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Aspen in December: weather & travel advice
This month's data profile
Clear transition month
Aspen in December is climatically mixed. The average daily high is around -6 °C. With about 11 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
33/100 · #9
Warmth
#10
Dryness
#6
Sun
#12
Published best categories: none
Aspen · DecemberPhoto: Rhododendrites · CC BY-SA 4.0Climate facts
- Average high
- -6 °C
- Average low
- -17 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 3 h/day
- Humidity
- 88 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Score |
|---|---|---|---|---|---|---|---|---|
| November | -0 | -12 | 10 | 43 | 3.5 | 76 | 0.8 | 40 |
| December (selected) | -6 | -17 | 11 | 49 | 2.8 | 88 | 1.0 | 33 |
| January | -7 | -18 | 11 | 49 | 3.4 | 91 | 1.0 | 33 |
How do the previous and next months compare?
Baseline: December (33/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | |
|---|---|---|---|---|---|---|---|---|
| November | +7 | +5.6 °C | +5.5 °C | -1.2 | -5.2 mm | +0.7 h | -12.3 % | -0.2 m/s |
| January | ±0 | -0.8 °C | -1 °C | +0.1 | ±0 mm | +0.6 h | +3.1 % | +0.1 m/s |
All twelve months in context
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Frequently asked questions
How warm is Aspen in December?
The average daily high is around -6 °C, with an average daily low of about -17 °C.
Does it rain a lot in Aspen in December?
The curated estimate is about 11 rainy days per month, not a directly measured long-term average. Total precipitation averages around 49 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Aspen?
By the climate score, June, July, August and September are the strongest months for Aspen. December is not among them.