Travel Reference
In-Depth Information
animals' welfare, especially avoid all wildlife with young. Never hike alone. Make some noise
so you won't surprise an animal, and carry bear spray on backcountry hikes.
Key to the Park Roads
When Is the Best Time to Visit?
Spring—May, June
When the snow has melted from the lowlands and the red bison calves are trailing after
their mothers, you know springtime has come to Yellowstone. TEMPERATURES: 50s-60s
°F (teens °C) by day; 30s °F (0-4°C) at night PROS: Baby animals numerous, wildflowers
(at lower elevations), waterfalls at their peak
CONS: Some mountain passes closed, biting insects common, rain common, meadows
flooded, streams very high
Summer—July, August
