Canada
Whitehorse in December: weather & travel advice
This month's data profile
Rain shapes the decision
Whitehorse in December is climatically mixed. The average daily high is around -13 °C. With about 13 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
24/100 · #10
Warmth
#11
Dryness
#6
Sun
#12
Published best categories: none
Whitehorse · DecemberPhoto: 117Avenue · CC BY-SA 3.0Climate facts
- Average high
- -13 °C
- Average low
- -20 °C
- Rainy days (est.)
- 13 rainy days (est.)
- Sun (est.)
- 0 h/day
- Humidity
- 97 %
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 | -10 | -17 | 13 | 42 | 0.5 | 97 | 1.2 | 24 |
| December (selected) | -13 | -20 | 13 | 42 | 0.2 | 97 | 1.4 | 24 |
| January | -14 | -21 | 11 | 38 | 0.5 | 97 | 1.3 | 28 |
How do the previous and next months compare?
Baseline: December (24/100)
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 | ±0 | +3.2 °C | +2.8 °C | +0.2 | +0.1 mm | +0.3 h | -0.1 % | -0.1 m/s |
| January | +4 | -0.5 °C | -0.8 °C | -1.3 | -3.6 mm | +0.3 h | -0.5 % | ±0 m/s |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Whitehorse in December?
The average daily high is around -13 °C, with an average daily low of about -20 °C.
Does it rain a lot in Whitehorse in December?
The curated estimate is about 13 rainy days per month, not a directly measured long-term average. Total precipitation averages around 42 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Whitehorse?
No month in Whitehorse reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.