Peru
Cusco in December: weather & travel advice
This month's data profile
Rain shapes the decision
Cusco in December is climatically mixed. The average daily high is around 15 °C. With about 20 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
42/100 · #9
Warmth
#5
Dryness
#10
Sun
#5
Published best categories: none
Cusco · DecemberPhoto: Laslovarga · CC BY-SA 4.0Climate facts
- Average high
- 15 °C
- Average low
- 4 °C
- Rainy days (est.)
- 20 rainy days (est.)
- Sun (est.)
- 6 h/day
- Humidity
- 80 %
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 | 16 | 4 | 12 | 75 | 6.7 | 75 | 1.9 | 58 |
| December (selected) | 15 | 4 | 20 | 126 | 6.2 | 80 | 1.8 | 42 |
| January | 14 | 4 | 21 | 127 | 6.1 | 82 | 1.8 | 37 |
How do the previous and next months compare?
Baseline: December (42/100)
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 | +16 | +0.9 °C | ±0 °C | -7.2 | -51 mm | +0.5 h | -4.1 % | +0.1 m/s |
| January | -5 | -0.6 °C | -0.1 °C | +1.7 | +1.5 mm | -0.1 h | +2.7 % | -0.1 m/s |
All twelve months in context
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Useful next decisions
Frequently asked questions
How warm is Cusco in December?
The average daily high is around 15 °C, with an average daily low of about 4 °C.
Does it rain a lot in Cusco in December?
The curated estimate is about 20 rainy days per month, not a directly measured long-term average. Total precipitation averages around 126 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Cusco?
By the climate score, June, July, August and September are the strongest months for Cusco. December is not among them.