25.08
tue
tue
Day
88°F
S 11 mph
Precip.
1%
1%
Night
79°F
W 2 mph
Precip.
1%
1%
26.08
wed
wed
Day
91°F
S 9 mph
Precip.
0%
0%
Night
79°F
W 2 mph
Precip.
3%
3%
27.08
thu
thu
Day
86°F
S 13 mph
Precip.
1%
1%
Night
75°F
S 6 mph
Precip.
5%
5%
28.08
fri
fri
Day
82°F
S 18 mph
Precip.
1%
1%
Night
73°F
S 11 mph
Precip.
5%
5%
29.08
sat
sat
Day
81°F
S 19 mph
Precip.
1%
1%
Night
70°F
S 9 mph
Precip.
8%
8%
30.08
sun
sun
Day
81°F
S 17 mph
Precip.
1%
1%
Night
75°F
SW 5 mph
Precip.
1%
1%
31.08
mon
mon
Day
82°F
S 14 mph
Precip.
1%
1%
Night
73°F
S 7 mph
Precip.
4%
4%
sea water
temperature
temperature
| Heraklion |
monthly
weather
weather
| Heraklion |
current
weather
weather
| Heraklion |
14 days
forecast
forecast
| Heraklion |
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 79.7°F. The highest and lowest sea temperatures during the month were 80.8°F and 78.8°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 77.9°F. The highest and lowest sea temperatures during the month were 79.5°F and 74.8°F.
Air temperature in Heraklion, °F
Precipitation total in Heraklion, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Heraklion
Heraklion on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Heraklion
Local time: 23:57
August 26, wednesday
0000
79°F
W
2 mph
2 mph
0300
79°F
W
3 mph
3 mph
0600
79°F
NW
4 mph
4 mph
0900
86°F
SW
2 mph
2 mph
1200
91°F
S
9 mph
9 mph
1500
90°F
SE
9 mph
9 mph
1800
84°F
S
7 mph
7 mph
2100
79°F
SW
3 mph
3 mph
