Aspen weather in May: Aspen, Colorado: normal highs, lows, rain and records for May
Aspen in May has a normal high of 65°F and a normal low of 35°F, a daily mean of 50°F, rising from 59°F on the 1st to 71°F by the 31st. Measurable precipitation falls on 10 days in a normal May, 1.52 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 18°C and low of 2°C, 39 mm of precipitation in May.
- NOAA stationAspen Pitkin County Airport
- Station IDUSW00093073
- Location39.22°N 106.87°W
- Elevation7,720 ft (2,353 m)
- Population6,556
- Jan 35° 9°
- Feb 38° 12°
- Mar 46° 21°
- Apr 55° 28°
- May 65° 35°
- Jun 77° 42°
- Jul 82° 48°
- Aug 80° 47°
- Sep 72° 40°
- Oct 60° 29°
- Nov 45° 19°
- Dec 34° 9°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Aspen in May?
The normal high is 65°F and the normal low 35°F, for a daily mean of 50.0°F. May is 8.7°F warmer than April and 9.6°F cooler than June. May is the 5th warmest month of the year in Aspen and the 3rd wettest. Across the month the normal high rises 12°F, from 59°F on May 1 to 71°F on May 31. From one year to the next May's mean temperature typically moves about 2.3°F either way (NOAA's standard deviation), so roughly two Mays in three average between 48°F and 52°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 36%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 59°F | 32°F | 36% | 19% |
| May 8 | 62°F | 33°F | 35% | 18% |
| May 15 | 65°F | 35°F | 32% | 16% |
| May 22 | 67°F | 37°F | 29% | 14% |
| May 31 | 71°F | 38°F | 26% | 11% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 59°F | 32°F | 36% | 19% | 13 h 50 min |
| May 2 | 59°F | 32°F | 36% | 19% | 13 h 50 min |
| May 3 | 60°F | 32°F | 36% | 19% | 13 h 50 min |
| May 4 | 60°F | 32°F | 35% | 19% | 14 h |
| May 5 | 61°F | 33°F | 35% | 19% | 14 h |
| May 6 | 61°F | 33°F | 35% | 19% | 14 h |
| May 7 | 61°F | 33°F | 35% | 18% | 14 h |
| May 8 | 62°F | 33°F | 35% | 18% | 14 h |
| May 9 | 62°F | 34°F | 34% | 18% | 14 h 10 min |
| May 10 | 62°F | 34°F | 34% | 18% | 14 h 10 min |
| May 11 | 63°F | 34°F | 34% | 17% | 14 h 10 min |
| May 12 | 63°F | 34°F | 33% | 17% | 14 h 10 min |
| May 13 | 64°F | 35°F | 33% | 16% | 14 h 10 min |
| May 14 | 64°F | 35°F | 33% | 16% | 14 h 20 min |
| May 15 | 65°F | 35°F | 32% | 16% | 14 h 20 min |
| May 16 | 65°F | 35°F | 32% | 15% | 14 h 20 min |
| May 17 | 65°F | 35°F | 31% | 15% | 14 h 20 min |
| May 18 | 66°F | 36°F | 31% | 15% | 14 h 20 min |
| May 19 | 66°F | 36°F | 31% | 15% | 14 h 20 min |
| May 20 | 67°F | 36°F | 30% | 14% | 14 h 30 min |
| May 21 | 67°F | 36°F | 30% | 14% | 14 h 30 min |
| May 22 | 67°F | 37°F | 29% | 14% | 14 h 30 min |
| May 23 | 68°F | 37°F | 29% | 13% | 14 h 30 min |
| May 24 | 68°F | 37°F | 29% | 13% | 14 h 30 min |
| May 25 | 69°F | 37°F | 28% | 13% | 14 h 30 min |
| May 26 | 69°F | 37°F | 28% | 12% | 14 h 40 min |
| May 27 | 70°F | 38°F | 27% | 12% | 14 h 40 min |
| May 28 | 70°F | 38°F | 27% | 12% | 14 h 40 min |
| May 29 | 71°F | 38°F | 26% | 11% | 14 h 40 min |
| May 30 | 71°F | 38°F | 26% | 11% | 14 h 40 min |
| May 31 | 71°F | 38°F | 26% | 11% | 14 h 40 min |
- Normal high
- 65°FMay average
- Normal low
- 35°FMay average
- Precipitation
- 1.52 inmonth total
- Days with precipitation
- 100.01 inch or more
- Nights at 32°F or colder
- 12
- Daylight
- 13 h 50 min to 14 h 40 minMay 1 to May 31
- Days at 70°F or more
- 10
- Days at 80°F or more
- 1
- Sunshine
- 70%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00093073; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Aspen in May?
On a given May day the chance of 0.01 inch or more is 31% on average, highest around May 1 (36%). In all, 1.52 in falls on 10 days of a normal May.
In a normal May in Aspen, 12 nights fall to freezing.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00093073.
What are the records for May in Aspen?
The warmest May temperature on this station's record (since 1998) is 86°F, on May 31, 2002; the coldest is 17°F, on May 6, 1999. The wettest May brought 3.58 in (2015).
The May mean against the 1991-2020 normal of 50.0°F: 2021 50.0°F (at normal), 2022 50.0°F (at normal), 2023 50.8°F (+0.8), 2024 45.6°F (−4.4), 2025 49.2°F (−0.8), 2026 50.5°F (+0.5). 2 of 6 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 50.0°F | at normal | 1.54 in |
| 2022 | 50.0°F | at normal | 1.34 in |
| 2023 | 50.8°F | +0.8°F | 1.56 in |
| 2024 | 45.6°F | −4.4°F | 2.29 in |
| 2025 | 49.2°F | −0.8°F | 0.43 in |
| 2026 | 50.5°F | +0.5°F | 0.46 in |
Source: records: ACIS, station USW00093073; recent months: ACIS, station USW00093073. Records and recent months use complete months only.
How does May in Aspen compare across Colorado?
Across the 125 places PlainClimate covers in Colorado, May normal highs run from 54°F in Leadville to 80°F in Lamar; Aspen's is 65°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.