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Naxos in December: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Naxos in December is climatically mixed. The average daily high is around 15 °C, and the sea is about 17 °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
45/100 · #10
Warmth
#9
Dryness
#11
Sun
#12
Sea warmth
#8
Published best categories: none
Naxos · DecemberPhoto: Manfred Werner (Tsui) · CC BY-SA 4.0Climate facts
- Average high
- 15 °C
- Average low
- 13 °C
- Sea
- 17 °C
- Rainy days (est.)
- 12 rainy days (est.)
- Sun (est.)
- 2 h/day
- Humidity
- 77 %
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 | 18 | 16 | 9 | 61 | 3.2 | 77 | 5.2 | 19 | 64 |
| December (selected) | 15 | 13 | 12 | 83 | 2.3 | 77 | 5.8 | 17 | 45 |
| January | 14 | 12 | 12 | 85 | 2.6 | 76 | 6.0 | 16 | 40 |
How do the previous and next months compare?
Baseline: December (45/100)
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 | +19 | +2.9 °C | +2.9 °C | -3.3 | -21.3 mm | +0.9 h | -0.1 % | -0.6 m/s | +1.8 °C |
| January | -5 | -1.4 °C | -1.4 °C | +0.3 | +2.8 mm | +0.3 h | -0.8 % | +0.2 m/s | -0.8 °C |
All twelve months in context

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Useful next decisions
Frequently asked questions
How warm is Naxos in December?
The average daily high is around 15 °C, with an average daily low of about 13 °C.
Can you swim in Naxos in December?
The sea is about 17 °C (cold).
Does it rain a lot in Naxos in December?
The curated estimate is about 12 rainy days per month, not a directly measured long-term average. Total precipitation averages around 83 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Naxos?
By the climate score, June, July, August and September are the strongest months for Naxos. For a beach trip: June, July, August and September. December is not among them.