What's the temperature in Yellowstone National Park in mid-September, and what clothes do you need to wear?

There is a great temperature difference between morning and evening, which is degrees in the morning and 2 degrees at noon. It is recommended to wear a short-sleeved T-shirt inside and a jacket outside. This can be adjusted with the change of temperature

Yellowstone National Park is proudly called "the most unique magical paradise on earth" by Americans. The traffic in the park is convenient, and the highway around the mountain is more than 5 kilometers long, connecting the main attractions of various scenic spots, and the hiking path is more than 15 kilometers. It is one of the largest craters in the world, and it has one of the largest forests in the world. The forest in the park accounts for about 9% of the total forest area in the United States, and the water surface accounts for about 1%. There are more than 1, hot springs and more than 3 geysers. There are more than 29 waterfalls. There are yellowstone lake, yellowstone river, canyons, waterfalls and hot springs in the park, which is a famous tourist attraction.