Mid-summer · Weather & things to do
Yellowstone National Park in July
Yellowstone National Park's warmest month brings highs averaging 72°F (22°C), lows of 46°F (8°C) and about 1.5 in (37 mm) of rain.
July opens the best stretch on our comfort score, at 97/100 (the top score of the year).
- Avg high
- 72°F (22°C)
- Avg low
- 46°F (8°C)
- Rain
- 1.5 in (37 mm)
- Humidity
- 59%
- Cloud cover
- 39%
- Daylight
- ~15 h 02 min
- Comfort score
- 97/100 · Great
What July feels like
Warm afternoons near 72°F (22°C) make long days outdoors easy.
There's a big swing between day and night, about 15°C (26°F), so mornings and evenings feel much cooler than the afternoon.
Rain is moderate at about 1.5 in (37 mm) for the month.
Long days help: there are roughly 15 h 02 min of daylight mid-month.
Plan around July
July is one of Yellowstone National Park's best months on the climate data.
- First warm month: highs reach 72°F, up from 61°F in June.
- The drier spell starts: rain falls to 1.5 in (37 mm) after 2.8 in (70 mm) in June.
- Opens the best-scoring stretch on our comfort score: July – September.
- Comfort improves from 81/100 in June to 97/100.
- July sits inside the Jun – Sep window our Glacier to Yellowstone route recommends.
What to pack for July
- Light, breathable clotheshighs average 72°F
- Sunscreen, sunglasses and a hathigh UV on clear days
- A warm layer for eveningslows near 46°F
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Yellowstone National Park in July
July is good outdoor weather here, so these picks lean toward the open air.
Artist Point
Classic viewpoint of the Lower Falls and the yellow walls of the Grand Canyon of the Yellowstone.
Why now July scores 97/100 for comfort, good conditions for being outside.
Fairy Falls Trail Grand Prismatic Overlook
Short climb to a raised platform above Grand Prismatic Spring for the full color rings.
Why now Highs near 72°F and 1.5 in of monthly rain make this an easy outdoor pick.
Lake Yellowstone Hotel Dining Room
Dining room in the park's oldest hotel, overlooking Yellowstone Lake.
Why now One to do outside while the weather is on your side.
Old Faithful Inn
1904 log hotel with a seven-story lobby and stone fireplace, open to all visitors.
Lamar Valley
Broad northern valley known as the best wolf-watching area in the park.
Nearby in July
- Yellowstone in July~13 mi · highs 72°F, 1.5 in rain · similar daytime temperatures, about as wet
- Grand Teton National Park in July~44 mi · highs 77°F, 1.2 in rain · 3°C (5°F) warmer by day, about as wet
- Jackson in July~67 mi · highs 82°F, 0.9 in rain · 6°C (10°F) warmer by day, about as wet
- Salt Lake City in July~262 mi · highs 93°F, 0.6 in rain · 12°C (21°F) warmer by day, drier
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Yellowstone National Park in July: quick answers
Is July a good time to visit Yellowstone National Park?
Yes. On the climate data it's one of the best months, scoring 97/100. Expect highs of 72°F (22°C) and 1.5 in (37 mm) of rain. July is inside the Jun – Sep window our Glacier to Yellowstone route recommends.
How hot is Yellowstone National Park in July?
Average highs are 72°F (22°C) and average lows 46°F (8°C), making it the warmest month by daytime highs.
Does it rain a lot in Yellowstone National Park in July?
Not much: about 1.5 in (37 mm) of rain falls across July on average, the driest month of the year. The annual total is about 32.8 in (834 mm).
What should I pack for Yellowstone National Park in July?
Bring light, breathable clothes (highs average 72°F), sunscreen, sunglasses and a hat (high UV on clear days), a warm layer for evenings (lows near 46°F) and comfortable walking shoes (most places below are best reached on foot or with short walks).
More on Yellowstone National Park
Routes in season in July
- Glacier to Yellowstone Jun – Sep
Planning Yellowstone National Park in July?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.