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Aspen in January: weather & travel advice
This month's data profile
Balanced monthly profile
Aspen in January is climatically mixed. The average daily high is around -7 °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
#12
Dryness
#7
Sun
#11
Published best categories: none
Aspen · JanuaryPhoto: Rhododendrites · CC BY-SA 4.0Climate facts
- Average high
- -7 °C
- Average low
- -18 °C
- Rainy days (est.)
- 11 rainy days (est.)
- Sun (est.)
- 3 h/day
- Humidity
- 91 %
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 |
|---|---|---|---|---|---|---|---|---|
| December | -6 | -17 | 11 | 49 | 2.8 | 88 | 1.0 | 33 |
| January (selected) | -7 | -18 | 11 | 49 | 3.4 | 91 | 1.0 | 33 |
| February | -6 | -18 | 12 | 48 | 4.7 | 94 | 1.1 | 32 |
How do the previous and next months compare?
Baseline: January (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 | |
|---|---|---|---|---|---|---|---|---|
| December | ±0 | +0.8 °C | +1 °C | -0.1 | ±0 mm | -0.6 h | -3.1 % | -0.1 m/s |
| February | -1 | +0.6 °C | +0.2 °C | +0.8 | -0.3 mm | +1.3 h | +2.3 % | +0.1 m/s |
All twelve months in context

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Frequently asked questions
How warm is Aspen in January?
The average daily high is around -7 °C, with an average daily low of about -18 °C.
Does it rain a lot in Aspen in January?
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. January is not among them.