I love one considerably more when I'm not hiking in 91-degree heat while wondering why I thought this sounded relaxing.

Summer gets most of the attention for national park vacations, but fall deserves a serious look.

Cooler weather can make being outside much more pleasant, changing leaves can completely transform the scenery, and some parks begin settling down after the summer rush.

Hiking Is Better When You're Not Melting

Fall temperatures can make long walks and hikes much more enjoyable in destinations where summer gets hot. But you still need to check the forecast because mountain weather has absolutely no interest in your plans.

Pack layers. A chilly morning can become a warm afternoon surprisingly quickly.

The Scenery Gets an Upgrade

Some national parks become ridiculously beautiful when fall color arrives. Great Smoky Mountains and Shenandoah are obvious choices if foliage is the goal, while other parks offer their own version of autumn.

Even without dramatic leaf color, fall light and cooler conditions can change the entire feel of a landscape. I will happily stand at an overlook and stare at mountains for an unreasonable amount of time.

You May Avoid the Peak-Summer Experience

Let's be clear: famous national parks can still be busy in fall, especially during peak foliage weekends.

You are not going to arrive at the Great Smoky Mountains in October and discover that everyone graciously stayed home for you.

But once the summer vacation rush eases, certain parks and weekdays may feel more manageable.

Check current visitation guidance before you go. Then start early. Apparently, scenic overlooks also have rush hour.

Daylight Gets Shorter

Here's the trade-off. Fall gives you less daylight. That means you need to pay closer attention to how long hikes will take and when sunset happens.

I don't want to be halfway down a trail when I realize the sun has clocked out for the day.

Plan your biggest outdoor activities earlier. Save dinner and cozy hotel time for after dark.

Check Seasonal Closures

Fall can also bring changing park operations. Some roads and facilities may reduce hours or close as the season progresses, especially in colder regions.

Always check the park's current conditions before leaving. This is one area where spontaneous optimism is not a planning strategy.

Fall Might Be My Favorite Time to Go

There's something about a national park trip that already makes me slow down. Fall makes it even better.

The air feels different. Hiking doesn't necessarily require swimming through your own perspiration.

Then you get to finish the day somewhere warm with dinner and tired legs. That's my kind of vacation.

Summer can keep the mosquitoes.