Monthly climate guide
Aspen weather in May
With highs near 10°C (49°F) and lows around -4°C (25°F), May feels cool in Aspen. Rainfall averages about 48 mm (fairly dry) and the sky is often cloudy. Daytime highs are 6°C warmer than April and 9°C cooler than June.
What stands out in May
- Seasonally, May counts as late spring in Aspen.
- Nights often drop below freezing (average low -4°C), so expect frost and icy mornings.
- Evenings cool off sharply: the daily range is around 13°C, so pack a layer.
- It warms up quickly from here: by June highs are about 9°C higher.
Avg high
10°C
49°F
Avg low
-4°C
25°F
Rainfall
48 mm
fairly dry
Humidity
65%
relative
Sky
62%
cloud · often cloudy
Aspen weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | -6°C / 20°F | -18°C / 0°F | 51 mm | 90% | 56% |
| February | -6°C / 20°F | -18°C / -1°F | 48 mm | 95% | 64% |
| March | -2°C / 29°F | -14°C / 7°F | 48 mm | 89% | 61% |
| April | 3°C / 38°F | -8°C / 17°F | 53 mm | 75% | 67% |
| May | 10°C / 49°F | -4°C / 25°F | 48 mm | 65% | 62% |
| June | 18°C / 65°F | 2°C / 35°F | 16 mm | 49% | 43% |
| July | 21°C / 70°F | 6°C / 42°F | 46 mm | 59% | 53% |
| August | 20°C / 67°F | 5°C / 41°F | 42 mm | 58% | 52% |
| September | 16°C / 61°F | 1°C / 34°F | 41 mm | 57% | 43% |
| October | 8°C / 46°F | -5°C / 24°F | 37 mm | 62% | 47% |
| November | 0°C / 33°F | -11°C / 12°F | 40 mm | 74% | 50% |
| December | -6°C / 21°F | -17°C / 1°F | 47 mm | 86% | 58% |
What to pack for May
- A proper insulated winter coat
- A hat, scarf and gloves
- Thermal base layers and warm, grippy boots for icy mornings
- A small travel umbrella, just in case
Is May a good time to visit Aspen?
Compare the months in the chart above to find your ideal window.
Best time to visit Aspen →Other United States cities in May
Cite or embed this data
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Aspen weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/usa/aspen/may
<a href="https://weathercompare.eu/weather/usa/aspen/may">Aspen weather in May</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/usa/aspen" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Aspen weather in May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/usa/aspen/may">Aspen weather in May</a> – WeatherCompare</p>
Aspen in May: quick answers
Is May a good time to visit Aspen?
May is cool in Aspen, with highs around 10°C. Better for museums and city walks than the beach, and usually quieter.
How warm is Aspen in May?
Average highs are about 10°C (49°F) and average lows about -4°C (25°F), based on 10 years of daily data.
Does it rain a lot in Aspen in May?
Aspen typically gets around 48 mm of rain in May — fairly dry.
Figures are long-term averages for the area around Aspen (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.