Santorini in December: weather, sea & travel advice
Santorini in December is especially suited to city breaks and active holidays and hiking. Days are around 16 °C (cool), and the sea is about 18 °C. With about 8 rainy days it is moderate.
Santorini · DecemberPhoto: Carl Rottmann · PDM-ownerClimate facts
- Day
- 16 °C
- Night
- 14 °C
- Sea
- 18 °C
- Rainy days
- 8 rainy days
- Sun
- 3 h/day
- Humidity
- 76 %
Suitability by travel type
BeachUnsuitable39/100
City breakGood75/100
ActiveGood73/100
FamilyLimited46/100
In favour
- No particular highlights.
To consider
- Rather cool at around 16 °C
- Sea still cool (18 °C)
All months at a glance
15J
15F
16M
18A
21M
25J
27J
27A
25S
22O
19N
16D
7J
6F
4M
2A
1M
0J
0J
0A
2S
4O
6N
8D
Similar destinations in December
Frequently asked questions
How warm is Santorini in December?
Daytime highs average around 16 °C, with nights around 14 °C.
Can you swim in Santorini in December?
The sea is about 18 °C (cold).
Does it rain a lot in Santorini in December?
On the long-term average, expect about 8 rainy days.
When is the best time to visit Santorini?
The most favourable months are usually the ones highlighted on the overview page. Values are historical averages, not a forecast.