25.04
sat
sat
Day
61°F
SW 12 mph
Precip.
100%
100%
Night
63°F
S 13 mph
Precip.
72%
72%
26.04
sun
sun
Day
63°F
SE 17 mph
Precip.
0%
0%
Night
63°F
E 16 mph
Precip.
0%
0%
27.04
mon
mon
Day
64°F
SE 17 mph
Precip.
0%
0%
Night
63°F
S 25 mph
Precip.
0%
0%
28.04
tue
tue
Day
61°F
S 23 mph
Precip.
0%
0%
Night
61°F
S 25 mph
Precip.
0%
0%
29.04
wed
wed
Day
61°F
S 21 mph
Precip.
0%
0%
Night
63°F
SE 8 mph
Precip.
0%
0%
30.04
thu
thu
Day
64°F
E 4 mph
Precip.
0%
0%
Night
64°F
E 3 mph
Precip.
0%
0%
01.05
fri
fri
Day
63°F
S 13 mph
Precip.
0%
0%
Night
61°F
S 16 mph
Precip.
0%
0%
02.05
sat
sat
Day
61°F
S 15 mph
Precip.
0%
0%
Night
61°F
S 11 mph
Precip.
0%
0%
03.05
sun
sun
Day
61°F
SE 7 mph
Precip.
0%
0%
Night
63°F
E 8 mph
Precip.
0%
0%
04.05
mon
mon
Day
64°F
NE 11 mph
Precip.
0%
0%
Night
64°F
NE 12 mph
Precip.
0%
0%
05.05
tue
tue
Day
64°F
SE 4 mph
Precip.
0%
0%
Night
66°F
NE 4 mph
Precip.
0%
0%
06.05
wed
wed
Day
66°F
E 7 mph
Precip.
0%
0%
Night
68°F
N 6 mph
Precip.
0%
0%
07.05
thu
thu
Day
68°F
W 9 mph
Precip.
0%
0%
Night
68°F
E 7 mph
Precip.
0%
0%
08.05
fri
fri
Day
66°F
E 9 mph
Precip.
0%
0%
Night
68°F
E 9 mph
Precip.
0%
0%
sea water
temperature
temperature
| Santorini |
monthly
weather
weather
| Santorini |
current
weather
weather
| Santorini |
7 days
forecast
forecast
| Santorini |
Sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 63.3°F. The highest and lowest sea temperatures during the month were 64.4°F and 62.2°F.
Sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 66.4°F. The highest and lowest sea temperatures during the month were 68.7°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: 15:38
April 25, saturday
1800
61°F
S
19 mph
19 mph
2100
63°F
S
17 mph
17 mph
April 26, sunday
0000
63°F
S
13 mph
13 mph
0300
63°F
S
15 mph
15 mph
0600
63°F
SE
12 mph
12 mph
0900
63°F
SE
17 mph
17 mph
1200
63°F
SE
17 mph
17 mph
1500
64°F
SE
18 mph
18 mph
