25.09
fri
fri
Day
70°F
SE 9 mph
Precip.
1%
1%
Night
70°F
SE 9 mph
Precip.
12%
12%
26.09
sat
sat
Day
72°F
E 9 mph
Precip.
13%
13%
Night
72°F
E 8 mph
Precip.
12%
12%
27.09
sun
sun
Day
72°F
E 11 mph
Precip.
4%
4%
Night
73°F
SE 11 mph
Precip.
3%
3%
28.09
mon
mon
Day
72°F
SE 16 mph
Precip.
4%
4%
Night
73°F
S 14 mph
Precip.
3%
3%
29.09
tue
tue
Day
70°F
SE 11 mph
Precip.
3%
3%
Night
73°F
SW 6 mph
Precip.
2%
2%
30.09
wed
wed
Day
70°F
S 11 mph
Precip.
3%
3%
Night
73°F
SE 9 mph
Precip.
3%
3%
01.10
thu
thu
Day
72°F
SE 13 mph
Precip.
13%
13%
Night
72°F
E 6 mph
Precip.
3%
3%
02.10
fri
fri
Day
72°F
SE 10 mph
Precip.
3%
3%
Night
73°F
W 6 mph
Precip.
3%
3%
03.10
sat
sat
Day
72°F
SE 8 mph
Precip.
2%
2%
Night
72°F
E 5 mph
Precip.
2%
2%
04.10
sun
sun
Day
70°F
SE 6 mph
Precip.
2%
2%
Night
72°F
E 7 mph
Precip.
2%
2%
05.10
mon
mon
Day
70°F
SE 8 mph
Precip.
4%
4%
Night
72°F
E 8 mph
Precip.
8%
8%
06.10
tue
tue
Day
72°F
SE 11 mph
Precip.
4%
4%
Night
73°F
SE 7 mph
Precip.
3%
3%
07.10
wed
wed
Day
70°F
SE 11 mph
Precip.
4%
4%
Night
72°F
E 7 mph
Precip.
2%
2%
08.10
thu
thu
Day
72°F
E 9 mph
Precip.
6%
6%
Night
72°F
E 15 mph
Precip.
15%
15%
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 79.9°F. The highest and lowest sea temperatures during the month were 80.8°F and 78.4°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 74.2°F. The highest and lowest sea temperatures during the month were 76.6°F and 72.9°F.
Air temperature in Symi, °F
Precipitation total in Symi, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Symi
Symi on a weather map
Places in Greece:
Name
°F
24 Hours Forecast
Symi
Local time: 15:44
September 25, friday
1800
72°F
E
16 mph
16 mph
2100
72°F
E
10 mph
10 mph
September 26, saturday
0000
70°F
SE
9 mph
9 mph
0300
72°F
E
6 mph
6 mph
0600
70°F
SE
6 mph
6 mph
0900
70°F
NE
2 mph
2 mph
1200
72°F
E
9 mph
9 mph
1500
72°F
E
13 mph
13 mph
