Mid-summer · Weather & things to do
Rocky Mountain NP in July
Rocky Mountain NP's warmest month brings highs averaging 75°F (24°C), lows of 45°F (7°C) and about 2.1 in (54 mm) of rain.
At 91/100 for comfort (3rd of 12), it's one of the best months to visit.
- Avg high
- 75°F (24°C)
- Avg low
- 45°F (7°C)
- Rain
- 2.1 in (54 mm)
- Humidity
- 52%
- Cloud cover
- 52%
- Daylight
- ~14 h 36 min
- Comfort score
- 91/100 · Great
What July feels like
Highs settle around 75°F (24°C), warm enough for short sleeves most of the day.
There's a big swing between day and night, about 16°C (30°F), so mornings and evenings feel much cooler than the afternoon.
About 2.1 in (54 mm) of rain falls in a typical year's July.
Plan around July
July is one of Rocky Mountain NP's best months on the climate data.
- First warm month: highs reach 75°F, up from 69°F in June.
- Comfort holds steady from June (93 → 91/100).
- July sits inside the Jun – Sep window our Colorado Rockies route recommends.
What to pack for July
- Light, breathable clothes75°F afternoons
- Sunscreen, sunglasses and a hathigh UV on clear days
- A warm layer for eveningsnights drop to 45°F
- Comfortable walking shoesmost picks involve some walking
What to do in Rocky Mountain NP in July
July is good outdoor weather here, so these picks lean toward the open air.
Trail Ridge Road
48-mile drive topping out at 12,183 feet, with tundra overlooks the whole way.
Why now Our curated notes say it's best Jun–Sep morning.
Alberta Falls
Easy 1.6-mile round-trip hike to a 30-foot cascade on Glacier Creek.
Why now July scores 91/100 for comfort, good conditions for being outside.
Alpine Visitor Center
Highest visitor center in the National Park System, with tundra trails and a cafe.
Why now Highs near 75°F and 2.1 in of monthly rain make this an easy outdoor pick.
Bear Lake
Flat half-mile loop around a subalpine lake under Hallett Peak, and the trailhead for the park's classic hikes.
Why now One to do outside while the weather is on your side.
The Stanley Hotel
1909 hotel that inspired Stephen King's The Shining; offers history and ghost tours.
Nearby in July
- Denver in July~56 mi · highs 92°F, 2.4 in rain · 10°C (17°F) warmer by day, about as wet
- Vail in July~60 mi · highs 78°F, 2.1 in rain · 2°C (4°F) warmer by day, about as wet
- Breckenridge in July~62 mi · highs 73°F, 2.1 in rain · similar daytime temperatures, about as wet
- Aspen in July~100 mi · highs 80°F, 1.9 in rain · 3°C (5°F) warmer by day, about as wet
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~2,670 m to Rocky Mountain NP's ~2,918 m elevation (standard lapse rate). Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Rocky Mountain NP in July: quick answers
Is July a good time to visit Rocky Mountain NP?
Yes. On the climate data it's one of the best months, scoring 91/100. Expect highs of 75°F (24°C) and 2.1 in (54 mm) of rain. July is inside the Jun – Sep window our Colorado Rockies route recommends.
How hot is Rocky Mountain NP in July?
Average highs are 75°F (24°C) and average lows 45°F (7°C), making it the warmest month by daytime highs.
Does it rain a lot in Rocky Mountain NP in July?
Not much: about 2.1 in (54 mm) of rain falls across July on average, the 3rd-wettest month of the year. The annual total is about 21.8 in (553 mm).
What should I pack for Rocky Mountain NP in July?
Bring light, breathable clothes (75°F afternoons), sunscreen, sunglasses and a hat (high UV on clear days), a warm layer for evenings (nights drop to 45°F) and comfortable walking shoes (most picks involve some walking).
More on Rocky Mountain NP
Routes in season in July
- Colorado Rockies Jun – Sep
Planning Rocky Mountain NP in July?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.