Croatia
Korčula in December: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Korčula in December is climatically mixed. The average daily high is around 12 °C, and the sea is about 16 °C. With about 12 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
36/100 · #11
Warmth
#10
Dryness
#11
Sun
#12
Sea warmth
#8
Published best categories: none
Korčula · DecemberPhoto: Silverije · CC0Climate facts
- Average high
- 12 °C
- Average low
- 9 °C
- Sea
- 16 °C
- Rainy days (est.)
- 12 rainy days (est.)
- Sun (est.)
- 2 h/day
- Humidity
- 74 %
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 | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| November | 16 | 13 | 13 | 125 | 2.2 | 75 | 4.2 | 19 | 47 |
| December (selected) | 12 | 9 | 12 | 110 | 1.8 | 74 | 4.2 | 16 | 36 |
| January | 11 | 7 | 11 | 82 | 2.1 | 74 | 4.1 | 14 | 34 |
How do the previous and next months compare?
Baseline: December (36/100)
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 | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| November | +11 | +3.7 °C | +3.5 °C | +0.8 | +14.5 mm | +0.4 h | +0.6 % | ±0 m/s | +2.4 °C |
| January | -2 | -1.5 °C | -1.6 °C | -1.5 | -28.4 mm | +0.3 h | +0.3 % | -0.1 m/s | -2 °C |
All twelve months in context

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Where to stay in Korčula
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Useful next decisions
Frequently asked questions
How warm is Korčula in December?
The average daily high is around 12 °C, with an average daily low of about 9 °C.
Can you swim in Korčula in December?
The sea is about 16 °C (cold).
Does it rain a lot in Korčula in December?
The curated estimate is about 12 rainy days per month, not a directly measured long-term average. Total precipitation averages around 110 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Korčula?
By the climate score, June, July, August and September are the strongest months for Korčula. For a beach trip: June, July, August and September. December is not among them.