Late spring · Weather & things to do
Aspen in May
Aspen warms up: highs climb to 60°F (16°C), from 48°F in April, with lows of 36°F (2°C) and about 1.7 in (43 mm) of rain.
It scores 81/100 for comfort, 5th of 12, which makes it a solid shoulder-season month.
- Avg high
- 60°F (16°C)
- Avg low
- 36°F (2°C)
- Rain
- 1.7 in (43 mm)
- Humidity
- 63%
- Cloud cover
- 64%
- Daylight
- ~14 h 09 min
- Comfort score
- 81/100 · Great
What May feels like
Expect mild afternoons around 60°F (16°C), good for long walks.
There's a big swing between day and night, about 13°C (24°F), so mornings and evenings feel much cooler than the afternoon.
Rain is moderate at about 1.7 in (43 mm) for the month.
Plan around May
May is shoulder season: good weather, a step below the best months (June – September).
- Comfort improves from 59/100 in April to 81/100.
- Our Colorado Rockies route recommends Jun – Sep, so May falls outside its suggested window.
- Our Breckenridge, Vail & Aspen route recommends Dec – Mar, so May falls outside its suggested window.
What to pack for May
- A warm layer for eveningsnights drop to 36°F
- Comfortable walking shoesmost places below are best reached on foot or with short walks
What to do in Aspen in May
With conditions on your side, the picks below favor time outside.
Crater Lake Trail
3.6-mile round trip from Maroon Lake to a quieter lake right under the Bells.
Why now May scores 81/100 for comfort, good conditions for being outside.
Silver Queen Gondola
Ride from downtown to the 11,212-foot summit of Aspen Mountain in about 15 minutes.
Why now Highs near 60°F and 1.7 in of monthly rain make this an easy outdoor pick.
Wheeler Opera House
Sandstone opera house built in 1889 by silver baron Jerome Wheeler, now hosting concerts, comedy and films.
Independence Pass
12,095-foot Continental Divide crossing with short tundra walks at the top.
Why now One to do outside while the weather is on your side.
John Denver Sanctuary
Quiet riverside park with lyrics carved into stones along the Roaring Fork.
J-Bar at Hotel Jerome
Classic 1889 hotel bar, home of the Aspen Crud bourbon milkshake.
Nearby in May
- Vail in May~39 mi · highs 58°F, 2.1 in rain · 1°C (2°F) cooler by day, about as wet
- Breckenridge in May~46 mi · highs 53°F, 2.1 in rain · 4°C (7°F) cooler by day, about as wet
- Rocky Mountain NP in May~100 mi · highs 54°F, 2.7 in rain or snow · 3°C (6°F) cooler by day, wetter
- Denver in May~105 mi · highs 75°F, 2.3 in rain · 8°C (15°F) warmer by day, wetter
NASA POWER 2001–2025 monthly averages on a ~50 km grid, temperatures adjusted from the grid cell's ~3,268 m to Aspen's ~2,405 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.
Aspen in May: quick answers
Is May a good time to visit Aspen?
It's a good shoulder-season choice, scoring 81/100 against a best of 95 in June – September. Expect highs of 60°F (16°C) and 1.7 in (43 mm) of rain. Our Colorado Rockies route recommends Jun – Sep, so May is outside its suggested window.
How cold is Aspen in May?
Average highs are 60°F (16°C) and average lows 36°F (2°C), making it the 5th-warmest month by daytime highs.
Does it rain a lot in Aspen in May?
Not much: about 1.7 in (43 mm) of rain falls across May on average, the 4th-driest month of the year. The annual total is about 20.7 in (527 mm).
What should I pack for Aspen in May?
Bring a warm layer for evenings (nights drop to 36°F) and comfortable walking shoes (most places below are best reached on foot or with short walks).
Planning Aspen in May?
Bring the crew into one shared trip: vote on dates, build the day-by-day plan, split costs and share one packing list.