28.12
sun
sun
Day
59°F
E 21 mph
Precip.
0%
0%
Night
61°F
SE 26 mph
Precip.
0%
0%
29.12
mon
mon
Day
55°F
S 12 mph
Precip.
0%
0%
Night
57°F
E 8 mph
Precip.
0%
0%
30.12
tue
tue
Day
61°F
NE 26 mph
Precip.
62%
62%
Night
61°F
SE 14 mph
Precip.
76%
76%
31.12
wed
wed
Day
59°F
SE 5 mph
Precip.
100%
100%
Night
57°F
S 5 mph
Precip.
0%
0%
01.01
thu
thu
Day
59°F
N 12 mph
Precip.
88%
88%
Night
61°F
NE 13 mph
Precip.
77%
77%
02.01
fri
fri
Day
61°F
NE 13 mph
Precip.
21%
21%
Night
61°F
E 25 mph
Precip.
100%
100%
03.01
sat
sat
Day
55°F
S 28 mph
Precip.
55%
55%
Night
54°F
S 24 mph
Precip.
0%
0%
04.01
sun
sun
Day
54°F
SE 16 mph
Precip.
0%
0%
Night
54°F
W 2 mph
Precip.
0%
0%
05.01
mon
mon
Day
59°F
N 14 mph
Precip.
100%
100%
Night
59°F
N 11 mph
Precip.
100%
100%
06.01
tue
tue
Day
57°F
NE 15 mph
Precip.
100%
100%
Night
57°F
S 21 mph
Precip.
0%
0%
07.01
wed
wed
Day
59°F
SE 14 mph
Precip.
0%
0%
Night
61°F
NE 15 mph
Precip.
0%
0%
08.01
thu
thu
Day
63°F
NE 25 mph
Precip.
73%
73%
Night
63°F
NE 24 mph
Precip.
61%
61%
09.01
fri
fri
Day
63°F
N 17 mph
Precip.
0%
0%
Night
59°F
NE 24 mph
Precip.
100%
100%
sea water
temperature
temperature
| Santorini |
monthly
weather
weather
| Santorini |
current
weather
weather
| Santorini |
7 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 66.9°F. The highest and lowest sea temperatures during the month were 68.2°F and 65.8°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: 01:53
December 28, sunday
0300
55°F
S
22 mph
22 mph
0600
55°F
SE
17 mph
17 mph
0900
57°F
SE
14 mph
14 mph
1200
59°F
E
21 mph
21 mph
1500
63°F
E
24 mph
24 mph
1800
61°F
E
19 mph
19 mph
2100
61°F
S
22 mph
22 mph
December 29, monday
0000
61°F
SE
26 mph
26 mph
