19.12
fri
fri
Day
61°F
SE 7 mph
Precip.
0%
0%
Night
61°F
SE 11 mph
Precip.
0%
0%
20.12
sat
sat
Day
61°F
SW 5 mph
Precip.
0%
0%
Night
63°F
W 7 mph
Precip.
71%
71%
21.12
sun
sun
Day
61°F
W 3 mph
Precip.
0%
0%
Night
61°F
NE 2 mph
Precip.
0%
0%
22.12
mon
mon
Day
61°F
NE 7 mph
Precip.
65%
65%
Night
61°F
SE 5 mph
Precip.
0%
0%
23.12
tue
tue
Day
63°F
NW 12 mph
Precip.
0%
0%
Night
64°F
N 16 mph
Precip.
100%
100%
24.12
wed
wed
Day
64°F
NE 14 mph
Precip.
0%
0%
Night
64°F
N 12 mph
Precip.
55%
55%
25.12
thu
thu
Day
64°F
NE 21 mph
Precip.
0%
0%
Night
64°F
NE 11 mph
Precip.
100%
100%
sea water
temperature
temperature
| Santorini |
monthly
weather
weather
| Santorini |
current
weather
weather
| Santorini |
14 days
forecast
forecast
| Santorini |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 67.3°F. The highest and lowest sea temperatures during the month were 68.2°F and 66.2°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 64.2°F. The highest and lowest sea temperatures during the month were 65.3°F and 63.7°F.
Air temperature in Santorini, °F
Precipitation total in Santorini, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Santorini
Santorini on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Santorini
Local time: 22:13
December 20, saturday
0000
61°F
SE
11 mph
11 mph
0300
61°F
S
11 mph
11 mph
0600
61°F
S
4 mph
4 mph
0900
61°F
S
10 mph
10 mph
1200
61°F
SW
5 mph
5 mph
1500
61°F
SW
9 mph
9 mph
1800
61°F
SW
7 mph
7 mph
2100
61°F
W
4 mph
4 mph
